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diff --git a/.gitattributes b/.gitattributes new file mode 100644 index 0000000..6833f05 --- /dev/null +++ b/.gitattributes @@ -0,0 +1,3 @@ +* text=auto +*.txt text +*.md text diff --git a/12506-0.txt b/12506-0.txt new file mode 100644 index 0000000..0994171 --- /dev/null +++ b/12506-0.txt @@ -0,0 +1,10521 @@ +*** START OF THE PROJECT GUTENBERG EBOOK 12506 *** + +=CRITIQUES AND ADDRESSES.= + +BY + +THOMAS HENRY HUXLEY, LL.D., F.R.S. + +1873. + + + + +PREFACE. + + +The "Critiques and Addresses" gathered together in this volume, like +the "Lay Sermons, Addresses, and Reviews," published three years ago, +deal chiefly with educational, scientific, and philosophical subjects; +and, in fact, indicate the high-water mark of the various tides of +occupation by which I have been carried along since the beginning of +the year 1870. + +In the end of that year, a confidence in my powers of work, which, +unfortunately, has not been justified by events, led me to allow +myself to be brought forward as a candidate for a seat on the London +School Board. Thanks to the energy of my supporters I was elected, and +took my share in the work of that body during the critical first year +of its existence. Then my health gave way, and I was obliged to resign +my place among colleagues whose large practical knowledge of the +business of primary education, and whose self-sacrificing zeal in the +discharge of the onerous and thankless duties thrown upon them by +the Legislature, made it a pleasure to work with them, even though my +position was usually that of a member of the minority. + +I mention these circumstances in order to account for (I had almost +said to apologize for) the existence of the two papers which head +the present series, and which are more or less political, both in the +lower and in the higher senses of that word. + +The question of the expediency of any form of State Education is, in +fact, a question of those higher politics which lie above the region +in which Tories, Whigs, and Radicals "delight to bark and bite." In +discussing it in my address on "Administrative Nihilism," I found +myself, to my profound regret, led to diverge very widely (though even +more perhaps in seeming than in reality) from the opinions of a man of +genius to whom I am bound by the twofold tie of the respect due to a +profound philosopher and the affection given to a very old friend. But +had I no other means of knowing the fact, the kindly geniality of Mr. +Herbert Spencer's reply[1] assures me that the tie to which I refer +will bear a much heavier strain than I have put, or ever intend to +put, upon it, and I rather rejoice that I have been the means of +calling forth so vigorous a piece of argumentative writing. Nor is +this disinterested joy at an attack upon myself diminished by the +circumstance, that, in all humility, but in all sincerity, I think it +may be repulsed. + +[Footnote 1: "Specialized Administration;" _Fortnightly Review_, +December 1871.] + +Mr. Spencer complains that I have first misinterpreted, and then +miscalled, the doctrine of which he is so able an expositor. It would +grieve me very much if I were really open to this charge. But what are +the facts? I define this doctrine as follows:-- + + "Those who hold these views support them by two lines of + argument. They enforce them deductively by arguing from an + assumed axiom, that the State has no right to do anything but + protect its subjects from aggression. The State is simply a + policeman, and its duty, neither more nor less than to prevent + robbery and murder and enforce contracts. It is not to promote + good, nor even to do anything to prevent evil, except by the + enforcement of penalties upon those who have been guilty + of obvious and tangible assaults upon purse or person. And, + according to this view, the proper form of government is + neither a monarchy, an aristocracy, nor a democracy, but an + _astynomocracy_, or police government. On the other hand, + these views are supported _à posteriori_ by an induction from + observation, which professes to show that whatever is done by + a Government beyond these negative limits, is not only sure + to be done badly, but to be done much worse than private + enterprise would have done the same thing." + +I was filled with surprised regret when I learned from the conclusion +of the article on "Specialized Administration," that this statement is +held by Mr. Spencer to be a misinterpretation of his views. Perhaps +I ought to be still more sorry to be obliged to declare myself, even +now, unable to discover where my misinterpretation lies, or in what +respect my presentation of Mr. Spencer's views differs from his own +most recent version of them. As the passage cited above shows I have +carefully defined the sense in which I use the terms which I employ, +and, therefore, I am not greatly concerned to defend the abstract +appropriateness of the terms themselves. And when Mr. Spencer +maintains the only proper functions of Government to be those which +are comprehensible under the description of "Negatively regulative +control," I may suggest that the difference between such "Negative +Administration" and "Administrative Nihilism," in the sense defined by +me, is not easily discernible. + +Having, as I hope, relieved myself from the suspicion of having +misunderstood or misrepresented Mr. Spencer's views, I might, if I +could forget that I am writing a preface, proceed to the discussion +of the parallel which he elaborates, with much knowledge and power, +between the physiological and the social organisms. But this is not +the place for a controversy involving so many technicalities, and +I content myself with one remark, namely, that the whole course of +modern physiological discovery tends to show, with more and more +clearness, that the vascular system, or apparatus for distributing +commodities in the animal organism, is eminently under the control of +the cerebro-spinal nervous centres--a fact which, unless I am again +mistaken, is contrary to one of Mr. Spencer's fundamental assumptions. +In the animal organism, Government does meddle with trade, and even +goes so far as to tamper a good deal with the currency. + +In the same number of the _Fortnightly Review_ as that which contains +Mr. Spencer's essay, Miss Helen Taylor assails me--though, I am bound +to admit, more in sorrow than in anger--for what she terms, my +"New Attack on Toleration." It is I, this time, who may complain of +misinterpretation, if the greater part of Miss Taylor's article +(with which I entirely sympathise) is supposed to be applicable to +my "intolerance." Let us have full-toleration, by all means, upon +all questions in which there is room for doubt, or which cannot be +distinctly proved to affect the welfare of mankind. But when Miss +Taylor has shown what basis exists for criminal legislation, except +the clear right of mankind not to tolerate that which is demonstrably +contrary to the welfare of society, I will admit that such +demonstration ought only to be believed in by the "curates and +old women" to whom she refers. Recent events have not weakened the +conviction I expressed in a much-abused speech at the London School +Board, that Ultramontanism is demonstrably the enemy of society; and +must be met with resistance, merely passive if possible, but active if +necessary, by "the whole power of the State." + +Next in order, it seems proper that I should briefly refer to my +friend Mr. Mivart's onslaught upon my criticism of Mr. Darwin's +critics, himself among the number, which will be found in this +volume. In "Evolution and its Consequences"[1] I am accused of +misrepresentation, misquotation, misunderstanding, and numerous other +negative and positive literary and scientific sins; and much subtle +ingenuity is expended by Mr. Mivart in attempting to extricate himself +from the position in which my exposition of the real opinions of +Father Suarez has placed him. So much more, in fact, has Mr. Mivart's +ingenuity impressed me than any other feature of his reply, that I +shall take the liberty of re-stating the main issue between us; and, +for the present, leaving that issue alone to the judgment of the +public. + +[Footnote 1: _Contemporary Review_, January 1872.] + +In his book on the "Genesis of Species" Mr. Mivart, after discussing +the opinions of sundry Catholic writers of authority, among whom he +especially includes St. Augustin, St. Thomas Aquinas, and the Jesuit +Suarez, proceeds to say: "It is then evident that ancient and most +venerable theological authorities distinctly assert _derivative_ +creation, and thus their teachings harmonize with all that modern +science can possibly require."[1] By the "derivative creation" of +organic forms, Mr. Mivart understands, "that God created them by +conferring on the material world the power to evolve them under +suitable conditions." + +[Footnote 1: Bunsen's "Outlines of the Philosophy of Universal +History," vol. i.p. 349. 1854.] + +On the contrary, I proved by evidence, which Mr. Mivart does not +venture to impugn, that Suarez, in his "Tractatus de Opere sex +Dierum," expressly rejects St. Augustin's and St. Thomas' views; that +he vehemently advocates the literal interpretation of the account of +the creation given in the Book of Genesis; and that he treats with +utter scorn the notion that the Almighty could have used the language +of that Book, unless He meant it to be taken literally. + +Mr. Mivart, therefore, either has read Suarez and has totally +misrepresented him--a hypothesis which, I hope I need hardly say, I do +not for a moment entertain: or, he has got his information at second +hand, and has himself been deceived. But in that case, it is surely +an imprudence on his part, to reproach me with having "read Suarez _ad +hoc_, and evidently without the guidance of anyone familiar with +that author." No doubt, in the matter of guidance, Mr. Mivart has the +advantage of me. Nevertheless, the guides who supplied him with his +references to Suarez' "Metaphysica," while they left him in ignorance +of the existence of the "Tractatus," are guides with whose services +it might be better to dispense; leaders who wilfully shut their eyes, +being even more liable to lodge one in a ditch, than blind leaders. + +At the time when the essay on "Methods and Results of Ethnology" was +written, I had not met with a passage in Professor Max Müller's "Last +Results of Turanian Researches"[1] which shows so appositely, that +the profoundest study of philology leads to conclusions respecting the +relation of Ethnology with Philology, similar to those at which I had +arrived in approaching the question from the Anatomist's side, that I +cannot refrain from quoting it: + +[Footnote 1: LONDON, _April_ 1873.] + + "Nor should we, in our phonological studies, either expect or + desire more than general hints from physical ethnology. The + proper and rational connection between the two sciences is + that of mutual advice and suggestion, but nothing more. Much + of the confusion of terms and indistinctness of principles, + both in Ethnology and Phonology, are due to the combined + study of these heterogeneous sciences. Ethnological race + and phonological race are not commensurate, except in + ante-historical times, or perhaps at the very dawn of history. + With the migration of tribes, their wars, their colonies, + their conquests and alliances, which, if we may judge from + their effects, must have been much more violent in the + ethnic, than even in the political, period of history, it is + impossible to imagine that race and language should continue + to run parallel. The physiologist should pursue his own + science unconcerned about language." + +It is further desirable to remark that the statements in this Essay +respecting the forms of Native American crania need rectification. On +this point, I refer the reader who is interested in the subject to +my paper "On the Form of the Cranium among the Patagonians and the +Fuegians" published in the _Journal of Anatomy and Physiology_ for +1868. + +If the problem discussed in my address to the British Association +in 1870 has not yet received its solution, it is not because the +champions of Abiogenesis have been idle, or wanting in confidence. But +every new assertion on their side has been met by a counter assertion; +and though the public may have been led to believe that so much noise +must indicate rapid progress, one way or the other, an impartial +critic will admit, with sorrow, that the question has been "marking +time" rather than marching. In mere sound, these two processes are not +so very different. + + + + + +CONTENTS. + + +I. + +ADMINISTRATIVE NIHILISM. (An Address delivered to the Members of +the Midland Institute, on the 9th of October, 1871, and subsequently +published in the _Fortnightly Review_) + + +II. + +THE SCHOOL BOARDS: WHAT THEY CAN DO, AND WHAT THEY MAY DO. (The +_Contemporary Review_, 1870) + + +III. + +ON MEDICAL EDUCATION. (An Address to the Students of the Faculty of +Medicine in University College, London, 1870) + + +IV. + +YEAST. (The _Contemporary Review_, 1871) + + +V. + +ON THE FORMATION OF COAL. (A Lecture delivered before the Members of +the Bradford Philosophical Institution, and subsequently published in +the _Contemporary Review_) + + +VI. + +ON CORAL AND CORAL REEFS. (_Good Words_, 1870) + + +VII. + +ON THE METHODS AND RESULTS OF ETHNOLOGY. (The _Fortnightly Review_, +1865) + + +VIII. + +ON SOME FIXED POINTS IN BRITISH ETHNOLOGY. (The _Contemporary Review_, +1871) + + +IX. + +PALAEONTOLOGY AND THE DOCTRINE OF EVOLUTION. (The Presidential Address +to the Geological Society, 1870) + + +X. + +MR. DARWIN'S CRITICS. (The _Contemporary Review_, 1871) + + +XI. + +THE GENEALOGY OF ANIMALS. (A Review of Haeckel's "Natürliche +Schöpfungs-Geschichte." The _Academy_, 1869) + + +XII. + +BISHOP BERKELEY ON THE METAPHYSICS OF SENSATION. _(Macmillan's +Magazine_, 1871) + + + + +CRITIQUES AND ADDRESSES. + + + + +I. + +ADMINISTRATIVE NIHILISM. + +(AN ADDRESS TO THE MEMBERS OF THE MIDLAND INSTITUTE, OCTOBER 9TH, +1871.) + + +To me, and, as I trust, to the great majority of those whom I address, +the great attempt to educate the people of England which has just been +set afoot, is one of the most satisfactory and hopeful events in our +modern history. But it is impossible, even if it were desirable, +to shut our eyes to the fact, that there is a minority, not +inconsiderable in numbers, nor deficient in supporters of weight and +authority, in whose judgment all this legislation is a step in the +wrong direction, false in principle, and consequently sure to produce +evil in practice. + +The arguments employed by these objectors are of two kinds. The first +is what I will venture to term the caste argument; for, if logically +carried out, it would end in the separation of the people of this +country into castes, as permanent and as sharply defined, if not as +numerous, as those of India. It is maintained that the whole fabric +of society will be destroyed if the poor, as well as the rich, are +educated; that anything like sound and good education will only make +them discontented with their station and raise hopes which, in the +great majority of cases, will be bitterly disappointed. It is said: +There must be hewers of wood and drawers of water, scavengers and +coalheavers, day labourers and domestic servants, or the work of +society will come to a standstill. But, if you educate and refine +everybody, nobody will be content to assume these functions, and all +the world will want to be gentlemen and ladies. + +One hears this argument most frequently from the representatives of +the well-to-do middle class; and, coming from them, it strikes me as +peculiarly inconsistent, as the one thing they admire, strive after, +and advise their own children to do, is to get on in the world, and, +if possible, rise out of the class in which they were born into that +above them. Society needs grocers and merchants as much as it needs +coalheavers; but if a merchant accumulates wealth and works his way to +a baronetcy, or if the son of a greengrocer becomes a lord chancellor, +or an archbishop, or, as a successful soldier, wins a peerage, all the +world admires them; and looks with pride upon the social system which +renders such achievements possible. Nobody suggests that there is +anything wrong in _their_ being discontented with _their_ station; or +that, in _their_ cases society suffers by men of ability reaching the +positions for which nature has fitted them. + +But there are better replies than those of the _tu quoque_ sort to the +caste argument. In the first place, it is not true that education, +as such, unfits men for rough and laborious, or even disgusting, +occupations. The life of a sailor is rougher and harder than that of +nine landsmen out of ten, and yet, as every ship's captain knows, no +sailor was ever the worse for possessing a trained intelligence. The +life of a medical practitioner, especially in the country, is harder +and more laborious than that of most artisans, and he is constantly +obliged to do things which, in point of pleasantness, cannot be ranked +above scavengering--yet he always ought to be, and he frequently is, +a highly educated man. In the second place, though it may be granted +that the words of the catechism, which require a man to do his duty in +the station to which it has pleased God to call him, give an admirable +definition of our obligation to ourselves and to society; yet the +question remains, how is any given person to find out what is the +particular station to which it has pleased God to call him? A new-born +infant does not come into the world labelled scavenger, shopkeeper, +bishop, or duke. One mass of red pulp is just like another to all +outward appearance. And it is only by finding out what his faculties +are good for, and seeking, not for the sake of gratifying a paltry +vanity, but as the highest duty to himself and to his fellow-men, +to put himself into the position in which they can attain their full +development, that the man discovers his true station. That which is to +be lamented, I fancy, is not that society should do its utmost to help +capacity to ascend from the lower strata to the higher, but that it +has no machinery by which to facilitate the descent of incapacity from +the higher strata to the lower. In that noble romance, the "Republic" +(which is now, thanks to the Master of Balliol, as intelligible to +us all, as if it had been written in our mother tongue), Plato makes +Socrates say that he should like to inculcate upon the citizens of his +ideal state just one "royal lie." + + "'Citizens,' we shall say to them in our tale--'You are + brothers, yet God has framed you differently. Some of you + have the power of command, and these he has composed of + gold, wherefore also they have the greatest honour; others + of silver, to be auxiliaries; others again, who are to be + husbandmen and craftsmen, he has made of brass and iron; and + the species will generally be preserved in the children. But + as you are of the same original family, a golden parent will + sometimes have a silver son, or a silver parent a golden son. + And God proclaims to the rulers, as a first principle, that + before all they should watch over their offspring, and see + what elements mingle with their nature; for if the son of a + golden or silver parent has an admixture of brass and iron, + then nature orders a transposition of ranks, and the eye of + the ruler must not be pitiful towards his child because he has + to descend in the scale and become a husbandman or artisan; + just as there may be others sprung from the artisan class, who + are raised to honour, and become guardians and auxiliaries. + For an oracle says that when a man of brass or iron guards the + State, it will then be destroyed.'"[1] + +[Footnote 1: "The Dialogues of Plato." Translated into English, with +Analysis and Introduction, by B. Jowett, M.A. Vol. ii. p. 243.] + +Time, whose tooth gnaws away everything else, is powerless against +truth; and the lapse of more than two thousand years has not weakened +the force of these wise words. Nor is it necessary that, as Plato +suggests, society should provide functionaries expressly charged with +the performance of the difficult duty of picking out the men of brass +from those of silver and gold. Educate, and the latter will certainly +rise to the top; remove all those artificial props by which the brass +and iron folk are kept at the top, and, by a law as sure as that of +gravitation, they will gradually sink to the bottom. We have all +known noble lords who would have been coachmen, or gamekeepers, or +billiard-markers, if they had not been kept afloat by our social +corks; we have all known men among the lowest ranks, of whom everyone +has said, "What might not that man have become, if he had only had a +little education?" + +And who that attends, even in the most superficial way, to the +conditions upon which the stability of modern society--and especially +of a society like ours, in which recent legislation has placed +sovereign authority in the hands of the masses, whenever they are +united enough to wield their power--can doubt that every man of high +natural ability, who is both ignorant and miserable, is as great a +danger to society as a rocket without a stick is to the people +who fire it? Misery is a match that never goes out; genius, as an +explosive power, beats gunpowder hollow; and if knowledge, which +should give that power guidance, is wanting, the chances are not small +that the rocket will simply run a-muck among friends and foes. What +gives force to the socialistic movement which is now stirring +European society to its depths, but a determination on the part of the +naturally able men among the proletariat, to put an end, somehow or +other, to the misery and degradation in which a large proportion of +their fellows are steeped? The question, whether the means by which +they purpose to achieve this end are adequate or not, is at this +moment the most important of all political questions--and it is beside +my present purpose to discuss it. All I desire to point out is, that +if the chance of the controversy being decided calmly and rationally, +and not by passion and force, looks miserably small to an impartial +bystander, the reason is that not one in ten thousand of those who +constitute the ultimate court of appeal, by which questions of the +utmost difficulty, as well as of the most momentous gravity, will have +to be decided, is prepared by education to comprehend the real nature +of the suit brought before their tribunal. + +Finally, as to the ladies and gentlemen question, all I can say is, +would that every woman-child born into this world were trained to be +a lady, and every man-child a gentleman! But then I do not use those +much-abused words by way of distinguishing people who wear fine +clothes, and live in fine houses, and talk aristocratic slang, from +those who go about in fustian, and live in back slums, and talk gutter +slang. Some inborn plebeian blindness, in fact, prevents me from +understanding what advantage the former have over the latter. I have +never even been able to understand why pigeon-shooting at Hurlingham +should be refined and polite, while a rat-killing match in Whitechapel +is low; or why "What a lark" should be coarse, when one hears "How +awfully jolly" drop from the most refined lips twenty times in an +evening. + +Thoughtfulness for others, generosity, modesty, and self-respect, are +the qualities which make a real gentleman, or lady, as distinguished +from the veneered article which commonly goes by that name. I by no +means wish to express any sentimental preference for Lazarus against +Dives, but, on the face of the matter, one does not see why the +practice of these virtues should be more difficult in one state of +life than another; and any one who has had a wide experience among all +sorts and conditions of men, will, I think, agree with me that they +are as common in the lower ranks of life as in the higher. + +Leaving the caste argument aside then, as inconsistent with the +practice of those who employ it, as devoid of any justification in +theory, and as utterly mischievous if its logical consequences were +carried out, let us turn to the other class of objectors. To these +opponents, the Education Act is only one of a number of pieces of +legislation to which they object on principle; and they include under +like condemnation the Vaccination Act, the Contagious Diseases Act, +and all other sanitary Acts; all attempts on the part of the State to +prevent adulteration, or to regulate injurious trades; all legislative +interference with anything that bears directly or indirectly on +commerce, such as shipping, harbours, railways, roads, cab-fares, and +the carriage of letters; and all attempts to promote the spread of +knowledge by the establishment of teaching bodies, examining +bodies, libraries, or museums, or by the sending out of scientific +expeditions; all endeavours to advance art by the establishment of +schools of design, or picture galleries; or by spending money upon +an architectural public building when a brick box would answer the +purpose. According to their views, not a shilling of public money must +be bestowed upon a public park or pleasure-ground; not sixpence upon +the relief of starvation, or the cure of disease. Those who hold +these views support them by two lines of argument. They enforce them +deductively by arguing from an assumed axiom, that the State has no +right to do anything but protect its subjects from aggression. The +State is simply a policeman, and its duty is neither more nor less +than to prevent robbery and murder and enforce contracts. It is not to +promote good, nor even to do anything to prevent evil, except by the +enforcement of penalties upon those who have been guilty of obvious +and tangible assaults upon purses or persons. And, according to +this view, the proper form of government is neither a monarchy, +an aristocracy, nor a democracy, but an _astynomocracy_, or +police government. On the other hand, these views are supported _à +posteriori_, by an induction from observation, which professes to show +that whatever is done by a Government beyond these negative limits, is +not only sure to be done badly, but to be done much worse than private +enterprise would have done the same thing. + +I am by no means clear as to the truth of the latter proposition. It +is generally supported by statements which prove clearly enough that +the State does a great many things very badly. But this is really +beside the question. The State lives in a glass house; we see what it +tries to do, and all its failures, partial or total, are made the most +of. But private enterprise is sheltered under good opaque bricks and +mortar. The public rarely knows what it tries to do, and only hears +of failures when they are gross and patent to all the world. Who is +to say how private enterprise would come out if it tried its hand +at State work? Those who have had most experience of joint-stock +companies and their management, will probably be least inclined to +believe in the innate superiority of private enterprise over State +management. If continental bureaucracy and centralization be fraught +with multitudinous evils, surely English beadleocracy and parochial +obstruction are not altogether lovely. If it be said that, as a matter +of political experience, it is found to be for the best interests, +including the healthy and free development, of a people, that the +State should restrict itself to what is absolutely necessary, and +should leave to the voluntary efforts of individuals as much as +voluntary effort can be got to do, nothing can be more just. But, on +the other hand, it seems to me that nothing can be less justifiable +than the dogmatic assertion that State interference, beyond the limits +of home and foreign police, must, under all circumstances, do harm. + +Suppose, however, for the sake of argument, that we accept the +proposition that the functions of the State may be properly summed up +in the one great negative commandment,--"Thou shalt not allow any man +to interfere with the liberty of any other man,"--I am unable to see +that the logical consequence is any such restriction of the power of +Government, as its supporters imply. If my next-door neighbour +chooses to have his drains in such a state as to create a poisonous +atmosphere, which I breathe at the risk of typhus and diphtheria, he +restricts my just freedom to live just as much as if he went about +with a pistol, threatening my life; if he is to be allowed to let +his children go unvaccinated, he might as well be allowed to leave +strychnine lozenges about in the way of mine; and if he brings them up +untaught and untrained, to earn their living, he is doing his best +to restrict my freedom, by increasing the burden of taxation for the +support of gaols and workhouses, which I have to pay. + +The higher the state of civilization, the more completely do the +actions of one member of the social body influence all the rest, and +the less possible is it for any one man to do a wrong thing +without interfering, more or less, with the freedom of all his +fellow-citizens. So that, even upon the narrowest view of the +functions of the State, it must be admitted to have wider powers than +the advocates of the police theory are disposed to admit. + +It is urged, I am aware, that if the right of the State to step beyond +the assigned limits is admitted at all, there is no stopping; and that +the principle which justifies the State in enforcing vaccination or +education, will also justify it in prescribing my religious belief, +or my mode of carrying on my trade or profession; in determining the +number of courses I have for dinner, or the pattern of my waistcoat. + +But surely the answer is obvious that, on similar grounds, the right +of a man to eat when he is hungry might be disputed, because if you +once allow that he may eat at all, there is no stopping him until he +gorges himself, and suffers all the ills of a surfeit. In practice, +the man leaves off when reason tells him he has had enough; and, in +a properly organized State, the Government, being nothing but the +corporate reason of the community, will soon find out when State +interference has been carried far enough. And, so far as my +acquaintance with those who carry on the business of Government goes, +I must say that I find them far less eager to interfere with the +people, than the people are to be interfered with. And the reason is +obvious. The people are keenly sensible of particular evils, and, like +a man suffering from pain, desire an immediate remedy. The statesman, +on the other hand, is like the physician, who knows that he can stop +the pain at once by an opiate; but who also knows that the opiate may +do more harm than good in the long run. In three cases out of four the +wisest thing he can do is to wait, and leave the case to nature. But +in the fourth case, in which the symptoms are unmistakable, and the +cause of the disease distinctly known, prompt remedy saves a life. +Is the fact that a wise physician will give as little medicine as +possible any argument for his abstaining from giving any at all? + +But the argument may be met directly. It may be granted that the +State, or corporate authority of the people, might with perfect +propriety order my religion, or my waistcoat, if as good grounds +could be assigned for such an order as for the command to educate my +children. And this leads us to the question which lies at the root of +the whole discussion--the question, namely, upon what foundation +does the authority of the State rest, and how are the limits of that +authority to be determined? + +One of the oldest and profoundest of English philosophers, Hobbes of +Malmesbury, writes thus:-- + + "The office of the sovereign, be it monarch or an assembly, + consisteth in the end for which he was entrusted with the + sovereign power, namely, the procuration of _the safety_ of + the people: to which he is obliged by the law of nature, and + to render an account thereof to God, the author of that law, + and to none but Him. But by safety, here, is not meant a bare + preservation, but also all other contentments of life, which + every man by lawful industry, without danger or hurt to the + commonwealth, shall acquire to himself." + +At first sight this may appear to be a statement of the police-theory +of government, pure and simple; but it is not so. For Hobbes goes on +to say:-- + + "And this is intended should be done, not by care applied to + individuals, further than their protection from injuries, when + they shall complain; but by a general providence contained in + public instruction both of doctrine and example; and in the + making and executing of good laws to which individual persons + may apply their own cases."[1] + +[Footnote 1: "Leviathan," Molesworth's ed. p. 322.] + +To a witness of the civil war between Charles I. and the Parliament, +it is not wonderful that the dissolution of the bonds of society which +is involved in such strife should appear to be "the greatest evil that +can happen in this life;" and all who have read the "Leviathan" know +to what length Hobbes's anxiety for the preservation of the authority +of the representative of the sovereign power, whatever its shape, +leads him. But the justice of his conception of the duties of the +sovereign power does not seem to me to be invalidated by his monstrous +doctrines respecting the sacredness of that power. + +To Hobbes, who lived during the break-up of the sovereign power by +popular force, society appeared to be threatened by everything which +weakened that power: but, to John Locke, who witnessed the evils which +flow from the attempt of the sovereign power to destroy the rights +of the people by fraud and violence, the danger lay in the other +direction. + +The safety of the representative of the sovereign power itself is to +Locke a matter of very small moment, and he contemplates its abolition +when it ceases to do its duty, and its replacement by another, as a +matter of course. The great champion of the revolution of 1688 could +do no less. Nor is it otherwise than natural that he should seek to +limit, rather than to enlarge, the powers of the State, though in +substance he entirely agrees with Hobbes's view of its duties:-- + + "But though men," says he, "when they enter into society, give + up the equality, liberty, and executive power they had in the + state of nature, into the hands of the society, to be so far + disposed of by the Legislature as the good of society shall + require; yet it being only with an intention in every one the + better to preserve himself, his liberty and property (for no + rational creature can be supposed to change his condition + with an intention to be worse), the power of the society, + or legislation, constituted by them can never be supposed to + extend further than the common good, but is obliged to secure + every one's property by providing against those three defects + above mentioned, that made the state of nature so unsafe and + uneasy. And so, whoever has the legislative or supreme + power of any commonwealth, is bound to govern by established + standing laws, promulgated and known to the people, and not + by extemporary decrees; by indifferent and upright judges, who + are to decide controversies by those laws: and to employ the + force of the community at home only in the execution of such + laws; or abroad, to prevent or redress foreign injuries, and + secure the community from inroads and invasion. And all this + to be directed to no other end than the peace, safety, and + public good of the people."[1] + +[Footnote 1: Locke's Essay, "Of Civil Government," § 131.] + +Just as in the case of Hobbes, so in that of Locke, it may at first +sight appear from this passage that the latter philosopher's views of +the functions of Government incline to the negative, rather than the +positive, side. But a further study of Locke's writings will at +once remove this misconception. In the famous "Letter concerning +Toleration," Locke says:-- + + "The commonwealth seems to me to be a society of men + constituted only for the procuring, preserving, and + _advancing_ their own civil interests. + + "Civil interests I call life, liberty, health, and indolency + of body; and the possession of outward things, such as money, + lands, houses, furniture, and the like. + + "It is the duty of the civil magistrate, by the impartial + execution of equal laws, to secure unto all the people in + general, and to every one of his subjects in particular, the + just possession of those things belonging to this life. + + "... The whole jurisdiction of the magistrate reaches only + to these civil concernments.... All civil power, right, + and dominion, is bounded and confined to the only care of + promoting these things." + +Elsewhere in the same "Letter," Locke lays down the proposition that +if the magistrate understand washing a child "to be profitable to the +curing or preventing any disease that children are subject unto, and +esteem the matter weighty enough to be taken care of by a law, in that +case he may order it to be done." + +Locke seems to differ most widely from Hobbes by his strong advocacy +of a certain measure of toleration in religious matters. But the +reason why the civil magistrate ought to leave religion alone is, +according to Locke, simply this, that "true and saving religion +consists in the inward persuasion of the mind." And since "such is the +nature of the understanding that it cannot be compelled to the belief +of anything by outward force," it is absurd to attempt to make men +religious by compulsion. I cannot discover that Locke fathers the pet +doctrine of modern Liberalism, that the toleration of error is a good +thing in itself, and to be reckoned among the cardinal virtues; on +the contrary, in this very "Letter on Toleration" he states in the +clearest language that "No opinion contrary to human society, or to +those moral rules which are necessary to the preservation of civil +society, are to be tolerated by the magistrate." And the practical +corollary which he draws from this proposition is that there ought to +be no toleration for either Papists or Atheists. + +After Locke's time the negative view of the functions of Government +gradually grew in strength, until it obtained systematic and able +expression in Wilhelm von Humboldt's "Ideen,"[1] the essence of which +is the denial that the State has a right to be anything more than +chief policeman. And, of late years, the belief in the efficacy of +doing nothing, thus formulated, has acquired considerable popularity +for several reasons. In the first place, men's speculative convictions +have become less and less real; their tolerance is large because their +belief is small; they know that the State had better leave things +alone unless it has a clear knowledge about them; and, with reason, +they suspect that the knowledge of the governing power may stand no +higher than the very low watermark of their own. + +[Footnote 1: An English translation has been published under the title +of "Essay on the Sphere and Duties of Government."] + +In the second place, men have become largely absorbed in the mere +accumulation of wealth; and as this is a matter in which the plainest +and strongest form of self-interest is intensely concerned, science +(in the shape of Political Economy) has readily demonstrated that +self-interest may be safely left to find the best way of attaining +its ends. Rapidity and certainty of intercourse between different +countries, the enormous development of the powers of machinery, and +general peace (however interrupted by brief periods of warfare), have +changed the face of commerce as completely as modern artillery has +changed that of war. The merchant found himself as much burdened by +ancient protective measures as the soldier by his armour--and negative +legislation has been of as much use to the one as the stripping off +of breast-plates, greaves, and buff-coat to the other. But because the +soldier is better without his armour it does not exactly follow that +it is desirable that our defenders should strip themselves stark +naked; and it is not more apparent why _laissez-faire_--great and +beneficial as it may be in all that relates to the accumulation of +wealth--should be the one great commandment which the State is to +obey in all other matters; and especially in those in which the +justification of _laissez-faire_, namely, the keen insight given by +the strong stimulus of direct personal interest, in matters clearly +understood, is entirely absent. + +Thirdly, to the indifference generated by the absence of fixed +beliefs, and to the confidence in the efficacy of _laissez-faire_, +apparently justified by experience of the value of that principle when +applied to the pursuit of wealth, there must be added that nobler and +better reason for a profound distrust of legislative interference, +which animates Von Humboldt and shines forth in the pages of Mr. +Mill's famous Essay on Liberty--I mean the just fear lest the end +should be sacrificed to the means; lest freedom and variety should be +drilled and disciplined out of human life in order that the great mill +of the State should grind smoothly. + +One of the profoundest of living English philosophers, who is at the +same time the most thoroughgoing and consistent of the champions of +astynomocracy, has devoted a very able and ingenious essay[1] to the +drawing out of a comparison between the process by which men have +advanced from the savage state to the highest civilization, and that +by which an animal passes from the condition of an almost shapeless +and structureless germ, to that in which it exhibits a highly +complicated structure and a corresponding diversity of powers. Mr. +Spencer says with great justice-- + +[Footnote 1: "The Social Organism:" Essays. Second Series.] + + "That they gradually increase in mass; that they become, + little by little, more complex; that, at the same time, their + parts grow more mutually dependent; and that they continue to + live and grow as wholes, while successive generations of their + units appear and disappear,--are broad peculiarities which + bodies politic display, in common with all living bodies, and + in which they and living bodies differ from everything else." + +In a very striking passage of this essay Mr. Spencer shows with what +singular closeness a parallel between the development of a nervous +system, which is the governing power of the body in the series of +animal organisms, and that of government, in the series of social +organisms, can be drawn:-- + + "Strange as the assertion, will be thought," says Mr. Spencer, + "our Houses of Parliament discharge in the social economy + functions that are, in sundry respects, comparable to those + discharged by the cerebral masses in a vertebrate animal.... + The cerebrum co-ordinates the countless heterogeneous + considerations which affect the present and future welfare of + the individual as a whole; and the Legislature co-ordinates + the countless heterogeneous considerations which affect the + immediate and remote welfare of the whole community. We may + describe the office of the brain as that of _averaging_ the + interests of life, physical, intellectual, moral, social; and + a good brain is one in which the desires answering to their + respective interests are so balanced, that the conduct they + jointly dictate sacrifice none of them. Similarly we may + describe the office of Parliament as that of _averaging_ the + interests of the various classes in a community; and a good + Parliament is one in which the parties answering to these + respective interests are so balanced, that their united + legislation concedes to each class as much as consists with + the claims of the rest." + +All this appears to be very just. But if the resemblances between the +body physiological and the body politic are any indication, not only +of what the latter is, and how it has become what it is, but of what +it ought to be, and what it is tending to become, I cannot but think +that the real force of the analogy is totally opposed to the negative +view of State function. + +Suppose that, in accordance with this view, each muscle were to +maintain that the nervous system had no right to interfere with its +contraction, except to prevent it from hindering the contraction of +another muscle; or each gland, that it had a right to secrete, so long +as its secretion interfered with no other; suppose every separate cell +left free to follow its own "interests," and _laissez-faire_ lord of +all, what would become of the body physiological? + +The fact is that the sovereign power of the body thinks for the +physiological organism, acts for it, and rules the individual +components with a rod of iron. Even the blood-corpuscles can't hold a +public meeting without being accused of "congestion"--and the brain, +like other despots whom we have known, calls out at once for the +use of sharp steel against them. As in Hobbes's "Leviathan," the +representative of the sovereign authority in the living organism, +though he derives all his powers from the mass which he rules, is +above the law. The questioning of his authority involves death, or +that partial death which we call paralysis. Hence, if the analogy of +the body politic with the body physiological counts for anything, it +seems to me to be in favour of a much larger amount of governmental +interference than exists at present, or than I, for one, at all desire +to see. But, tempting as the opportunity is, I am not disposed to +build up any argument in favour of my own case upon this analogy, +curious, interesting, and in many respects close, as it is, for it +takes no cognizance of certain profound and essential differences +between the physiological and the political bodies. + +Much as the notion of a "social contract" has been ridiculed, it +nevertheless seems to be clear enough, that all social organization +whatever depends upon what is substantially a contract, whether +expressed or implied, between the members of the society. No society +ever was, or ever can be, really held together by force. It may seem +a paradox to say that a slaveholder does not make his slaves work +by force, but by agreement. And yet it is true. There is a contract +between the two which, if it were written out, would run in these +terms:--"I undertake to feed, clothe, house, and not to kill, flog, +or otherwise maltreat you, Quashie, if you perform a certain amount of +work." Quashie, seeing no better terms to be had, accepts the bargain, +and goes to work accordingly. A highwayman who garottes me, and then +clears out my pockets, robs me by force in the strict sense of the +words; but if he puts a pistol to my head and demands my money or +my life, and I, preferring the latter, hand over my purse, we have +virtually made a contract, and I perform one of the terms of that +contract. If, nevertheless, the highwayman subsequently shoots me, +everybody will see that, in addition to the crimes of murder and +theft, he has been guilty of a breach of contract. + +A despotic Government, therefore, though often a mere combination +of slaveholding and highway robbery, nevertheless implies a contract +between governor and governed, with voluntary submission on the part +of the latter; and _à fortiori_, all other forms of government are in +like case. + +Now a contract between any two men implies a restriction of the +freedom of each in certain particulars. The highwayman gives up his +freedom to shoot me, on condition of my giving up my freedom to do +as I like with my money: I give up my freedom to kill Quashie, on +condition of Quashie's giving up his freedom to be idle. And the +essence and foundation of every social organization, whether simple +or complex, is the fact that each member of the society voluntarily +renounces his freedom in certain directions, in return for the +advantages which he expects from association with the other members +of that society. Nor are constitutions, laws, or manners, in ultimate +analysis, anything but so many expressed or implied contracts between +the members of a society to do this, or abstain from that. + +It appears to me that this feature constitutes the difference +between the social and the physiological organism. Among the higher +physiological organisms, there is none which is developed by the +conjunction of a number of primitively independent existences into +a complex whole. The process of social organization appears to be +comparable, not so much to the process of organic development, as +to the synthesis of the chemist, by which independent elements are +gradually built up into complex aggregations--in which each element +retains an independent individuality, though held in subordination to +the whole. The atoms of carbon and hydrogen, oxygen, nitrogen, which +enter into a complex molecule, do not lose the powers originally +inherent in them, when they unite to form that molecule, the +properties of which express those forces of the whole aggregation +which are not neutralized and balanced by one another. Each atom has +given up something, in order that the atomic society, or molecule, may +subsist. And as soon as any one or more of the atoms thus associated +resumes the freedom which it has renounced, and follows some external +attraction, the molecule is broken up, and all the peculiar properties +which depended upon its constitution vanish. + +Every society, great or small, resembles such a complex molecule, +in which the atoms are represented by men, possessed of all those +multifarious attractions and repulsions which are manifested in their +desires and volitions, the unlimited power of satisfying which, we +call freedom. The social molecule exists in virtue of the renunciation +of more or less of this freedom by every individual. It is decomposed, +when the attraction of desire leads to the resumption of that freedom, +the suppression of which is essential to the existence of the social +molecule. And the great problem of that social chemistry we call +politics, is to discover what desires of mankind may be gratified, and +what must be suppressed, if the highly complex compound, society, +is to avoid decomposition. That the gratification of some of +men's desires shall be renounced is essential to order; that the +satisfaction of others shall be permitted is no less essential to +progress; and the business of the sovereign authority--which is, or +ought-to be, simply a delegation of the people appointed to act for +its good--appears to me to be, not only to enforce the renunciation of +the anti-social desires, but, wherever it may be necessary, to promote +the satisfaction of those which are conducive to progress. + +The great metaphysician, Immanuel Kant, who is at his greatest when +he discusses questions which are not metaphysical, wrote, nearly a +century ago, a wonderfully instructive essay entitled "A Conception of +Universal History in relation to Universal Citizenship,"[1] from which +I will borrow a few pregnant sentences:-- + +[Footnote 1: "Idee zu einer allgemeinen Geschichte in weltbürgerlichen +Absicht," 1784. This paper has been translated by De Quincey, and +attention has been recently drawn to its "signal merits" by the Editor +of the _Fortnightly Review_ in his Essay on Condorcet. (_Fortnightly +Review_, No. xxxviii. N.S. pp. 136, 137.)] + + "The means of which Nature has availed herself, in order to + bring about the development of all the capacities of man, is + the antagonism of those capacities to social organization, + so far as the latter does in the long run necessitate their + definite correlation. By antagonism, I here mean the unsocial + sociability of mankind--that is, the combination in them of + an impulse to enter into society, with a thorough spirit + of opposition which constantly threatens to break up this + society. The ground of this lies in human nature. Man has an + inclination to enter into society, because in that state he + feels that he becomes more a man, or, in other words, that his + natural faculties develop. But he has also a great tendency to + isolate himself, because he is, at the same time, aware of the + unsocial peculiarity of desiring to have everything his own + way; and thus, being conscious of an inclination to oppose + others, he is naturally led to expect opposition from them. + + "Now it is this opposition which awakens all the dormant + powers of men, stimulates them to overcome their inclination + to be idle, and, spurred by the love of honour, or power, or + wealth, to make themselves a place among their fellows, whom + they can neither do with, nor do without. + + "Thus they make the first steps from brutishness towards + culture, of which the social value of man is the measure. Thus + all talents become gradually developed, taste is formed, + and by continual enlightenment the foundations of a way of + thinking are laid, which gradually changes the mere rude + capacity of moral perception into determinate practical + principles; and thus society, which is originated by a sort + of pathological compulsion, becomes metamorphosed into a moral + unity." (_Loc. cit_. p. 147.) + + "All the culture and art which adorn humanity, the most + refined social order, are produced by that unsociability which + is compelled by its own existence to discipline itself, and + so by enforced art to bring the seeds implanted by nature into + full flower." (_Loc. cit_. p. 148.) + +In these passages, as in others of this remarkable tract, Kant +anticipates the application of the "struggle for existence" to +politics, and indicates the manner in which the evolution of society +has resulted from the constant attempt of individuals to strain its +bonds. If individuality has no play, society does not advance; if +individuality breaks out of all bounds, society perishes. + +But when men living in society once become aware that their welfare +depends upon, two opposing tendencies of equal importance--the one +restraining, the other encouraging, individual freedom--the +question "What are the functions of Government?" is translated into +another--namely, What ought we men, in our corporate capacity, to do, +not only in the way of restraining that free individuality which is +inconsistent with the existence of society, but in encouraging that +free individuality which is essential to the evolution of the +social organization? The formula which truly defines the function of +Government must contain the solution of both the problems involved, +and not merely of one of them. + +Locke has furnished us with such a formula, in the noblest, and at the +same time briefest, statement of the purpose of Government known to +me:-- + +"THE END OF GOVERNMENT IS THE GOOD OF MANKIND."[1] + +[Footnote 1: "Of Civil Government," § 229.] + +But the good of mankind is not a something which is absolute and +fixed for all men, whatever their capacities or state of civilization. +Doubtless it is possible to imagine a true "Civitas Dei," in which +every man's moral faculty shall be such as leads him to control all +those desires which run counter to the good of mankind, and to cherish +only those which conduce to the welfare of society; and in which every +man's native intellect shall be sufficiently strong, and his culture +sufficiently extensive, to enable him to know what he ought to do and +to seek after. And, in that blessed State, police will be as much a +superfluity as every other kind of government. + +But the eye of man has not beheld that State, and is not likely to +behold it for some time to come. What we do see, in fact, is that +States are made up of a considerable number of the ignorant and +foolish, a small proportion of genuine knaves, and a sprinkling of +capable and honest men, by whose efforts the former are kept in a +reasonable state of guidance, and the latter of repression. And, such +being the case, I do not see how any limit whatever can be laid down +as to the extent to which, under some circumstances, the action of +Government may be rightfully carried. + +Was our own Government wrong in suppressing Thuggee in India? If not, +would it be wrong in putting down any enthusiast who attempted to set +up the worship of Astarte in the Haymarket? Has the State no right to +put a stop to gross and open violations of common decency? And if +the State has, as I believe it has, a perfect right to do all these +things, are we not bound to admit, with Locke, that it may have a +right to interfere with "Popery" and "Atheism," if it be really true +that the practical consequences of such beliefs con be proved to +be injurious to civil society? The question where to draw the line +between those things with which the State ought, and those with which +it ought not, to interfere, then, is one which must be left to be +decided separately for each individual case. The difficulty which +meets the statesman is the same as that which meets us all in +individual life, in which our abstract rights are generally clear +enough, though it is frequently extremely hard to say at what point it +is wise to cease our attempts to enforce them. + +The notion that the social body should be organized in such a manner +as to advance the welfare of its members, is as old as political +thought; and the schemes of Plato, More, Robert Owen, St. Simon, +Comte, and the modern socialists, bear witness that, in every age, men +whose capacity is of no mean order, and whose desire to benefit +their fellows has rarely been excelled, have been strongly, nay, +enthusiastically, convinced that Government may attain its end--the +good of the people--by some more effectual process than the very +simple and easy one of putting its hands in its pockets, and letting +them alone. + +It may be, that all the schemes of social organization which have +hitherto been propounded are impracticable follies. But if this be so, +the fact proves, not that the idea which underlies them is worthless, +but only that the science of politics is in a very rudimentary and +imperfect state. Politics, as a science, is not older than astronomy; +but though the subject-matter of the latter is vastly less complex +than that of the former, the theory of the moon's motions is not quite +settled yet. + +Perhaps it may help us a little way towards getting clearer notions of +what the State may and what it may not do, if, assuming the truth of +Locke's maxim that "the end of Government is the good of mankind," we +consider a little what the good, of mankind is. + +I take it that the good of mankind means the attainment, by every +man, of all the happiness which he can enjoy without diminishing the +happiness of his fellow-men.[1] + +[Footnote 1: "Hie est itaque finis ad quem tendo, talem scilicet +Naturam acquirere, et ut multi mecum eam acquirant, conari hoc est +de mea felicitate etiam operam dare, ut alii multi idem atque ego +intelligant, ut eorum intellectus et cupiditas prorsus cum meo +intellectu et cupiditate convenient: atque hoc fiat, necesse est +tantum de Natura intelligere, quantum sufficit ad talem naturam +acquirendam; deinde formare talem societatem qualis est desideranda, +ut quam plurimi quam facillime et secure eo perveniant."--B. SPINOZA, +_De Intellectus Emendatione Tractatus._] + +If we inquire what kinds of happiness come under this definition, we +find those derived from the sense of security or peace; from +wealth, or commodity, obtained by commerce; from Art--whether it +be architecture, sculpture, painting, music, or literature; from +knowledge, or science; and, finally, from sympathy or friendship. No +man is injured, but the contrary, by peace. No man is any the worse +off because another acquires wealth by trade, or by the exercise of +a profession; on the contrary, he cannot have acquired his wealth, +except by benefiting others to the full extent of what they considered +to be its value; and his wealth is no more than fairy gold if he does +not go on benefiting others in the same way. A thousand men may enjoy +the pleasure derived from a picture, a symphony, or a poem, without +lessening the happiness of the most devoted connoisseur. The +investigation of nature is an infinite pasture-ground, where all +may graze, and where the more bite, the longer the grass grows, the +sweeter is its flavour, and the more it nourishes. If I love a friend, +it is no damage to me, but rather a pleasure, if all the world also +love him and think of him as highly as I do. + +It appears to be universally agreed, for the reasons already +mentioned, that it is unnecessary and undesirable for the State +to attempt to promote the acquisition of wealth by any direct +interference with commerce. But there is no such agreement as to the +further question whether the State may not promote the acquisition of +wealth by indirect means. For example, may the State make a road, or +build a harbour, when it is quite clear that by so doing it will open +up a productive district, and thereby add enormously to the total +wealth of the community? And if so, may the State, acting for the +general good, take charge of the means of communication between its +members, or of the postal and telegraph services? I have not yet met +with any valid, argument against the propriety of the State doing +what our Government does in this matter; except the assumption, which +remains to be proved, that Government will manage these things worse +than private enterprise would do. Nor is there any agreement upon the +still more important question whether the State ought, or ought not, +to regulate the distribution of wealth. If it ought not, then all +legislation which regulates inheritance--the statute of Mortmain, and +the like--is wrong in principle; and, when a rich man dies, we +ought to return to the state of nature, and have a scramble for +his property. If, on the other hand, the authority of the State is +legitimately employed in regulating these matters, then it is an open +question, to be decided entirely by evidence as to what tends to +the highest good of the people, whether we keep our present laws, +or whether we modify them. At present the State protects men in the +possession and enjoyment of their property, and defines what that +property is. The justification for its so doing is that its action +promotes the good of the people. If it can be clearly proved that the +abolition of property would tend still, more to promote the good of +the people, the State will have the same justification for abolishing +property that it now has for maintaining it. + +Again, I suppose it is universally agreed that it would be useless +and absurd for the State to attempt to promote friendship and sympathy +between man and man directly. But I see no reason why, if it be +otherwise expedient, the State may not do something towards that +end indirectly. For example, I can conceive the existence of an +Established Church which should be a blessing to the community. A +Church in which, week by week, services should be devoted, not to the +iteration of abstract propositions in theology, but to the setting +before men's minds of an ideal of true, just, and pure living; a place +in which those who are weary of the burden of daily cares, should +find a moment's rest in the contemplation of the higher life which is +possible for all, though attained by so few; a place in which the man +of strife and of business should have time to think how small, after +all, are the rewards he covets compared with peace and charity. Depend +upon it, if such a Church existed, no one would seek to disestablish +it. + +Whatever the State may not do, however, it is universally agreed that +it may take charge of the maintenance of internal and external peace. +Even the strongest advocate of administrative nihilism admits that +Government may prevent aggression of one man on another. But this +implies the maintenance of an army and navy, as much as of a body of +police; it implies a diplomatic as well as a detective force; and it +implies, further, that the State, as a corporate whole, shall have +distinct and definite views as to its wants, powers, and obligations. + +For independent States stand in the same relation to one another as +men in a state of nature, or unlimited freedom. Each endeavours to +get all it can, until the inconvenience of the state of war suggests +either the formation of those express contracts we call treaties, +or mutual consent to those implied contracts which are expressed by +international law. The moral rights of a State rest upon the same +basis as those of an individual. If any number of States agree to +observe a common set of international laws, they have, in fact, set up +a sovereign authority or supra-national government, the end of +which, like that of all governments, is the good of mankind; and the +possession of as much freedom by each State, as is consistent with +the attainment of that end. But there is this difference: that the +government thus set up over nations is ideal, and has no concrete +representative of the sovereign power; whence the only way of settling +any dispute finally is to fight it out. Thus the supra-national +society is continually in danger of returning to the state of nature, +in which contracts are void; and the possibility of this contingency +justifies a government in restricting the liberty of its subjects in +many ways that would otherwise be unjustifiable. + +Finally, with respect to the advancement of science and art. I have +never yet had the good fortune to hear any valid reason alleged why +that corporation of individuals we call the State may not do what +voluntary effort fails in doing, either from want of intelligence or +lack of will. And here it cannot be alleged that the action of the +State is always hurtful. On the contrary, in every country in Europe, +universities, public libraries, picture galleries, museums, and +laboratories, have been established by the State, and have done +infinite service to the intellectual and moral progress and the +refinement of mankind. + +A few days ago I received from one of the most eminent members of the +Institut of France a pamphlet entitled "Pourquoi la France n'a +pas trouvé d'hommes supérieurs au moment du péril." The writer, M. +Pasteur, has no doubt that the cause of the astounding collapse of +his countrymen is to be sought in the miserable neglect of the higher +branches of culture, which has been one of the many disgraces of the +Second Empire, if not of its predecessors. + + "Au point où nous sommes arrivés de ce qu'on appelle la + _civilisation moderne_, la culture des sciences dans leur + expression la plus élevée est peut-être plus nécessaire encore + à l'état moral d'une nation qu'à sa prospérité materielle. + + "Les grandes découvertes, les méditations de la pensée dans + les arts, dans les sciences et dans les lettres, en un mot les + travaux désintéresses de l'esprit dans tous les genres, + les centres d'enseignement propres à les faire connaître, + introduisent dans le corps social tout entier l'esprit + philosophique ou scientifique, cet esprit de discernement qui + soumet tout à une raison sévère, condamne l'ignorance, + dissipe les préjugés et les erreurs. Ils élèvent le niveau + intellectuel, le sentiment moral; par eux, l'idée divine + elle-même se répand et s'exalte.... Si, au moment du péril + suprême, la France n'a pas trouvé des hommes supérieurs pour + mettre en oeuvre ses ressources et le courage de ses enfants, + il faut l'attribuer, j'en ai la conviction, à ce que la France + EST désintéressée, depuis un demi-siècle, des grands travaux + de la pensée, particuliérement dans les sciences exactes." + +Individually, I have no love for academies on the continental model, +and still less for the system of decorating men of distinction in +science, letters, or art, with orders and titles, or enriching them +with sinecures. What men of science want is only a fair day's wages +for more than a fair day's work; and most of us, I suspect, would be +well content if, for our days and nights of unremitting toil, we could +secure the pay which a first-class Treasury clerk earns without any +obviously trying strain upon his faculties. The sole order of nobility +which, in my judgment, becomes a philosopher, is that rank which +he holds in the estimation of his fellow-workers, who are the only +competent judges in such matters. Newton and Cuvier lowered themselves +when the one accepted an idle knighthood, and the other became a +baron of the empire. The great men who went to their graves as Michael +Faraday and George Grote seem to me to have understood the dignity of +knowledge better when they declined all such meretricious trappings. + +But it is one thing for the State to appeal to the vanity and ambition +which are to be found in philosophical as in other breasts, and +another to offer men who desire to do the hardest of work for the most +modest of tangible rewards, the means of making themselves useful to +their age and generation. And this is just what the State does when it +founds a public library or museum, or provides the means of scientific +research by such grants of money as that administered by the Royal +Society. + +It is one thing, again, for the State to take all the higher education +of the nation into its own hands; it is another to stimulate and to +aid, while they are yet young and weak, local efforts to the same +end. The Midland Institute, Owens College in Manchester, the newly +instituted Science College in Newcastle, are all noble products of +local energy and munificence. But the good they are doing is not +local--the commonwealth, to its uttermost limits, shares in the +benefits they confer; and I am at a loss to understand upon what +principle of equity the State, which admits the principle of payment +on results, refuses to give a fair equivalent for these benefits; or +on what principle of justice the State, which admits the obligation +of sharing the duty of primary education with a locality, denies the +existence of that obligation when the higher education is in question. + +To sum up: If the positive advancement of the peace, wealth, and the +intellectual and moral development of its members, are objects which +the Government, as the representative of the corporate authority of +society, may justly strive after, in fulfilment of its end--the good +of mankind; then it is clear that the Government may undertake to +educate the people. For education promotes peace by teaching men the +realities of life and the obligations which are involved in the very +existence of society; it promotes intellectual development, not only +by training the individual intellect, but by sifting out from the +masses of ordinary or inferior capacities, those who are competent +to increase the general welfare by occupying higher positions; and, +lastly, it promotes morality and refinement, by teaching men to +discipline themselves, and by leading them to see that the highest, as +it is the only permanent, content is to be attained, not by grovelling +in the rank and steaming valleys of sense, but by continual striving +towards those high peaks, where, resting in eternal calm, reason +discerns the undefined but bright ideal of the highest Good--"a cloud +by day, a pillar of fire by night." + + + + +II. + +THE SCHOOL BOARDS: WHAT THEY CAN DO, AND WHAT THEY MAY DO. + + +An electioneering manifesto would be out of place in the pages of this +Review; but any suspicion that may arise in the mind of the reader +that the following pages partake of that nature, will be dispelled, +if he reflect that they cannot be published[1] until after the day +on which the ratepayers of the metropolis will have decided which +candidates for seats upon the Metropolitan School Board they will +take, and which they will leave. + +[Footnote 1: Notwithstanding Mr. Huxley's intentions, the Editor took +upon himself, in what seemed to him to be the public interest, to send +an extract from this article to the newspapers--before the day of the +election of the School Board.--EDITOR of the _Contemporary Review_.] + +As one of those candidates, I may be permitted to say, that I feel +much in the frame of mind of the Irish bricklayer's labourer, who bet +another that he could not carry him to the top of the ladder in his +hod. The challenged hodman won his wager, but as the stakes were +handed over, the challenger wistfully remarked, "I'd great hopes of +falling at the third round from the top." And, in view of the work +and the worry which awaits the members of the School Boards, I must +confess to an occasional ungrateful hope that the friends who are +toiling upwards with me in their hod, may, when they reach "the third +round from the top," let me fall back into peace and quietness. + +But whether fortune befriend me in this rough method, or not, I should +like to submit to those of whom I am a potential, but of whom I may +not be an actual, colleague, and to others who may be interested in +this most important problem--how to get the Education Act to work +efficiently--some considerations as to what are the duties of the +members of the School Boards, and what are the limits of their power. + +I suppose no one will be disposed to dispute the proposition, that +the prime duty of every member of such a Board is to endeavour to +administer the Act honestly; or in accordance, not only with its +letter, but with its spirit. And if so, it would seem that the first +step towards this very desirable end is, to obtain a clear notion of +what that letter signifies, and what that spirit implies; or, in +other words, what the clauses of the Act are intended to enjoin and to +forbid. So that it is really not admissible, except for factious and +abusive purposes, to assume that any one who endeavours to get at +this clear meaning is desirous only of raising quibbles and making +difficulties. + +Reading the Act with this desire to understand it, I find that its +provisions may be classified, as might naturally be expected, under +two heads: the one set relating to the subject-matter of education; +the other to the establishment, maintenance, and administration of the +schools in which that education is to be conducted. + +Now it is a most important circumstance, that all the sections of the +Act, except four, belong to the latter division; that is, they refer +to mere matters of administration. The four sections in question are +the seventh, the fourteenth, the sixteenth, and the ninety-seventh. Of +these, the seventh, the fourteenth, and the ninety-seventh deal with +the subject-matter of education, while the sixteenth defines the +nature of the relations which are to exist between the "Education +Department" (an euphemism for the future Minister of Education) +and the School Boards. It is the sixteenth clause which is the most +important, and, in some respects, the most remarkable of all. It runs +thus:-- + + "If the School Board do, or permit, any act in contravention + of, or fail to comply with, the regulations, according to + which a school provided by them is required by this Act to + be conducted, the Education Department may declare the School + Board to be, and such Board shall accordingly be deemed to be, + a Board in default, and the Education Department may proceed + accordingly; and every act, or omission, of any member of + the School Board, or manager appointed by them, or any + person under the control of the Board, shall be deemed to be + _permitted_ by the Board, unless the contrary be proved. + + "If any dispute arises as to whether the School Board have + done, or permitted, any act in contravention of, or have + failed to comply with, the said regulations, _the matter + shall be referred to the Education Department, whose decision + thereon shall be final_." + +It will be observed that this clause gives the Minister of Education +absolute power over the doings of the School Boards. He is not +only the administrator of the Act, but he is its interpreter. I +had imagined that on the occurrence of a dispute, not as regards a +question of pure administration, but as to the meaning of a clause of +the Act, a case might be taken and referred to a court of justice. But +I am led to believe that the Legislature has, in the present instance, +deliberately taken this power out of the hands of the judges and +lodged it in those of the Minister of Education, who, in accordance +with our method of making Ministers, will necessarily be a political +partisan, and who may be a strong theological sectary into the +bargain. And I am informed by members of Parliament who watched the +progress of the Act, that the responsibility for this unusual state of +things rests, not with the Government, but with the Legislature, which +exhibited a singular disposition to accumulate power in the hands of +the future Minister of Education, and to evade the more troublesome +difficulties of the education question by leaving them to be settled +between that Minister and the School Boards. + +I express no opinion whether it is, or is not, desirable that such +powers of controlling all the School Boards in the country should be +possessed by a person who may be, like Mr. Forster, eminently likely +to use these powers justly and wisely, but who also may be quite the +reverse. I merely wish to draw attention to the fact that such powers +are given to the Minister, whether he be fit or unfit. The extent +of these powers becomes apparent when the other sections of the Act +referred to are considered. The fourth clause of the seventh section +says:-- + + "The school shall be conducted in accordance with the + conditions required to be fulfilled by an elementary school in + order to obtain an annual Parliamentary grant." + +What these conditions are appears from the following clauses of the +ninety-seventh section:-- + + "The conditions required to be fulfilled by an elementary + school in order to obtain an annual Parliamentary grant shall + be those contained in the minutes of the Education Department + in force for the time being.... Provided that no such minute + of the Education Department, not in force at the time of the + passing of this Act, shall be deemed to be in force until + it has lain for not less than one month on the table of both + Houses of Parliament." + +Let us consider how this will work in practice. A school established +by a School Board may receive support from three sources--from the +rates, the school fees, and the Parliamentary grant. The latter may be +as great as the two former taken together; and as it may be assumed, +without much risk of error, that a constant pressure will be exerted +by the ratepayers on the members who represent them, to get as much +out of the Government, and as little out of the rates, as possible, +the School Boards will have a very strong motive for shaping the +education they give, as nearly as may be, on the model which the +Education Minister offers for their imitation, and for the copying of +which he is prepared to pay. + +The Revised Code did not compel any schoolmaster to leave off teaching +anything; but, by the very simple process of refusing to pay for many +kinds of teaching, it has practically put an end to them. Mr. Forster +is said to be engaged in revising the Revised Code; a successor of +his may re-revise it--and there will be no sort of check upon +these revisions and counter-revisions, except the possibility of a +Parliamentary debate, when the revised, or added, minutes are laid +upon the table. What chance is there that any such debate will take +place on a matter of detail relating to elementary education--a +subject with which members of the Legislature, having been, for the +most part, sent to our public schools thirty years ago, have not the +least practical acquaintance, and for which they care nothing, unless +it derives a political value from its connection with sectarian +politics? + +I cannot but think, then, that the School Boards will have the +appearance, but not the reality, of freedom of action, in regard to +the subject-matter of what is commonly called "secular" education. + +As respects what is commonly called "religious" education, the power +of the Minister of Education is even more despotic. An interest, +almost amounting to pathos, attaches itself, in my mind, to the +frantic exertions which are at present going on in almost every school +division, to elect certain candidates whose names have never before +been heard of in connection with education, and who are either +sectarian partisans, or nothing. In my own particular division, a body +organized _ad hoc_ is moving heaven and earth to get the seven seats +filled by seven gentlemen, four of whom are good Churchmen, and three +no less good Dissenters. But why should this seven times heated fiery +furnace of theological zeal be so desirous to shed its genial warmth +over the London School Board? Can it be that these zealous sectaries +mean to evade the solemn pledge given in the Act? + + "No religious catechism or religious formulary which is + distinctive of any particular denomination shall be taught in + the school." + +I confess I should have thought it my duty to reject any such +suggestion, as dishonouring to a number of worthy persons, if it had +not been for a leading article and some correspondence which appeared +in the _Guardian_ of November 9th, 1870. + +The _Guardian_ is, as everybody knows, one of the best of the +"religious" newspapers; and, personally. I have every reason to speak +highly of the fairness, and indeed kindness, with which the editor +is good enough to deal with a writer who must, in many ways, be so +objectionable to him as myself. I quote the following passages from a +leading article on a letter of mine, therefore, with all respect, and +with a genuine conviction that the course of conduct advocated by the +writer must appear to him in a very different light from that under +which I see it:-- + + "The first of these points is the interpretation which + Professor Huxley puts on the 'Cowper-Temple clause.' It is, + in fact, that which we foretold some time ago as likely to be + forced upon it by those who think with him. The clause itself + was one of those compromises which it is very difficult to + define or to maintain logically. On the one side was the + simple freedom to School Boards to establish what schools they + pleased, which Mr. Forster originally gave, but against + which the Nonconformists lifted up their voices, because they + conceived it likely to give too much power to the Church. On + the other side there was the proposition to make the schools + secular--intelligible enough, but in the consideration of + public opinion simply impossible--and there was the vague + impracticable idea, which Mr. Gladstone thoroughly tore to + pieces, of enacting that the teaching of all schoolmasters + in the new schools should be strictly 'undenominational.' The + Cowper-Temple clause was, we repeat, proposed simply to tide + over the difficulty. It was to satisfy the Nonconformists and + the 'unsectarian,' as distinct from the secular party of + the League, by forbidding all distinctive 'catechisms and + formularies,' which might have the effect of openly assigning + the schools to this or that religious body. It refused, at the + same time, to attempt the impossible task of defining what + was undenominational; and its author even contended, if + we understood him correctly, that it would in no way, even + indirectly, interfere with the substantial teaching of any + master in any school. This assertion we always believed to be + untenable; we could not see how, in the face of this clause, + a distinctly denominational tone could be honestly given to + schools nominally general. But beyond this mere suggestion of + an attempt at a general tone of comprehensiveness in religious + teaching it was not intended to go, and only because such was + its limitation was it accepted by the Government and by the + House. + + "But now we are told that it is to be construed as doing + precisely that which it refused to do. A 'formulary,' it + seems, is a collection of formulas, and formulas are simply + propositions of whatever kind touching religious faith. All + such propositions, if they cannot be accepted by all + Christian denominations, are to be proscribed; and it is added + significantly that the Jews also are a denomination, and so + that any teaching distinctively Christian is perhaps to be + excluded, lest it should interfere with their freedom and + rights. Are we then to fall back on the simple reading of + the letter of the Bible? No! this, it is granted, would be + an 'unworthy pretence.' The teacher is to give 'grammatical, + geographical, or historical explanations;' but he is to keep + clear of 'theology proper,' because, as Professor Huxley takes + great pains to prove, there is no theological teaching which + is not opposed by some sect or other, from Roman Catholicism + on the one hand to Unitarianism on the other. It was not, + perhaps, hard to see that this difficulty would be started; + and to those who, like Professor Huxley, look at it + theoretically, without much practical experience of schools, + it may appear serious or unanswerable. But there is very + little in it practically; when it is faced determinately and + handled firmly, it will soon shrink into its true + dimensions. The class who are least frightened at it are the + school-teachers, simply because they know most about it. It is + quite clear that the school-managers must be cautioned against + allowing their schools to be made places of proselytism: + but when this is done, the case is simple enough. Leave the + masters under this general understanding to teach freely; if + there is ground of complaint, let it be made, but leave the + _onus pro-bandi_ on the objectors. For extreme peculiarities + of belief or unbelief there is the Conscience Clause; as + to the mass of parents, they will be more anxious to have + religion taught than afraid of its assuming this or that + particular shade. They will trust the school-managers + and teachers till they have reason to distrust them, and + experience has shown that they may trust them safely enough. + Any attempt to throw the burden of making the teaching + undenominational upon the managers must be sternly resisted: + it is simply evading the intentions of the Act in an elaborate + attempt to carry them out. We thank Professor Huxley for the + warning. To be forewarned is to be forearmed." + +A good deal of light seems to me to be thrown on the practical +significance of the opinions expressed in the foregoing extract by the +following interesting letter, which appeared in the same paper:-- + + "Sir,--I venture to send to you the substance of a + correspondence with the Education Department upon the question + of the lawfulness of religious teaching in rate schools under + section 14 (2) of the Act. I asked whether the words 'which + is distinctive,' &c., taken grammatically as limiting the + prohibition of any religious formulary, might be construed + as allowing (subject, however, to the other provisions of the + Act) any religious formulary common to any two denominations + anywhere in England to be taught in such schools; and if + practically the limit could not be so extended, but would have + to be fixed according to the special circumstances of each + district, then what degree of general acceptance in a district + would exempt such a formulary from the prohibition? The answer + to this was as follows:--'It was understood, when clause 14 of + the Education Act was discussed in the House of Commons, + that, according to a well-known rule of interpreting Acts + of Parliament, "denomination" must be held to include + "denominations." When any dispute is referred to the Education + Department under the last paragraph of section 16, it will be + dealt with according to the circumstances of the case.' + + "Upon my asking further if I might hence infer that the + lawfulness of teaching any religious formulary in a rate + school would thus depend _exclusively_ on local circumstances, + and would accordingly be so decided by the Education + Department in case of dispute, I was informed in explanation + that 'their lordships'' letter was intended to convey to + me that no general rule, beyond that stated in the first + paragraph of their letter, could at present be laid down by + them; and that their decision in each particular case must + depend on the special circumstances accompanying it. + + "I think it would appear from this that it may yet be in many + cases both lawful and expedient to teach religious formularies + in rate schools. + + "H.I. Steyning, _November_ 5, 1870." + +Of course I do not mean to suggest that the editor of the _Guardian_ +is bound by the opinions of his correspondent; but I cannot help +thinking that I do not misrepresent him, when I say that he also +thinks "that it may yet be, in many cases, both lawful and +expedient to teach religious formularies in rate schools under these +circumstances." + +It is not uncharitable, therefore, to assume that, the express words +of the Act of Parliament notwithstanding, all the sectaries who are +toiling so hard for seats in the London School Board have the lively +hope of the gentleman from Steyning, that it may be "both lawful and +expedient to teach religious formularies in rate schools;" and +that they mean to do their utmost to bring this happy consummation +about.[1] + +[Footnote 1: A passage in an article on the "Working of the Education +Act," in the _Saturday Review_ for Nov. 19, 1870, completely justifies +this anticipation of the line of action which the sectaries mean to +take. After commending the Liverpool compromise, the writer goes on to +say:-- + +"If this plan is fairly adopted in Liverpool, the fourteenth clause +of the Act will in effect be restored to its original form, and the +majority of the ratepayers in each district be permitted to decide to +what denomination the school shall belong." + +In a previous paragraph the writer speaks of a possible "mistrust" +of one another by the members of the Board, and seems to anticipate +"accusations of dishonesty." If any of the members of the Board adopt +his views, I think it highly probable that he may turn out to be a +true prophet.] + +Now the pathetic emotion to which I have referred, as accompanying my +contemplations of the violent struggles of so many excellent persons, +is caused by the circumstance that, so far as I can judge, their +labour is in vain. + +Supposing that the London School Board contains, as it probably will +do, a majority of sectaries; and that they carry over the heads of a +minority, a resolution that certain theological formulas, about which +they all happen to agree,--say, for example, the doctrine of the +Trinity,--shall be taught in the schools. Do they fondly imagine that +the minority will not at once dispute their interpretation of the Act, +and appeal to the Education Department to settle that dispute? And if +so, do they suppose that any Minister of Education, who wants to keep +his place, will tighten boundaries which the Legislature has left +loose; and will give a "final decision" which shall be offensive to +every Unitarian and to every Jew in the House of Commons, besides +creating a precedent which will afterwards be used to the injury of +every Nonconformist? The editor of the _Guardian_ tells his friends +sternly to resist every attempt to throw the burden of making the +teaching undenominational on the managers, and thanks me for the +warning I have given him. I return the thanks, with interest, for +_his_ warning, as to the course the party he represents intends +to pursue, and for enabling me thus to draw public attention to a +perfectly constitutional and effectual mode of checkmating them. + +And, in truth, it is wonderful to note the surprising entanglement +into which our able editor gets himself in the struggle between his +native honesty and judgment and the necessities of his party. "We +could not see," says he, "in the face of this clause how a distinct +denominational tone could be honestly given to schools nominally +general." There speaks the honest and clearheaded man. "Any attempt +to throw the burden of making the teaching undenominational must be +sternly resisted." There speaks the advocate holding a brief for his +party. "Verily," as Trinculo says, "the monster hath two mouths:" the +one, the forward mouth, tells us very justly that the teaching cannot +"honestly" be "distinctly denominational;" but the other, the +backward mouth, asserts that it must by no manner of means be +"undenominational." Putting the two utterances together, I can only +interpret them to mean that the teaching is to be "indistinctly +denominational." If the editor of the _Guardian_ had not shown signs +of anger at my use of the term "theological fog," I should have been +tempted to suppose it must have been what he had in his mind, under +the name of "indistinct denominationalism." But this reading being +plainly inadmissible, I can only imagine that he inculcates the +teaching of formulas common to a number of denominations. + +But the Education Department has already told the gentleman from +Steyning that any such proceeding will be illegal. "According to a +well-known rule of interpreting Acts of Parliament, 'denomination' +would be held to include 'denominations.'" In other words, we must +read the Act thus:-- + +"No religious catechism or religious formulary which is distinctive of +any particular _denominations_ shall be taught." + +Thus we are really very much indebted to the editor of the _Guardian_ +and his correspondent. The one has shown us that the sectaries mean +to try to get as much denominational teaching as they can agree upon +among themselves, forced into the elementary schools; while the other +has obtained a formal declaration from the Education Department that +any such attempt will contravene the Act of Parliament, and that, +therefore, the unsectarian, law-abiding members of the School Boards +may safely reckon upon, bringing down upon their opponents the heavy +hand of the Minister of Education.[1] + +[Footnote 1: Since this paragraph was written, Mr. Forster, in +speaking at the Birkbeck Institution, has removed all doubt as to +what his "final decision" will be in the case of such disputes being +referred to him:--"I have the fullest confidence that in the reading +and explaining of the Bible, what the children will be taught will be +the great truths of Christian life and conduct, which all of us desire +they should know, and that no effort will be made to cram into their +poor little minds, theological dogmas which their tender age prevents +them from understanding."] + +So much for the powers of the School Boards. Limited as they seem to +be, it by no means follows that such Boards, if they are composed of +intelligent and practical men, really more in earnest about education +than about sectarian squabbles, may not exert a very great amount of +influence. And, from many circumstances, this is especially likely to +be the case with the London School Board, which, if it conducts itself +wisely, may become a true educational parliament, as subordinate +in authority to the Minister of Education, theoretically, as the +Legislature is to the Crown, and yet, like the Legislature, possessed +of great practical authority. And I suppose that no Minister +of Education would be other than glad to have the aid of the +deliberations of such a body, or fail to pay careful attention to its +recommendations. + +What, then, ought to be the nature and scope of the education which +a School Board should endeavour to give to every child under its +influence, and for which it should try to obtain the aid of the +Parliamentary grants? In my judgment it should include at least the +following kinds of instruction and of discipline:-- + +1. Physical training and drill, as part of the regular business of the +school. + +It is impossible to insist too much on the importance of this part +of education for the children of the poor of great towns. All +the conditions of their lives are unfavourable to their physical +well-being. They are badly lodged, badly housed, badly fed, and live +from one year's end to another in bad air, without chance of a change. +They have no play-grounds; they amuse themselves with marbles and +chuck-farthing, instead of cricket or hare-and-hounds; and if it were +not for the wonderful instinct which leads all poor children of tender +years to run under the feet of cab-horses whenever they can, I know +not how they would learn to use their limbs with agility. + +Now there is no real difficulty about teaching drill and the simpler +kinds of gymnastics. It is done admirably well, for example, in the +North Surrey Union schools; and a year or two ago, when I had an +opportunity of inspecting these schools, I was greatly struck with +the effect of such training upon the poor little waifs and strays of +humanity, mostly picked out of the gutter, who are being made into +cleanly, healthy, and useful members of society in that excellent +institution. + +Whatever doubts people may entertain about the efficacy of natural +selection, there can be none about artificial selection; and the +breeder who should attempt to make, or keep up, a fine stock of pigs, +or sheep, under the conditions to which the children of the poor +are exposed, would be the laughing-stock even of the bucolic mind. +Parliament has already done something in this direction, by declining +to be an accomplice in the asphyxiation of school children. It refuses +to make any grant to a school in which the cubical contents of the +school-room are inadequate to allow of proper respiration. I should +like to see it make another step in the same direction, and either +refuse to give a grant to a school in which physical training is not +a part of the programme, or, at any rate, offer to pay upon such +training. If something of the kind is not done, the English physique, +which has been, and is still, on the whole, a grand one, will become +as extinct as the dodo, in the great towns. + +And then the moral and intellectual effect of drill, as an +introduction to, and aid of, all other sorts of training, must not be +overlooked. If you want to break in a colt, surely the first thing to +do is to catch him and get him quietly to face his trainer; to know +his voice and bear his hand; to learn that colts have something else +to do with their heels than to kick them up whenever they feel so +inclined; and to discover that the dreadful human figure has no desire +to devour, or even to beat him, but that, in case of attention and +obedience, he may hope for patting and even a sieve of oats. + +But, your "street Arabs," and other neglected poor children, are +rather worse and wilder than colts; for the reason that the horse-colt +has only his animal instincts in him, and his mother, the mare, has +been always tender over him, and never came home drunk and kicked him +in her life; while the man-colt is inspired by that very real devil, +perverted manhood, and _his_ mother may have done all that and more. +So, on the whole, it may probably be even more expedient to begin your +attempt to get at the higher nature of the child, than at that of the +colt, from the physical side. + +2. Next in order to physical training I put the instruction of +children, and especially of girls, in the elements of household work +and of domestic economy; in the first place for their own sakes, and +in the second for that of their future employers. + +Everyone who knows anything of the life of the English poor is aware +of the misery and waste caused by their want of knowledge of domestic +economy, and by their lack of habits of frugality and method. I +suppose it is no exaggeration to say that a poor Frenchwoman would +make the money which the wife of a poor Englishman spends in food +go twice as far, and at the same time turn out twice as palatable a +dinner. Why Englishmen, who are so notoriously fond of good living, +should be so helplessly incompetent in the art of cookery, is one of +the great mysteries of nature; but from the varied abominations of +the railway refreshment-rooms to the monotonous dinners of the poor, +English feeding is either wasteful or nasty, or both. + +And as to domestic service, the groans of the housewives of England +ascend to heaven! In five cases out of six, the girl who takes a +"place" has to be trained by her mistress in the first rudiments of +decency and order; and it is a mercy if she does not turn up her +nose at anything like the mention of an honest and proper economy. +Thousands of young girls are said to starve, or worse, yearly in +London; and at the same time thousands of mistresses of households +are ready to pay high wages for a decent housemaid, or cook, or a fair +workwoman; and can by no means get what they want. + +Surely, if the elementary schools are worth anything, they may put an +end to a state of things which is demoralizing the poor, while it is +wasting the lives of those better off in small worries and annoyances. + +3. But the boys and girls for whose education the School Boards have +to provide, have not merely to discharge domestic duties, but each +of them is a member of a social and political organization of +great complexity, and has, in future life, to fit himself into that +organization, or be crushed by it. To this end it is surely needful, +not only that they should be made acquainted with the elementary laws +of conduct, but that their affections should be trained, so as to love +with all their hearts that conduct which tends to the attainment of +the highest good for themselves and their fellow-men, and to hate with +all their hearts that opposite course of action which is fraught with +evil. + +So far as the laws of conduct are determined by the intellect, I +apprehend that they belong to science, and to that part of science +which is called morality. But the engagement of the affections in +favour of that particular kind of conduct which we call good, seems to +me to be something quite beyond mere science. And I cannot but think +that it, together with the awe and reverence, which have no kinship +with base fear, but arise whenever one tries to pierce below the +surface of things, whether they be material or spiritual, constitutes +all that has any unchangeable reality in religion. + +And just as I think it would, be a mistake to confound the science, +morality, with the affection, religion; so do I conceive it to be a +most lamentable and mischievous error, that the science, theology, +is so confounded in the minds of many--indeed, I might say, of the +majority of men. + +I do not express any opinion as to whether theology is a true science, +or whether it does not come under the apostolic definition of "science +falsely so called;" though I may be permitted to express the belief +that if the Apostle to whom that much misapplied phrase is due +could make the acquaintance of much of modern theology, he would not +hesitate a moment in declaring that it is exactly what he meant the +words to denote. + +But it is at any rate conceivable, that the nature of the Deity, and +His relations to the universe, and more especially to mankind, are +capable of being ascertained, either inductively or deductively, or +by both processes. And, if they have been ascertained, then a body of +science has been formed which is very properly called theology. + +Further, there can be no doubt that affection for the Being thus +defined and described by theologic science would be properly termed +religion; but it would not be the whole of religion. The affection for +the ethical ideal defined by moral science would claim equal if not +superior rights. For suppose theology established the existence of an +evil deity--and some theologies, even Christian ones, have come very +near this,--is the religious affection to be transferred from the +ethical ideal to any such omnipotent demon? I trow not. Better +a thousand times that the human race should perish under his +thunderbolts than it should say, "Evil, be thou my good." + +There is nothing new, that I know of, in this statement of the +relations of religion with the science of morality on the one hand and +that of theology on the other. But I believe it to be altogether +true, and very needful, at this time, to be clearly and emphatically +recognized as such, by those who have to deal with the education +question. + +We are divided into two parties--the advocates of so-called +"religious" teaching on the one hand, and those of so-called "secular" +teaching on the other. And both parties seem to me to be not only +hopelessly wrong, but in such a position that if either succeeded +completely, it would discover, before many years were over, that +it had made a great mistake and done serious evil to the cause of +education. + +For, leaving aside the more far-seeing minority on each side, what the +"religious" party is crying for is mere theology, under the name +of religion; while the "secularists" have unwisely and wrongfully +admitted the assumption of their opponents, and demand the abolition +of all "religious" teaching, when they only want to be free of +theology--Burning your ship to get rid of the cockroaches! + +But my belief is, that no human being, and no society composed of +human beings, ever did, or ever will, come to much, unless their +conduct was governed and guided by the love of some ethical ideal. +Undoubtedly, your gutter child may be converted by mere intellectual +drill into "the subtlest of all the beasts of the field;" but we know +what has become of the original of that description, and there is +no need to increase the number of those who imitate him successfully +without being aided by the rates. And if I were compelled to choose +for one of my own children, between a school in which real religious +instruction is given, and one without it, I should prefer the former, +even though the child might have to take a good deal of theology with +it. Nine-tenths of a dose of bark is mere half-rotten wood; but one +swallows it for the sake of the particles of quinine, the beneficial +effect of which may be weakened, but is not destroyed, by the wooden +dilution, unless in a few cases of exceptionally tender stomachs. + +Hence, when the great mass of the English people declare that they +want to have the children in the elementary schools taught the Bible, +and when it is plain from the terms of the Act, the debates in and +out of Parliament, and especially the emphatic declarations of +the Vice-President of the Council, that it was intended that such +Bible-reading should be permitted, unless good cause for prohibiting +it could be shown, I do not see what reason there is for opposing that +wish. Certainly, I, individually, could with no shadow of consistency +oppose the teaching of the children of other people to do that which +my own children are taught to do. And, even if the reading the Bible +were not, as I think it is, consonant with political reason and +justice, and with a desire to act in the spirit of the education +measure, I am disposed to think it might still be well to read that +book in the elementary schools. + +I have always been strongly in favour of secular education, in the +sense of education without theology; but I must confess I have been +no less seriously perplexed to know by what practical measures the +religious feeling, which is the essential basis of conduct, was to +be kept up, in the present utterly chaotic state of opinion on these +matters, without the use of the Bible. The Pagan moralists lack life +and colour, and even the noble Stoic, Marcus Antoninus, is too high +and refined for an ordinary child. Take the Bible as a whole; make the +severest deductions which fair criticism can dictate for shortcomings +and positive errors; eliminate, as a sensible lay-teacher would do, if +left to himself, all that it is not desirable for children to occupy +themselves with; and there still remains in this old literature a vast +residuum of moral beauty and grandeur. And then consider the great +historical fact that, for three centuries, this book has been woven +into the life of all that is best and noblest in English history; +that it has become the national epic of Britain, and is as familiar to +noble and simple, from John-o'-Groat's House to Land's End, as Dante +and Tasso once were to the Italians; that it is written in the noblest +and purest English, and abounds in exquisite beauties of mere literary +form; and, finally, that it forbids the veriest hind who never left +his village to be ignorant of the existence of other countries and +other civilizations, and of a great past, stretching back to the +furthest limits of the oldest nations in the world. By the study of +what other book could children be so much humanized and made to +feel that each figure in that vast historical procession fills, +like themselves, but a momentary space in the interval between +two eternities; and earns the blessings or the curses of all time, +according to its effort to do good and hate evil, even as they also +are earning their payment for their work? + +On the whole, then, I am in favour of reading the Bible, with +such grammatical, geographical, and historical explanations by a +lay-teacher as may be needful, with rigid exclusion of any further +theological teaching than that contained in the Bible itself. And in +stating what this is, the teacher would do well not to go beyond the +precise words of the Bible; for if he does, he will, in the first +place, undertake a task beyond his strength, seeing that all the +Jewish and Christian sects have been at work upon that subject for +more than two thousand years, and have not yet arrived, and are not in +the least likely to arrive, at an agreement; and, in the second +place, he will certainly begin to teach something distinctively +denominational, and thereby come into violent collision with the Act +of Parliament. + +4. The intellectual training to be given in the elementary schools +must of course, in the first place, consist in learning to use the +means of acquiring knowledge, or reading, writing, and arithmetic; and +it will be a great matter to teach reading so completely that the act +shall have become easy and pleasant. If reading remains "hard," that +accomplishment will not be much resorted to for instruction, and still +less for amusement--which last is one of its most valuable uses to +hard-worked people. + +But along with a due proficiency in the use of the means of learning, +a certain amount of knowledge, of intellectual discipline, and of +artistic training should be conveyed in the elementary schools; and in +this direction--for reasons which I am afraid to repeat, having +urged them so often--I can conceive no subject-matter of education +so appropriate and so important as the rudiments of physical science, +with drawing, modelling, and singing. Not only would such teaching +afford the best possible preparation for the technical schools about +which so much is now said, but the organization for carrying it into +effect already exists. The Science and Art Department, the operations +of which have already attained considerable magnitude, not only offers +to examine and pay the results of such examination in elementary +science and art, but it provides what is still more important, viz. +a means of giving children of high natural ability, who are just as +abundant among the poor as among the rich, a helping hand. A good old +proverb tells us that "One should not take a razor to cut a block:" +the razor is soon spoiled, and the block is not so well cut as it +would be with a hatchet. But it is worse economy to prevent a possible +Watt from being anything but a stoker, or to give a possible Faraday +no chance of doing anything but to bind books. Indeed, the loss in +such cases of mistaken vocation has no measure; it is absolutely +infinite and irreparable. And among the arguments in favour of the +interference of the State in education, none seems to be stronger +than this--that it is the interest of every one that ability should be +neither wasted, nor misapplied, by any one; and, therefore, that every +one's representative, the State, is necessarily fulfilling the wishes +of its constituents when it is helping the capacities to reach their +proper places. + +It may be said that the scheme of education here sketched is too large +to be effected in the time during which the children will remain at +school; and, secondly, that even if this objection did not exist, it +would cost too much. + +I attach no importance whatever to the first objection until the +experiment has been fairly tried. Considering how much catechism, +lists of the kings of Israel, geography of Palestine, and the like, +children are made to swallow now, I cannot believe there will be any +difficulty in inducing them to go through the physical training, which +is more than half play; or the instruction in household work, or in +those duties to one another and to themselves, which have a daily and +hourly practical interest. That children take kindly to elementary +science and art no one can doubt who has tried the experiment +properly. And if Bible-reading is not accompanied by constraint and +solemnity, as if it were a sacramental operation, I do not believe +there is anything in which children take more pleasure. At least I +know that some of the pleasantest recollections of my childhood are +connected with the voluntary study of an ancient Bible which belonged +to my grandmother. There were splendid pictures in it, to be sure; but +I recollect little or nothing about them save a portrait of the +high priest in his vestments. What come vividly back on my mind are +remembrances of my delight in the histories of Joseph and of David; +and of my keen appreciation of the chivalrous kindness of Abraham in +his dealings with Lot. Like a sudden flash there returns back upon +me, my utter scorn of the pettifogging meanness of Jacob, and my +sympathetic grief over the heartbreaking lamentation of the cheated +Esau, "Hast thou not a blessing for me also, O my father?" And I see, +as in a cloud, pictures of the grand phantasmagoria of the Book of +Revelation. + +I enumerate, as they issue, the childish impressions which come +crowding out of the pigeon-holes in my brain, in which they have lain +almost undisturbed for forty years. I prize them as an evidence that a +child of five or six years old, left to his own devices, may be deeply +interested in the Bible, and draw sound moral sustenance from it. And +I rejoice that I was left to deal with the Bible alone; for if I had +had some theological "explainer" at my side, he might have tried, +as such do, to lessen my indignation against Jacob, and thereby have +warped my moral sense for ever; while the great apocalyptic spectacle +of the ultimate triumph of right and justice might have been turned to +the base purposes of a pious lampooner of the Papacy. + +And as to the second objection--costliness--the reply is, first, that +the rate and the Parliamentary grant together ought to be enough, +considering that science and art teaching is already provided +for; and, secondly, that if they are not, it may be well for the +educational parliament to consider what has become of those endowments +which were originally intended to be devoted, more or less largely, to +the education of the poor. + +When the monasteries were spoiled, some of their endowments were +applied to the foundation of cathedrals; and in all such cases it was +ordered that a certain portion of the endowment should be applied to +the purposes of education. How much is so applied? Is that which may +be so applied given to help the poor, who cannot pay for education, or +does it virtually subsidize the comparatively rich, who can? How +are Christ's Hospital and Alleyn's foundation securing their right +purposes, or how far are they perverted into contrivances for +affording relief to the classes who can afford to pay for education? +How--But this paper is already too long, and, if I begin, I may find +it hard to stop asking questions of this kind, which after all are +worthy only of the lowest of Radicals. + + + + +III. + +ON MEDICAL EDUCATION. + +(AN ADDRESS TO THE STUDENTS OF THE FACULTY OF MEDICINE IN UNIVERSITY +COLLEGE, LONDON, MAY 18, 1870, ON THE OCCASION OF THE DISTRIBUTION OF +PRIZES FOR THE SESSION.) + + +It has given me sincere pleasure to be here to-day, at the desire of +your highly respected President and the Council of the College. In +looking back upon my own past, I am sorry to say that I have found +that it is a quarter of a century since I took part in those hopes and +in those fears by which you have all recently been agitated, and which +now are at an end. But, although so long a time has elapsed since +I was moved by the same feelings, I beg leave to assure you that my +sympathy with both victors and vanquished remains fresh--so fresh, +indeed, that I could almost try to persuade myself that, after all, it +cannot be so very long ago. My business during the last hour, however, +has been to show that sympathy with one side only, and I assure you +I have done my best to play my part heartily, and to rejoice in the +success of those who have succeeded. Still, I should like to remind +you at the end of it all, that success on an occasion of this kind, +valuable and important as it is, is in reality only putting the foot +upon one rung of the ladder which leads upwards; and that the rung of +a ladder was never meant to rest upon, but only to hold a man's foot +long enough to enable him to put the other somewhat higher. I trust +that you will all regard these successes as simply reminders that your +next business is, having enjoyed the success of the day, no longer to +look at that success, but to look forward to the next difficulty +that is to be conquered. And now, having had so much to say to the +successful candidates, you must forgive me if I add that a sort of +undercurrent of sympathy has been going on in my mind all the time for +those who have not been successful, for those valiant knights who have +been overthrown in your tourney, and have not made their appearance in +public. I trust that, in accordance with old custom, they, wounded and +bleeding, have been carried off to their tents, to be carefully tended +by the fairest of maidens; and in these days, when the chances are +that every one of such maidens will be a qualified practitioner, +I have no doubt that all the splinters will have been carefully +extracted, and that they are now physically healed. But there may +remain some little fragment of moral or intellectual discouragement, +and therefore I will take the liberty to remark that your chairman +to-day, if he occupied his proper place, would be among them. Your +chairman, in virtue of his position, and for the brief hour that he +occupies that position, is a person of importance; and it may be some +consolation to those who have failed if I say, that the quarter of a +century which I have been speaking of, takes me back to the time +when I was up at the University of London, a candidate for honours in +anatomy and physiology, and when I was exceedingly well beaten by my +excellent friend Dr. Ransom, of Nottingham. There is a person here +who recollects that circumstance very well. I refer to your venerated +teacher and mine, Dr. Sharpey. He was at that time one of the +examiners in anatomy and physiology, and you may be quite sure that, +as he was one of the examiners, there remained not the smallest doubt +in my mind of the propriety of his judgment, and I accepted my defeat +with the most comfortable assurance that I had thoroughly well earned +it. But, gentlemen, the competitor having been a worthy one, and +the examination, a fair one, I cannot say that I found in that +circumstance anything very discouraging. I said to myself, "Never +mind; what's the next thing to be done?" And I found that policy of +"never minding" and going on to the next thing to be done, to be the +most important of all policies in the conduct of practical life. It +does not matter how many tumbles you have in this life, so long as you +do not get dirty when you tumble; it is only the people who have to +stop to be washed and made clean, who must necessarily lose the race. +And I can assure you that there is the greatest practical benefit +in making a few failures early in life. You learn that which is of +inestimable importance--that there are a great many people in the +world who are just as clever as you are. You learn to put your trust, +by and by, in an economy and frugality of the exercise of your powers, +both moral and intellectual; and you very soon find out, if you have +not found it out before, that patience and tenacity of purpose are +worth more than twice their weight of cleverness. In fact, if I were +to go on discoursing on this subject, I should become almost eloquent +in praise of non-success; but, lest so doing should seem, in any way, +to wither well-earned laurels, I will turn from that topic, and ask +you to accompany me in some considerations touching another subject +which has a very profound interest for me, and which I think ought to +have an equally profound interest for you. + +I presume that the great majority of those whom I address propose to +devote themselves to the profession of medicine; and I do not doubt, +from the evidences of ability which have been given to-day, that +I have before me a number of men who will rise to eminence in that +profession, and who will exert a great and deserved influence upon +its future. That in which I am interested, and about which I wish to +speak, is the subject of medical education, and I venture to speak +about it for the purpose, if I can, of influencing you, who may have +the power of influencing the medical education of the future. You may +ask, by what authority do I venture, being a person not concerned in +the practice of medicine, to meddle with that subject? I can only tell +you it is a fact, of which a number of you I dare say are aware by +experience (and I trust the experience has no painful associations), +that I have been for a considerable number of years (twelve or +thirteen years to the best of my recollection) one of the examiners in +the University of London. You are further aware that the men who +come up to the University of London are the picked men of the medical +schools of London, and therefore such observations as I may have +to make upon the state of knowledge of these gentlemen, if they be +justified, in regard to any faults I may have to find, cannot be held +to indicate defects in the capacity, or in the power of application of +those gentlemen, but must be laid, more or less, to the account of the +prevalent system of medical education. I will tell you what has struck +me--but in speaking in this frank way, as one always does about the +defects of one's friends, I must beg you to disabuse your minds of +the notion that I am alluding to any particular school, or to any +particular college, or to any particular person; and to believe that +if I am silent when I should be glad to speak with high praise, it is +because that praise would come too close to this locality. What has +struck me, then, in this long experience of the men best instructed in +physiology from the medical schools of London, is (with the many and +brilliant exceptions to which I have referred), taking it as a whole, +and broadly, the singular unreality of their knowledge of physiology. +Now, I use that word "unreality" advisedly: I do not say "scanty;" on +the contrary, there is plenty of it--a great deal too much of it--but +it is the quality, the nature of the knowledge, which I quarrel with. +I know I used to have--I don't know whether I have now, but I had once +upon a time--a bad reputation among students for setting up a very +high standard of acquirement, and I dare say you may think that the +standard of this old examiner, who happily is now very nearly an +extinct examiner, has been pitched too high. Nothing of the kind, I +assure you. The defects I have noticed, and the faults I have to find, +arise entirely from the circumstance that my standard is pitched too +low. This is no paradox, gentlemen, but quite simply the fact. +The knowledge I have looked for was a real, precise, thorough, and +practical knowledge of fundamentals; whereas that which the best of +the candidates, in a large proportion of cases, have had to give me +was a large, extensive, and inaccurate knowledge of superstructure; +and that is what I mean by saying that my demands went too low, +and not too high. What I have had to complain of is, that a large +proportion of the gentlemen who come up for physiology to the +University of London do not know it as they know their anatomy, and +have not been taught it as they have been taught their anatomy. Now, I +should not wonder at all if I heard a great many "No, noes" here; but +I am not talking about University College; as I have told you before, +I am talking about the average education of medical schools. What I +have found, and found so much reason to lament, is, that while anatomy +has been taught as a science ought to be taught, as a matter of +autopsy, and observation, and strict discipline; in a very large +number of cases, physiology has been taught as if it were a mere +matter of books and of hearsay. I declare to you, gentlemen, that +I have often expected to be told, when I have been asked a question +about the circulation of the blood, that Professor Breitkopf is +of opinion that it circulates, but that the whole thing is an open +question. I assure you that I am hardly exaggerating the state of mind +on matters of fundamental importance which I have found over and over +again to obtain, among gentlemen coming up to that picked examination +of the University of London. Now, I do not think that is a desirable +state of things. I cannot understand why physiology should not be +taught--in fact, you have here abundant evidence that it can be +taught--with the same definiteness and the same precision as anatomy +is taught. And you may depend upon this, that the only physiology +which is to be of any good whatever in medical practice, or in its +application to the study of medicine, is that physiology which a man +knows of his own knowledge; just as the only anatomy which would be +of any good to the surgeon is the anatomy which he knows of his own +knowledge. Another peculiarity I have found in the physiology which +has been current, and that is, that in the minds of a great many +gentlemen it has been supplanted by histology. They have learnt a +great deal of histology, and they have fancied that histology and +physiology are the same things. I have asked for some knowledge of the +physics and the mechanics and the chemistry of the human body, and I +have been met by talk about cells. I declare to you I believe it will +take me two years, at least, of absolute rest from the business of +an examiner to hear the word "cell," "germinal matter," or "carmine," +without a sort of inward shudder. + +Well, now, gentlemen, I am sure my colleagues in this examination will +bear me out in saying that I have not been exaggerating the evils and +defects which are current--have been current--in a large quantity +of the physiological teaching, the results of which come before +examiners. And it becomes a very interesting question to know how all +this comes about, and in what way it can be remedied. How it comes +about will be perfectly obvious to any one who has considered the +growth of medicine. I suppose that medicine and surgery first began +by some savage, more intelligent than the rest, discovering that a +certain herb was good for a certain pain, and that a certain pull, +somehow or other, set a dislocated joint right. I suppose all things +had their humble beginnings, and medicine and surgery were in the same +condition. People who wear watches know nothing about watchmaking. A +watch goes wrong and it stops; you see the owner giving it a shake, +or, if he is very bold, he opens the case, and gives the balance-wheel +a turn. Gentlemen, that is empirical practice, and you know what are +the results upon the watch. I should think you can divine what are the +results of analogous operations upon the human body. And because men +of sense very soon found that such were the effects of meddling with +very complicated machinery they did not understand, I suppose the +first thing, as being the easiest, was to study the nature of the +works of the human watch, and the next thing was to study the way the +parts worked together, and the way the watch worked. Thus, by degrees, +we have had growing up our body of anatomists, or knowers of the +construction of the human watch, and our physiologists, who know how +the machine works. And just as any sensible man, who has a valuable +watch, does not meddle with it himself, but goes to some one who has +studied watchmaking, and understands what the effect of doing this +or that may be; so, I suppose, the man who, having charge of that +valuable machine, his own body, wants to have it kept in good order, +comes to a professor of the medical art for the purpose of having it +set right, believing that, by deduction from the facts of structure +and from the facts of function, the physician will divine what may be +the matter with his bodily watch at that particular time, and what may +be the best means of setting it right. If that may be taken as a +just representation of the relation of the theoretical branches of +medicine--what we may call the institutes of medicine, to use an old +term--to the practical branches, I think it will be obvious to you +that they are of prime and fundamental importance. Whatever tends to +affect the teaching of them injuriously must tend to destroy and +to disorganize the whole fabric of the medical art. I think every +sensible man has seen this long ago; but the difficulties in the way +of attaining good teaching in the different branches of the theory, or +institutes, of medicine are very serious. It is a comparatively +easy matter--pray mark that I use the word "comparatively"--it is a +comparatively easy matter to learn anatomy and to teach it; it is a +very difficult matter to learn physiology and to teach it. It is a +very difficult matter to know and to teach those branches of physics +and those branches of chemistry which bear directly upon physiology; +and hence it is that, as a matter of fact, the teaching of physiology, +and the teaching of the physics and the chemistry which bear upon it, +must necessarily be in a state of relative imperfection; and there is +nothing to be grumbled at in the fact that this relative imperfection +exists. But is the relative imperfection which exists only such as +is necessary, or is it made worse by our practical arrangements? I +believe--and if I did not so believe I should not have troubled you +with these observations--I believe it is made infinitely worse by +our practical arrangements, or rather, I ought to say, our very +unpractical arrangements. Some very wise man long ago affirmed that +every question, in the long run, was a question of finance; and there +is a good deal to be said for that view. Most assuredly the question +of medical teaching is, in a very large and broad sense, a question of +finance. What I mean is this: that in London the arrangements of the +medical schools, and the number of them, are such as to render it +almost impossible that men who confine themselves to the teaching +of the theoretical branches of the profession should be able to make +their bread by that operation; and, you know, if a man cannot make his +bread, he cannot teach--at least his teaching comes to a speedy end. +That is a matter of physiology. Anatomy is fairly well taught, because +it lies in the direction of practice, and a man is all the better +surgeon for being a good anatomist. It does not absolutely interfere +with the pursuits of a practical surgeon if he should hold a Chair +of Anatomy--though I do not for one moment say that he would not be a +better teacher if he did not devote himself to practice. (Applause.) +Yes, I know exactly what that cheer means, but I am keeping as +carefully as possible from any sort of allusion to Professor Ellis. +But the fact is, that even human anatomy has now grown to be so large +a matter, that it takes the whole devotion of a man's life to put the +great mass of knowledge upon that subject into such a shape that it +can be teachable to the mind of the ordinary student. What the student +wants in a professor is a man who shall stand between him and the +infinite diversity and variety of human knowledge, and who shall +gather all that together, and extract from it that which is capable +of being assimilated by the mind. That function is a vast and an +important one, and unless, in such subjects as anatomy, a man is +wholly free from other cares, it is almost impossible that he can +perform it thoroughly and well. But if it be hardly possible for a man +to pursue anatomy without actually breaking with his profession, how +is it possible for him to pursue physiology? + +I get every year those very elaborate reports of Henle and +Meissner--volumes of, I suppose, 400 pages altogether--and they +consist merely of abstracts of the memoirs and works which have been +written on Anatomy and Physiology--only abstracts of them! How is +a man to keep up his acquaintance with all that is doing in the +physiological world--in a world advancing with enormous strides every +day and every hour--if he has to be distracted with the cares of +practice? You know very well it must be impracticable to do so. Our +men of ability join our medical schools with an eye to the future. +They take the Chairs of Anatomy or of Physiology; and by and by they +leave those Chairs for the more profitable pursuits into which they +have drifted by professional success, and so they become clothed, +and physiology is bare. The result is, that in those schools in which +physiology is thus left to the benevolence, so to speak, of those +who have no time to look to it, the effect of such teaching comes +out obviously, and is made manifest in what I spoke of just now--the +unreality, the bookishness of the knowledge of the taught. And if this +is the case in physiology, still more must it be the case in those +branches of physics which are the foundation of physiology; although +it may be less the case in chemistry, because for an able chemist a +certain honourable and independent career lies in the direction of +his work, and he is able, like the anatomist, to look upon what he +may teach to the student as not absolutely taking him away from his +bread-winning pursuits. + +But it is of no use to grumble about this state of things unless +one is prepared to indicate some sort of practical remedy. And I +believe--and I venture to make the statement because I am wholly +independent of all sorts of medical schools, and may, therefore, say +what I believe without being supposed to be affected by any personal +interest--but I say I believe that the remedy for this state of +things, for that imperfection of our theoretical knowledge which keeps +down the ability of England at the present time in medical matters, +is a mere affair of mechanical arrangement; that so long as you have +a dozen medical schools scattered about in different parts of the +metropolis, and dividing the students among them, so long, in all the +smaller schools at any rate, it is impossible that any other state of +things than that which I have been depicting should obtain. Professors +must live; to live they must occupy themselves with practice, and +if they occupy themselves with practice, the pursuit of the abstract +branches of science must go to the wall. All this is a plain and +obvious matter of common-sense reasoning. I believe you will never +alter this state of things until, either by consent or by _force +majeure_--and I should be very sorry to see the latter applied--but +until there is some new arrangement, and until all the theoretical +branches of the profession, the institutes of medicine, are taught in +London in not more than one or two, or at the outside three, central +institutions, no good will be effected. If that large body of men, the +medical students of London, were obliged in the first place to get a +knowledge of the theoretical branches of their profession in two or +three central schools, there would be abundant means for maintaining +able professors--not, indeed, for enriching them, as they would be +able to enrich themselves by practice--but for enabling them to make +that choice which such men are so willing to make; namely, the choice +between wealth and a modest competency, when that modest competency +is to be combined with a scientific career, and the means of advancing +knowledge. I do not believe that all the talking about, and tinkering +of, medical education will do the slightest good until the fact +is clearly recognized, that men must be thoroughly grounded in the +theoretical branches of their profession, and that to this end the +teaching of those theoretical branches must be confined to two or +three centres. + +Now let me add one other word, and that is, that if I were a despot, I +would cut down these branches to a very considerable extent. The next +thing to be done beyond that which I mentioned just now, is to go +back to primary education. The great step towards a thorough medical +education is to insist upon the teaching of the elements of the +physical sciences in all schools, so that medical students shall not +go up to the medical colleges utterly ignorant of that with which they +have to deal; to insist on the elements of chemistry, the elements of +botany, and the elements of physics being taught in our ordinary +and common schools, so that there shall be some preparation for +the discipline of medical colleges. And, if this reform were once +effected, you might confine the "Institutes of Medicine" to physics +as applied to physiology--to chemistry as applied to physiology--to +physiology itself, and to anatomy. Afterwards, the student, thoroughly +grounded in these matters, might go to any hospital he pleased for +the purpose of studying the practical branches of his profession. The +practical teaching might be made as local as you like; and you +might use to advantage the opportunities afforded by all these +local institutions for acquiring a knowledge of the practice of the +profession. But you may say: "This is abolishing a great deal; you are +getting rid of botany and zoology to begin with." I have not a doubt +that they ought to be got rid of, as branches of special medical +education; they ought to be put back to an earlier stage, and made +branches of general education. Let me say, by way of self-denying +ordinance, for which you will, I am sure, give me credit, that I +believe that comparative anatomy ought to be absolutely abolished. +I say so, not without a certain fear of the Vice-Chancellor of the +University of London who sits upon my left. But I do not think the +charter gives him very much power over me; moreover, I shall soon come +to an end of my examinership, and therefore I am not afraid, but shall +go on to say what I was going to say, and that is, that in my belief +it is a downright cruelty--I have no other word for it--to require +from gentlemen who are engaged in medical studies, the pretence--for +it is nothing else, and can be nothing else, than a pretence--of a +knowledge of comparative anatomy as part of their medical curriculum. +Make it part of their Arts teaching if you like, make it part of their +general education if you like, make it part of their qualification for +the scientific degree by all means--that is its proper place; but to +require that gentlemen whose whole faculties should be bent upon +the acquirement of a real knowledge of human physiology should +worry themselves with getting up hearsay about the alternation of +generations in the Salpae is really monstrous. I cannot characterize +it in any other way. And having sacrificed my own pursuit, I am sure I +may sacrifice other people's; and I make this remark with all the +more willingness because I discovered, on reading the name-of your +Professors just now, that the Professor of Materia Medica is not +present. I must confess, if I had my way I should abolish Materia +Medica[1] altogether. I recollect, when I was first under examination +at the University of London, Dr. Pereira was the examiner, and you +know that "Pereira's Materia Medica" was a book _de omnibus rebus_. I +recollect my struggles with that book late at night and early in the +morning (I worked very hard in those days), and I do believe that I +got that book into my head somehow or other, but then I will undertake +to say that I forgot it all a week afterwards. Not one trace of a +knowledge of drugs has remained in my memory from that time to this; +and really, as a matter of common sense, I cannot understand the +arguments for obliging a medical man to know all about drugs and +where they come from. Why not make him belong to the Iron and Steel +Institute, and learn something about cutlery, because he uses knives? + +[Footnote 1: It will, I hope, be understood that I do not include +Therapeutics under this head.] + +But do not suppose that, after all these deductions, there would not +be ample room for your activity. Let us count up what we have left. I +suppose all the time for medical education that can be hoped for is, +at the outside, about four years. Well, what have you to master in +those four years upon my supposition? Physics applied to physiology; +chemistry applied to physiology; physiology; anatomy; surgery; +medicine (including therapeutics); obstetrics; hygiene; and medical +jurisprudence--nine subjects for four years! And when you consider +what those subjects are, and that the acquisition of anything beyond +the rudiments of any one of them may tax the energies of a lifetime, +I think that even those energies which you young gentlemen have +been displaying for the last hour or two might be taxed to keep you +thoroughly up to what is wanted for your medical career. + +I entertain a very strong conviction that any one who adds to medical +education one iota or tittle beyond what is absolutely necessary, is +guilty of a very grave offence. Gentlemen, it will depend upon the +knowledge that you happen to possess,--upon your means of applying it +within your own field of action,--whether the bills of mortality of +your district are increased or diminished; and that, gentlemen, is a +very serious consideration indeed. And, under those circumstances, the +subjects with which you have to deal being so difficult, their extent +so enormous, and the time at your disposal so limited, I could not +feel my conscience easy if I did not, on such an occasion as this, +raise a protest against employing your energies upon the acquisition +of any knowledge which may not be absolutely needed in your future +career. + + + + +IV. + +YEAST. + + +IT has been known, from time immemorial, that the sweet liquids which +may be obtained by expressing the juices of the fruits and stems +of various plants, or by steeping malted barley in hot water, or +by mixing honey with water--are liable to undergo a series of very +singular changes, if freely exposed to the air and left to themselves, +in warm weather. However clear and pellucid the liquid may have been +when first prepared, however carefully it may have been freed, by +straining and filtration, from even the finest visible impurities, it +will not remain clear. After a time it will become cloudy and turbid; +little bubbles will be seen rising to the surface, and their abundance +will increase until the liquid hisses as if it were simmering on +the fire. By degrees, some of the solid particles which produce the +turbidity of the liquid collect at its surface into a scum, which +is blown up by the emerging air-bubbles into a thick, foamy froth. +Another moiety sinks to the bottom, and accumulates as a muddy +sediment, or "lees." + +When this action has continued, with more or less violence, for +a certain time, it gradually moderates. The evolution of bubbles +slackens, and finally comes to an end; scum and lees alike settle at +the bottom, and the fluid is once more clear and transparent. But +it has acquired properties of which no trace existed in the original +liquid. Instead of being a mere sweet fluid, mainly composed of sugar +and water, the sugar has more or less completely disappeared, and it +has acquired that peculiar smell and taste which we call "spirituous." +Instead of being devoid of any obvious effect upon the animal economy, +it has become possessed of a very wonderful influence on the nervous +system; so that in small doses it exhilarates, while in larger it +stupefies, and may even destroy life. + +Moreover, if the original fluid is put into a still, and heated for a +while, the first and last product of its distillation is simple water; +while, when the altered fluid is subjected to the same process, the +matter which is first condensed in the receiver is found to be a +clear, volatile substance, which is lighter than water, has a pungent +taste and smell, possesses the intoxicating powers of the fluid in +an eminent degree, and takes fire the moment it is brought in contact +with a flame. The alchemists called this volatile liquid, which +they obtained from wine, "spirits of wine," just as they called +hydrochloric acid "spirits of salt," and as we, to this day, call +refined turpentine "spirits of turpentine." As the "spiritus," or +breath, of a man was thought to be the most refined and subtle part +of him, the intelligent essence of man was also conceived as a sort +of breath, or spirit; and, by analogy, the most refined essence of +anything was called its "spirit." And thus it has come about that we +use the same word for the soul of man and for a glass of gin. + +At the present day, however, we even more commonly use another name +for this peculiar liquid--namely, "alcohol," and its origin is not +less singular. The Dutch physician, Van Helmont, lived in the latter +part of the sixteenth and the beginning of the seventeenth century--in +the transition period between alchemy and chemistry--and was rather +more alchemist than chemist. Appended to his "Opera Omnia," published +in 1707, there is a very needful "Clavis ad obscuriorum sensum +referandum," in which the following passage occurs:-- + + "ALCOHOL.--Chymicis est liquor aut pulvis summè subtilisatus, + vocabulo Orientalibus quoque, cum primis Habessinis, + familiari, quibus _cohol_ speciatim pulverem impalpabilem ex + antimonio pro oculis tin-gendis denotat ... Hodie autem, ob + analogiam, quivis pulvis teuerior, ut pulvis oculorum cancri + summe subtilisatus _alcohol_ audit, hand aliter ac spiritus + rectificatissimi _alcolisati_ dicuntur." + +Similarly, Robert Boyle speaks of a fine powder as "alcohol;" and, +so late as the middle of the last century, the English lexicographer, +Nathan Bailey, defines "alcohol" as "the pure substance of anything +separated from the more gross, a very fine and impalpable powder, or a +very pure, well-rectified spirit." But, by the time of the publication +of Lavoisier's "Traité Élémentaire de Chimie," in 1789, the term +"alcohol," "alkohol," or "alkool" (for it is spelt in all three ways), +which Van Helmont had applied primarily to a fine powder, and +only secondarily to spirits of wine, had lost its primary meaning +altogether; and, from the end of the last century until now, it has, +I believe, been used exclusively as the denotation of spirits of wine, +and bodies chemically allied to that substance. + +The process which gives rise to alcohol in a saccharine fluid is known +to us as "fermentation;" a term based upon the apparent boiling up or +"effervescence" of the fermenting liquid, and of Latin origin. + +Our Teutonic cousins call the same process "gähren," "gäsen," +"göschen," and "gischen;" but, oddly enough, we do not seem to have +retained their verb or their substantive denoting the action itself, +though we do use names identical with, or plainly derived from, theirs +for the scum and lees. These are called, in Low German, "gäscht" +and "gischt;" in Anglo-Saxon, "gest," "gist," and "yst," whence our +"yeast." Again, in Low German and in Anglo-Saxon, there is another +name for yeast, having the form "barm," or "beorm;" and, in the +Midland Counties, "barm" is the name by which yeast is still best +known. In High German, there is a third name for yeast, "hefe," which +is not represented in English, so far as I know. + +All these words are said by philologers to be derived from roots +expressive of the intestine motion of a fermenting substance. Thus +"hefe" is derived from "heben," to raise; "barm" from "beren" or +"bären," to bear up; "yeast," "yst," and "gist," have all to do with +seething and foam, with "yeasty waves," and "gusty" breezes. + +The same reference to the swelling up of the fermenting substance is +seen in the Gallo-Latin terms "levure" and "leaven." + +It is highly creditable to the ingenuity of our ancestors that the +peculiar property of fermented liquids, in virtue of which they "make +glad the heart of man," seems to have been known in the remotest +periods of which we have any record. All savages take to alcoholic +fluids as if they were to the manner born. Our Vedic forefathers +intoxicated themselves with the juice of the "soma;" Noah, by a not +unnatural reaction against a superfluity of water, appears to have +taken the earliest practicable opportunity of qualifying that which +he was obliged to drink; and the ghosts of the ancient Egyptians were +solaced by pictures of banquets in which the winecup passes round, +graven on the walls of their tombs. A knowledge of the process of +fermentation, therefore, was in all probability possessed by the +prehistoric populations of the globe; and it must have become a matter +of great interest even to primaeval wine-bibbers to study the methods +by which fermented liquids could be surely manufactured. No doubt, +therefore, it was soon discovered that the most certain, as well as +the most expeditious, way of making a sweet juice ferment was to add +to it a little of the scum, or lees, of another fermenting juice. +And it can hardly be questioned that this singular excitation of +fermentation in one fluid, by a sort of infection, or inoculation, +of a little ferment taken from some other fluid, together with the +strange swelling, foaming, and hissing of the fermented substance, +must have always attracted attention from the more thoughtful. +Nevertheless, the commencement of the scientific analysis of the +phenomena dates from a period not earlier than the first half of the +seventeenth century. + +At this time, Van Helmont made a first step, by pointing out that the +peculiar hissing and bubbling of a fermented liquid is due, not to the +evolution of common air (which he, as the inventor of the term "gas," +calls "gas ventosum"), but to that of a peculiar kind of air such +as is occasionally met with in caves, mines, and wells, and which he +calls "gas sylvestre." + +But a century elapsed before the nature of this "gas sylvestre," or, +as it was afterwards called, "fixed air," was clearly determined, and +it was found to be identical with that deadly "choke-damp" by which +the lives of those who descend into old wells, or mines, or brewers' +vats, are sometimes suddenly ended; and with the poisonous aëriform +fluid which is produced by the combustion of charcoal, and now goes by +the name of carbonic acid gas. + +During the same time it gradually became clear that the presence of +sugar was essential to the production of alcohol and the evolution of +carbonic acid gas, which are the two great and conspicuous products of +fermentation. And finally, in 1787, the Italian chemist, Fabroni, made +the capital discovery that the yeast ferment, the presence of which +is necessary to fermentation, is what he termed a "vegeto-animal" +substance--or is a body which gives off ammoniacal salts when it is +burned, and is, in other ways, similar to the gluten of plants and the +albumen and casein of animals. + +These discoveries prepared the way for the illustrious Frenchman, +Lavoisier, who first approached the problem of fermentation with a +complete conception of the nature of the work to be done. The words +in which he expresses this conception, in the treatise on elementary +chemistry to which reference has already been made, mark the year 1789 +as the commencement of a revolution of not less moment in the world of +science than that which simultaneously burst over the political world, +and soon engulfed Lavoisier himself in one of its mad eddies. + +"We may lay it down as an incontestable axiom that, in all the +operations of art and nature, nothing is created; an equal quantity +of matter exists both before and after the experiment: the quality and +quantity of the elements remain precisely the same, and nothing takes +place beyond changes and modifications in the combinations of these +elements. Upon this principle, the whole art of performing chemical +experiments depends; we must always suppose an exact equality between +the elements of the body examined and those of the products of its +analysis. + +"Hence, since from must of grapes we procure alcohol and carbonic +acid, I have an undoubted right to suppose that must consists of +carbonic acid and alcohol. From these premisses we have two modes +of ascertaining what passes during vinous fermentation: either +by determining the nature of, and the elements which compose, the +fermentable substances; or by accurately examining the products +resulting from fermentation; and it is evident that the knowledge +of either of these must lead to accurate conclusions concerning the +nature and composition of the other. From these considerations it +became necessary accurately to determine the constituent elements of +the fermentable substances; and for this purpose I did not make use +of the compound juices of fruits, the rigorous analysis of which +is perhaps impossible, but made choice of sugar, which is easily +analysed, and the nature of which I have already explained. This +substance is a true vegetable oxyd, with two bases, composed of +hydrogen and carbon, brought to the state of an oxyd by means of a +certain proportion of oxygen; and these three elements are combined +in such a way that a very slight force is sufficient to destroy the +equilibrium of their connection." + +After giving the details of his analysis of sugar and of the products +of fermentation, Lavoisier continues:-- + +"The effect of the vinous fermentation upon sugar is thus reduced to +the mere separation of its elements into two portions; one part is +oxygenated at the expense of the other, so as to form carbonic acid; +while the other part, being disoxygenated in favour of the latter, is +converted into the combustible substance called alkohol; therefore, +if it were possible to re-unite alkohol and carbonic acid together, we +ought to form sugar."[1] + +[Footnote 1: "Elements of Chemistry." By M. Lavoisier. Translated by +Robert Kerr. Second Edition, 1793 (pp. 186--196).] + +Thus Lavoisier thought he had demonstrated that the carbonic acid and +the alcohol which are produced by the process of fermentation, are +equal in weight to the sugar which disappears; but the application of +the more refined methods of modern chemistry to the investigation of +the products of fermentation by Pasteur, in 1860, proved that this is +not exactly true, and that there is a deficit of from 5 to 7 per cent. +of the sugar which is not covered by the alcohol and carbonic acid +evolved. The greater part of this deficit is accounted for by the +discovery of two substances, glycerine and succinic acid, of the +existence of which Lavoisier was unaware, in the fermented liquid. +But about 1-1/2 per cent. still remains to be made good. According to +Pasteur, it has been appropriated by the yeast, but the fact that such +appropriation takes place cannot be said to be actually proved. + +However this may be, there can be no doubt that the constituent +elements of fully 98 per cent. of the sugar which has vanished during +fermentation have simply undergone rearrangement; like the soldiers +of a brigade, who at the word of command divide themselves into the +independent regiments to which they belong. The brigade is sugar, the +regiments are carbonic acid, succinic acid, alcohol, and glycerine. + +From the time of Fabroni, onwards, it has been admitted that the agent +by which this surprising rearrangement of the particles of the sugar +is effected is the yeast. But the first thoroughly conclusive evidence +of the necessity of yeast for the fermentation of sugar was furnished +by Appert, whose method of preserving perishable articles of food +excited so much attention in France at the beginning of this century. +Gay-Lussac, in his "Mémoire sur la Fermentation,"[1] alludes to +Appert's method of preserving beer-wort unfermented for an indefinite +time, by simply boiling the wort and closing the vessel in which the +boiling fluid is contained, in such a way as thoroughly to exclude +air; and he shows that, if a little yeast be introduced into such +wort, after it has cooled, the wort at once begins to ferment, even +though every precaution be taken to exclude air. And this statement +has since received full confirmation from Pasteur. + +[Footnote 1: "Annales de Chimie," 1810.] + +On the other hand, Schwann, Schroeder and Dusch, and Pasteur, have +amply proved that air may be allowed to have free access to beer-wort, +without exciting fermentation, if only efficient precautions are taken +to prevent the entry of particles of yeast along with the air. + +Thus, the truth that the fermentation of a simple solution of sugar in +water depends upon the presence of yeast, rests upon an unassailable +foundation; and the inquiry into the exact nature of the substance +which possesses such a wonderful chemical influence becomes profoundly +interesting. + +The first step towards the solution of this problem was made two +centuries ago by the patient and painstaking Dutch naturalist, +Leeuwenhoek, who in the year 1680 wrote thus:-- + + "Saepissimo examinavi fermentum cerevisiae, semperque hoc ex + globulis per materiam pellucidam fluitantibus, quam cerevisiam + esse censui, constare observavi: vidi etiam evidentissime, + unumquemque hujus fermenti globulum denuo ex sex distinctis + globullis constare, accurate eidem quantitate et formae, cui + globulis sanguinis nostri, respondentibus. + + "Verum talis mini de horum origine et formatione conceptus + formabam; globulis nempe ex quibus farina Tritici, Hordei, + Avenae, Fagotritici, se constat aquae calore dissolvi et aquae + commisceri; hac, vero aqua, quam cerevisiam vocare licet, + refrigescente, multos ex minimis particulis in cerevisia + coadunari, et hoc pacto efficere particulam sive globulum, + quae sexta pars est globuli faecis, et iterum sex ex hisce + globulis conjungi."[1] + +[Footnote 1: Leeuwenhoek, "Arcana Naturae Detecta." Ed. Nov., 1721.] + +Thus Leeuwenhoek discovered that yeast consists of globules floating +in a fluid; but he thought that they were merely the starchy particles +of the grain from which the wort was made, re-arranged. He discovered +the fact that yeast had a definite structure, but not the meaning of +the fact. A century and a half elapsed, and the investigation of +yeast was recommenced almost simultaneously by Cagniard de la Tour in +France, and by Schwann and Kützing in Germany. The French observer +was the first to publish his results; and the subject received at his +hands and at those of his colleague, the botanist Turpin, full and +satisfactory investigation. + +The main conclusions at which they arrived are these. The globular, +or oval, corpuscles which float so thickly in the yeast as to make it +muddy, though the largest are not more than one two-thousandth of +an inch in diameter, and the smallest may measure less than one +seven-thousandth of an inch, are living organisms. They multiply with +great rapidity, by giving off minute buds, which soon attain the size +of their parent, and then either become detached or remain united, +forming the compound globules of which Leeuwenhoek speaks, though the +constancy of their arrangement in sixes existed only in the worthy +Dutchman's imagination. + +It was very soon made out that these yeast organisms, to which Turpin +gave the name of _Torula cerevisiae_, were more nearly allied to the +lower Fungi than to anything else. Indeed Turpin, and subsequently +Berkeley and Hoffmann, believed that they had traced the development +of the _Torula_ into the well-known and very common mould--the +_Penicillium glaucum_. Other observers have not succeeded in verifying +these statements; and my own observations lead me to believe, that +while the connection between _Torula_ and the moulds is a very close +one, it is of a different nature from that which has been supposed. I +have never been able to trace the development of _Torula_ into a true +mould; but it is quite easy to prove that species of true mould, +such as _Penicillium_, when sown in an appropriate nidus, such as +a solution of tartrate of ammonia and yeast-ash, in water, with or +without sugar, give rise to _Torulae_, similar in all respects to _T. +cerevisiae_, except that they are, on the average, smaller. Moreover, +Bail has observed the development of a _Torula_ larger than _T. +cerevisiae_, from a _Mucor_, a mould allied to _Penicillium_. + +It follows, therefore, that the _Torulae_, or organisms of yeast, +are veritable plants; and conclusive experiments have proved that the +power which causes the rearrangement of the molecules of the sugar is +intimately connected with the life and growth of the plant. In fact, +whatever arrests the vital activity of the plant also prevents it from +exciting fermentation. + +Such being the facts with regard to the nature of yeast, and the +changes which it effects in sugar, how are they to be accounted for? +Before modern chemistry had come into existence, Stahl, stumbling, +with the stride of genius, upon the conception which lies at the +bottom of all modern views of the process, put forward the notion that +the ferment, being in a state of internal motion, communicated +that motion to the sugar, and thus caused its resolution into new +substances. And Lavoisier, as we have seen, adopts substantially the +same view, (But Fabroni, full of the then novel conception of acids +and bases and double decompositions, propounded the hypothesis that +sugar is an oxide with two bases, and the ferment a carbonate with two +bases; that the carbon of the ferment unites with the oxygen of the +sugar, and gives rise to carbonic acid; while the sugar, uniting with +the nitrogen of the ferment, produces a new substance analogous to +opium. This is decomposed by distillation, and gives rise to alcohol.) +Next, in 1803, Thénard propounded a hypothesis which partakes somewhat +of the nature of both Stahl's and Fabroni's views. "I do not believe +with Lavoisier," he says, "that all the carbonic acid formed proceeds +from the sugar. How, in that case, could we conceive the action of the +ferment on it? I think that the first portions of the acid are due +to a combination of the carbon of the ferment with the oxygen of the +sugar, and that it is by carrying off a portion of oxygen from +the last that the ferment causes the fermentation to commence--the +equilibrium between the principles of the sugar being disturbed, they +combine afresh to form carbonic acid and alcohol." + +The three views here before us may be familiarly exemplified by +supposing the sugar to be a card-house. According to Stahl, the +ferment is somebody who knocks the table, and shakes the card-house +down; according to Fabroni, the ferment takes out some cards, but puts +others in their places; according to Thénard, the ferment simply takes +a card out of the bottom story, the result of which is that all the +others fall. + +As chemistry advanced, facts came to light which put a new face upon +Stahl's hypothesis, and gave it a safer foundation than it previously +possessed. The general nature of these phenomena may be thus +stated:--A body, A, without giving to, or taking from, another +body, B, any material particles, causes B to decompose into other +substances, C, D, E, the sum of the weights of which is equal to the +weight of B, which decomposes. + +Thus, bitter almonds contain two substances, amygdalin and synaptase, +which can be extracted, in a separate state, from the bitter almonds. +The amygdalin thus obtained, if dissolved in water, undergoes no +change; but if a little synaptase be added to the solution, the +amygdalin splits up into bitter almond oil, prussic acid, and a kind +of sugar. + +A short time after Cagniard de la Tour discovered the yeast plant, +Liebig, struck with the similarity between this and other such +processes and the fermentation of sugar, put forward the hypothesis +that yeast contains a substance which acts upon sugar, as synaptase +acts upon amygdalin. And as the synaptase is certainly neither +organized nor alive, but a mere chemical substance, Liebig treated +Cagniard de la Tour's discovery with no small contempt, and, from +that time to the present, has steadily repudiated the notion that the +decomposition of the sugar is, in any sense, the result of the vital +activity of the _Torula_. But, though the notion that the _Torula_ is +a creature which eats sugar and excretes carbonic acid and alcohol, +which is not unjustly ridiculed in the most surprising paper that +ever made its appearance in a grave scientific journal[1], may be +untenable, the fact that the _Torulae_ are alive, and that yeast does +not excite fermentation unless it contains living _Torulae_, stands +fast. Moreover, of late years, the essential participation of living +organisms in fermentation other than the alcoholic, has been clearly +made out by Pasteur and other chemists. + +[Footnote 1: "Das enträthselte Geheimniss der geistigen Gährung +(Vorläufige briefliche Mittheilung)" is the title of an anonymous +contribution, to Wöhler and Liebig's "Annalen der Pharmacie" for +1839, in which a somewhat Rabelaisian imaginary description of the +organization of the "yeast animals" and of the manner in which their +functions are performed, is given with a circumstantiality worthy +of the author of Gulliver's Travels. As a specimen of the writer's +humour, his account of what happens when fermentation comes to an end +may suffice. "Sobald nämlich die Thiere keinen Zucker mehr vorfinden, +so fressen sie sich gegenseitig selbst auf, was durch eine eigene +Manipulation geschicht; alles wird verdaut bis auf die Eier, welche +unverändert durch den Darmkanal hineingehen; man hat zuletzt wieder +gährungsfähige Hefe, nämlich den Saamen der Thiere, der übrig +bleibt."] + +However, it may be asked, is there any necessary opposition between +the so-called "vital" and the strictly physico-chemical views of +fermentation? It is quite possible that the living _Torula_ may excite +fermentation in sugar, because it constantly produces, as an essential +part of its vital manifestations, some substance which acts upon the +sugar, just as the synaptase acts upon the amygdalin. Or it may +be, that, without the formation of any such special substance, +the physical condition of the living tissue of the yeast plant is +sufficient to effect that small disturbance of the equilibrium of the +particles of the sugar, which Lavoisier thought sufficient to effect +its decomposition. + +Platinum in a very fine state of division--known as platinum black, or +_noir de platine_--has the very singular property of causing alcohol +to change into acetic acid with great rapidity. The vinegar plant, +which is closely allied to the yeast plant, has a similar effect upon +dilute alcohol, causing it to absorb the oxygen of the air, and become +converted into vinegar; and Liebig's eminent opponent, Pasteur, who +has done so much for the theory and the practice of vinegar-making, +himself suggests that in this case-- + + "La cause du phénomène physique qui accompagne la vie de la + plante réside dans un état physique propre, analogue à celui + du noir de platine. Mais il est essentiel de remarquer que cet + état physique de la plante est étroitement lié avec la vie de + cette plante."[1] + +[Footnote 1: "Etudes sur les Mycodermes," Comptes-Rendus, liv., 1862.] + +Now, if the vinegar plant gives rise to the oxidation of alcohol, +on account of its merely physical constitution, it is at any rate +possible that the physical constitution of the yeast plant may exert a +decomposing influence on sugar. + +But, without presuming to discuss a question which leads us into the +very arcana of chemistry, the present state of speculation upon the +_modus operandi_ of the yeast plant in producing fermentation is +represented, on the one hand, by the Stahlian doctrine, supported by +Liebig, according to which the atoms of the sugar are shaken into new +combinations, either directly by the _Torulae_, or indirectly, by some +substance formed by them; and, on the other hand, by the Thénardian +doctrine, supported by Pasteur, according to which the yeast plant +assimilates part of the sugar, and, in so doing, disturbs the rest, +and determines its resolution into the products of fermentation. +Perhaps the two views are not so much opposed as they seem at first +sight to be. + + +But the interest which attaches to the influence of the yeast plants +upon the medium in which they live and grow does not arise solely +from its bearing upon the theory of fermentation. So long ago as 1838, +Turpin compared the _Torulae_ to the ultimate elements of the tissues +of animals and plants--"Les organes élémentaires de leurs tissus, +comparables aux petits végétaux des levures ordinaires, sont aussi les +décompositeurs des substances qui les environnent." + +Almost at the same time, and, probably, equally guided by his study of +yeast, Schwann was engaged in those remarkable investigations into +the form and development of the ultimate structural elements of the +tissues of animals, which led him to recognize their fundamental +identity with the ultimate structural elements of vegetable organisms. + +The yeast plant is a mere sac, or "cell," containing a semi-fluid +matter, and Schwann's microscopic analysis resolved all living +organisms, in the long run, into an aggregation of such sacs or cells, +variously modified; and tended to show, that all, whatever their +ultimate complication, begin their existence in the condition of such +simple cells. + +In his famous "Mikroskopische Untersuchungen," Schwann speaks of +_Torula_ as a "cell;" and, in a remarkable note to the passage in +which he refers to the yeast plant, Schwann says:-- + + "I have been unable to avoid mentioning fermentation, because + it is the most fully and exactly known operation of cells, + and represents, in the simplest fashion, the process which is + repeated by every cell of the living body." + +In other words, Schwann conceives that every cell of the living body +exerts an influence on the matter which surrounds and permeates it, +analogous to that which a _Torula_ exerts on the saccharine solution +by which it is bathed. A wonderfully suggestive thought, opening up +views of the nature of the chemical processes of the living body, +which have hardly yet received all the development of which they are +capable. + +Kant defined the special peculiarity of the living body to be that the +parts exist for the sake of the whole and the whole for the sake of +the parts. But when Turpin and Schwann resolved the living body into +an aggregation of quasi-independent cells, each, like a _Torula_, +leading its own life and having its own laws of growth and +development, the aggregation being dominated and kept working towards +a definite end only by a certain harmony among these units, or by the +superaddition of a controlling apparatus, such as a nervous system, +this conception ceased to be tenable. The cell lives for its own sake, +as well as for the sake of the whole organism; and the cells, which +float in the blood, live at its expense, and profoundly modify it, are +almost as much independent organisms as the _Torulae_ which float in +beer-wort. + +Schwann burdened his enunciation of the "cell theory" with two false +suppositions; the one, that the structures he called "nucleus" and +"cell-wall" are essential to a cell; the other, that cells are usually +formed independently of other cells; but, in 1839, it was a vast and +clear gain to arrive at the conception, that the vital functions of +all the higher animals and plants are the resultant of the forces +inherent in the innumerable minute cells of which they are composed, +and that each of them is, itself, an equivalent of one of the lowest +and simplest of independent living beings--the _Torula._ + +From purely morphological investigations, Turpin and Schwann, as we +have seen, arrived at the notion of the fundamental unity of structure +of living beings. And, before long, the researches of chemists +gradually led up to the conception of the fundamental unity of their +composition. + +So far back as 1803, Thénard pointed out, in most distinct terms, the +important fact that yeast contains a nitrogenous "animal" substance; +and that such a substance is contained in all ferments. Before him, +Fabroni and Fourcroy speak of the "vegeto-animal" matter of yeast. +In 1844 Mulder endeavoured to demonstrate that a peculiar substance, +which he called "protein," was essentially characteristic of living +matter. In 1846, Payen writes:-- + + "Enfin, une loi sans exception me semble apparaître dans les + faits nombreux que j'ai observés et conduire à envisager sous + un nouveau jour la vie végétale; si je ne m'abuse, tout ce + que dans les tissus végétaux la vue directe où amplifiée nous + permet de discerner sous la forme de cellules et de vaisseaux, + ne représente autre chose que les enveloppes protectrices, + les réservoirs et les conduits, à l'aide desquels les corps + animés qui les secrètent et les façonnent, se logent, puisent + et charriant leurs aliments, déposent et isolent les matières + excrétées." + +And again:-- + + "A fin de complêter aujourd'hui l'énoncé du fait général, je + rappellerai que les corps, doué des fonctions accomplies + dans les tissus des plantes, sont formés des éléments qui + constituent, en proportion peu variable, les organismes + animaux; qu'ainsi l'on est conduit à reconnaître une immense + unité de composition élémentaire dans tous les corps vivants + de la nature."[1] + +[Footnote 1: "Mém. sur les Développements des Végétaux," &c.--"Mém. +Présentées." ix. 1846.] + +In the year (1846) in which these remarkable passages were published, +the eminent German botanist, Von Mohl, invented the word "protoplasm," +as a name for one portion of those nitrogenous contents of the cells +of living plants, the close chemical resemblance of which to the +essential constituents of living animals is so strongly indicated by +Payen. And through the twenty-five years that have passed, since the +matter of life was first called protoplasm, a host of investigators, +among whom Cohn, Max Schulze, and Kühne must be named as leaders, have +accumulated evidence, morphological, physiological, and chemical, in +favour of that "immense unité de composition élémentaire dans tous les +corps vivants de la nature," into which Payen had, so early, a clear +insight. + +As far back as 1850, Cohn wrote, apparently without any knowledge of +what Payen had said before him:-- + + "The protoplasm of the botanist, and the contractile substance + and sarcode of the zoologist, must be, if not identical, yet + in a high degree analogous substances. Hence, from this point + of view, the difference between animals and plants consists + in this; that, in the latter, the contractile substance, as + a primordial utricle, is enclosed within an inert cellulose + membrane, which permits it only to exhibit an internal motion, + expressed by the phenomena of rotation and circulation, while, + in the former, it is not so enclosed. The protoplasm in the + form of the primordial utricle is, as it were, the animal + element in the plant, but which is imprisoned, and only + becomes free in the animal; _or_, to strip off the metaphor + which obscures simple thought, the energy of organic vitality + which is manifested in movement is especially exhibited by a + nitrogenous contractile substance, which in plants is limited + and fettered by an inert membrane, in animals not so."[1] + +[Footnote 1: Cohn, "Ueber Protococcus pluvialis," in the "Nova Acta" +for 1850.] + +In 1868, thinking that an untechnical statement of the views current +among the leaders of biological science might be interesting to the +general public, I gave a lecture embodying them in Edinburgh. Those +who have not made the mistake of attempting to approach biology, +either by the high _à priori_ road of mere philosophical speculation, +or by the mere low _à posteriori_ lane offered by the tube of a +microscope, but have taken the trouble to become acquainted with +well-ascertained facts and with their history, will not need to be +told that in what I had to say "as regards protoplasm" in my lecture +"On the Physical Basis of Life," there was nothing new; and, as I +hope, nothing that the present state of knowledge does not justify us +in believing to be true. Under these circumstances, my surprise may be +imagined, when I found, that the mere statement of facts and of views, +long familiar to me as part of the common scientific property of +continental workers, raised a sort of storm in this country, not only +by exciting the wrath of unscientific persons whose pet prejudices +they seemed to touch, but by giving rise to quite superfluous +explosions on the part of some who should have been better informed. + +Dr. Stirling, for example, made my essay the subject of a special +critical lecture[1], which I have read with much interest, though, I +confess, the meaning of much of it remains as dark to me as does the +"Secret of Hegel" after Dr. Stirling's elaborate revelation of it. +Dr. Stirling's method of dealing with the subject is peculiar. +"Protoplasm" is a question of history, so far as it is a name; of +fact, so far as it is a thing. Dr. Stirling has not taken the trouble +to refer to the original authorities for his history, which is +consequently a travesty; and still less has he concerned himself with +looking at the facts, but contents himself with taking them also at +secondhand. A most amusing example of this fashion of dealing with +scientific statements is furnished by Dr. Stirling's remarks upon my +account of the protoplasm of the nettle hair. That account was drawn +up from careful and often-repeated observation of the facts. Dr. +Stirling thinks he is offering a valid criticism, when he says that my +valued friend Professor Stricker gives a somewhat different statement +about protoplasm. But why in the world did not this distinguished +Hegelian look at a nettle hair for himself, before venturing to +speak about the matter at all? Why trouble himself about what either +Stricker or I say, when any tyro can see the facts for himself, if he +is provided with those not rare articles, a nettle and a microscope? +But I suppose this would have been "_Aufklärung_"--a recurrence to the +base common-sense philosophy of the eighteenth century, which liked +to see before it believed, and to understand before it criticised. Dr. +Stirling winds up his paper with the following paragraph:-- + +[Footnote 1: Subsequently published under the title of "As regards +Protoplasm."] + + "In short, the whole position of Mr. Huxley, (1) that all + organisms consist alike of the same life-matter, (2) which + life-matter is, for its part, due only to chemistry, must be + pronounced untenable--nor less untenable (3) the materialism + he would found on it." + +The paragraph contains three distinct assertions concerning my views, +and just the same number of utter misrepresentations of them. That +which I have numbered (1) turns on the ambiguity of the word "same," +for a discussion of which I would refer Dr. Stirling to a great hero +of "_Aufklärung_", Archbishop Whately; statement number (2) is, in my +judgment, absurd, and certainly I have never said anything resembling +it; while, as to number (3), one great object of my essay was to show +that what is called "materialism," has no sound philosophical basis! + +As we have seen, the study of yeast has led investigators face to face +with problems of immense interest in pure chemistry, and in animal and +vegetable morphology. Its physiology is not less rich in subjects for +inquiry. Take, for example, the singular fact that yeast will increase +indefinitely when grown in the dark, in water containing only tartrate +of ammonia, a small percentage of mineral salts, and sugar. Out of +these materials the _Torulae_ will manufacture nitrogenous protoplasm, +cellulose, and fatty matters, in any quantity, although they are +wholly deprived of those rays of the sun, the influence of which is +essential to the growth of ordinary plants. There has been a great +deal of speculation lately, as to how the living organisms buried +beneath two or three thousand fathoms of water, and therefore in all +probability almost deprived of light, live. + +If any of them possess the same powers as yeast (and the same capacity +for living without light is exhibited by some other fungi) there would +seem to be no difficulty about the matter. + +Of the pathological bearings of the study of yeast, and other such +organisms, I have spoken elsewhere. It is certain that, in +some animals, devastating epidemics are caused by fungi of low +order--similar to those of which _Torula_ is a sort of offshoot. It is +certain that such diseases are propagated by contagion and infection, +in just the same way as ordinary contagious and infectious diseases +are propagated. Of course, it does not follow from this, that all +contagious and infectious diseases are caused by organisms of as +definite and independent a character as the _Torula_; but, I think, +it does follow that it is prudent and wise to satisfy oneself in each +particular case, that the "germ theory" cannot and will not explain +the facts, before having recourse to hypotheses which have no equal +support from analogy. + + + + +V. + +ON THE FORMATION OF COAL. + + +The lumps of coal in a coal-scuttle very often have a roughly cubical +form. If one of them be picked out and examined with a little care, it +will be found that its six sides are not exactly alike. Two opposite +sides are comparatively smooth and shining, while the other four are +much rougher, and are marked by lines which run parallel with the +smooth sides. The coal readily splits along these lines, and the split +surfaces thus formed are parallel with the smooth faces. In other +words, there is a sort of rough and incomplete stratification in the +lump of coal, as if it were a book, the leaves of which had stuck +together very closely. + +Sometimes the faces along which the coal splits are not smooth, but +exhibit a thin layer of dull, charred-looking substance, which is +known as "mineral charcoal." + +Occasionally one of the faces of a lump of coal will present +impressions, which are obviously those of the stem, or leaves, of a +plant; but though hard mineral masses of pyrites, and even fine mud, +may occur here and there, neither sand nor pebbles are met with. + +When the coal burns, the chief ultimate products of its combustion +are carbonic acid, water, and ammoniacal products, which escape up the +chimney; and a greater or less amount of residual earthy salts, which +take the form of ash. These products are, to a great extent, such as +would result from the burning of so much wood. + +These properties of coal may be made out without any very refined +appliances, but the microscope reveals something more. Black and +opaque as ordinary coal is, slices of it become transparent if they +are cemented in Canada balsam, and rubbed down very thin, in the +ordinary way of making thin sections of non-transparent bodies. But +as the thin slices, made in this way, are very apt to crack and break +into fragments, it is better to employ marine glue as the cementing +material. By the use of this substance, slices of considerable size +and of extreme thinness and transparency may be obtained.[1] + +[Footnote 1: My assistant in the Museum of Practical Geology, Mr. +Newton, invented this excellent method of obtaining thin slices of +coal.] + +Now let us suppose two such slices to be prepared from our lump of +coal--one parallel with the bedding, the other perpendicular to it; +and let us call the one the horizontal, and the other the vertical, +section. The horizontal section will present more or less rounded +yellow patches and streaks, scattered irregularly through the dark +brown, or blackish, ground substance; while the vertical section will +exhibit more elongated bars and granules of the same yellow materials, +disposed in lines which correspond, roughly, with the general +direction of the bedding of the coal. + +This is the microscopic structure of an ordinary piece of coal. But if +a great series of coals, from different localities and seams, or even +from different parts of the same seam, be examined, this structure +will be found to vary in two directions. In the anthracitic, or +stone-coals, which burn like coke, the yellow matter diminishes, and +the ground substance becomes more predominant, and blacker, and more +opaque, until it becomes impossible to grind a section thin enough to +be translucent; while, on the other hand, in such as the "Better-Bed" +coal of the neighbourhood of Bradford, which burns with much flame, +the coal is of a far lighter colour, and transparent sections are very +easily obtained. In the browner parts of this coal, sharp eyes will +readily detect multitudes of curious little coin-shaped bodies, of a +yellowish brown colour, embedded in the dark brown ground substance. +On the average, these little brown bodies may have a diameter of about +one-twentieth of an inch. They lie with their flat surfaces nearly +parallel with the two smooth faces of the block in which they are +contained; and, on one side of each, there may be discerned a figure, +consisting of three straight linear marks, which radiate from the +centre of the disk, but do not quite reach its circumference. In the +horizontal section these disks are often converted into more or less +complete rings; while in the vertical sections they appear like thick +hoops, the sides of which have been pressed together. The disks are, +therefore, flattened bags; and favourable sections show that the +three-rayed marking is the expression of three clefts, which penetrate +one wall of the bag. + +The sides of the bags are sometimes closely approximated; but, when +the bags are less flattened, their cavities are, usually, filled with +numerous, irregularly rounded, hollow bodies, having the same kind of +wall as the large ones, but not more than one seven-hundredth of an +inch in diameter. + +In favourable specimens, again, almost the whole ground substance +appears to be made up of similar bodies--more or less carbonized +or blackened--and, in these, there can be no doubt that, with the +exception of patches of mineral charcoal, here and there, the whole +mass of the coal is made up of an accumulation of the larger and of +the smaller sacs. + +But, in one and the same slice, every transition can be observed from +this structure to that which has been described as characteristic of +ordinary coal. The latter appears to rise out of the former, by the +breaking-up and increasing carbonization of the larger and the smaller +sacs. And, in the anthracitic coals, this process appears to have gone +to such a length, as to destroy the original structure altogether, and +to replace it by a completely carbonized substance. + +Thus coal may be said, speaking broadly, to be composed of two +constituents: firstly, mineral charcoal; and, secondly, coal proper. +The nature of the mineral charcoal has long since been determined. Its +structure shows it to consist of the remains of the stems and leaves +of plants, reduced to little more than their carbon. Again, some of +the coal is made up of the crushed and flattened bark, or outer coat, +of the stems of plants, the inner wood of which has completely decayed +away. But what I may term the "saccular matter" of the coal, which, +either in its primary or in its degraded form, constitutes by far the +greater part of all the bituminous coals I have examined, is certainly +not mineral charcoal; nor is its structure that of any stem or leaf. +Hence its real nature is, at first, by no means apparent, and has been +the subject of much discussion. + +The first person who threw any light upon the problem, as far as I +have been able to discover, was the well-known geologist, Professor +Morris. It is now thirty-four years since he carefully described and +figured the coin-shaped bodies, or larger sacs, as I have called +them, in a note appended to the famous paper "On the Coal-brookdale +Coal-Field," published at that time, by the present President of +the Geological Society, Mr. Prestwich. With much sagacity, Professor +Morris divined the real nature of these bodies, and boldly +affirmed them to be the spore-cases of a plant allied to the living +club-mosses. + +But discovery sometimes makes a long halt; and it is only a few +years since Mr. Carruthers determined the plant (or rather one of the +plants) which produces these spore-cases, by finding the discoidal +sacs still adherent to the leaves of the fossilized cone which +produced them. He gave the name of _Flemingites gracilis_ to the plant +of which the cones form a part. The branches and stem of this plant +are not yet certainly known, but there is no sort of doubt that it was +closely allied to the _Lepidodendron_, the remains of which abound in +the coal formation. The _Lepidodendra_ were shrubs and trees which put +one more in mind of an _Araucaria_ than of any other familiar plant; +and the ends of the fruiting branches were terminated by cones, or +catkins, somewhat like the bodies so named in a fir, or a willow. +These conical fruits, however, did not produce seeds; but the leaves +of which they were composed bore upon their surfaces sacs full of +spores or sporangia, such as those one sees on the under surface of a +bracken leaf. Now, it is these sporangia of the Lepidodendroid plant +_Flemingites_ which were identified by Mr. Carruthers with the free +sporangia described by Professor Morris, which are the same as the +large sacs of which I have spoken. And, more than this, there is +no doubt that the small sacs are the spores, which were originally +contained in the sporangia. + +The living club-mosses are, for the most part, insignificant and +creeping herbs, which, superficially, very closely resemble true +mosses, and none of them reach more than two or three feet in height. +But, in their essential structure, they very closely resemble the +earliest Lepidodendroid trees of the coal: their stems and leaves are +similar; so are their cones; and no less like are the sporangia and +spores; while even in their size, the spores of the _Lepidodendron_ +and those of the existing _Lycopodium_, or club-moss, very closely +approach one another. + +Thus, the singular conclusion is forced upon us, that the greater and +the smaller sacs of the "Better-Bed" and other coals, in which the +primitive structure is well preserved, are simply the sporangia and +spores of certain plants, many of which were closely allied to the +existing club-mosses. And if, as I believe, it can be demonstrated +that ordinary coal is nothing but "saccular" coal which has undergone +a certain amount of that alteration which, if continued, would convert +it into anthracite; then, the conclusion is obvious, that the great +mass of the coal we burn is the result of the accumulation of the +spores and spore-cases of plants, other parts of which have furnished +the carbonized stems and the mineral charcoal, or have left their +impressions on the surfaces of the layer. + +Of the multitudinous speculations which, at various times, have been +entertained respecting the origin and mode of formation of coal, +several appear to be negatived, and put out of court, by the +structural facts the significance of which I have endeavoured to +explain. These facts, for example, do not permit us to suppose that +coal is an accumulation of peaty matter, as some have held. + +Again, the late Professor Quekett was one of the first observers +who gave a correct description of what I have termed the "saccular" +structure of coal; and, rightly perceiving that this structure was +something quite different from that of any known plant, he imagined +that it proceeded from some extinct vegetable organism which was +peculiarly abundant amongst the coal-forming plants. But this +explanation is at once shown to be untenable when the smaller and the +larger sacs are proved to be spores or sporangia. + +Some, once more, have imagined that coal was of submarine origin; and +though the notion is amply and easily refuted by other considerations, +it may be worth while to remark, that it is impossible to comprehend +how a mass of light and resinous spores should have reached the bottom +of the sea, or should have stopped in that position if they had got +there. + +At the same time, it is proper to remark that I do not presume to +suggest that all coal must needs have the same structure; or that +there may not be coals in which the proportions of wood and spores, or +spore-cases, are very different from those which I have examined. All +I repeat is, that none of the coals which have come under my notice +have enabled me to observe such a difference. But, according to +Principal Dawson, who has so sedulously examined the fossil remains of +plants in North America, it is otherwise with the vast accumulations +of coal in that country. + + "The true coal," says Dr. Dawson, "consists principally of + the flattened bark of Sigillarioid and other trees, intermixed + with leaves of Ferns and _Cordaites_, and other herbaceous + _débris_, and with fragments of decayed wood, constituting + 'mineral charcoal,' all these materials having manifestly + alike grown and accumulated where we find them."[1] + +[Footnote 1: "Acadian Geology," 2nd edition, p. 138.] + +When I had the pleasure of seeing Principal Dawson in London last +summer, I showed him my sections of coal, and begged him to re-examine +some of the American coals on his return to Canada, with an eye to the +presence of spores and sporangia, such as I was able to show him in +our English and Scotch coals. He has been good enough to do so; and in +a letter dated September 26th, 1870, he informs me that-- + + "Indications of spore-cases are rare, except in certain coarse + shaly coals and portions of coals, and in the roofs of the + seams. The most marked case I have yet met with is the shaly + coal referred to as containing _Sporangites_ in my paper + on the conditions of accumulation of coal (_Journal of the + Geological Society_, vol. xxii. pp. 115, 139, and 165). The + purer coals certainly consist principally of cubical tissues + with some true woody matter, and the spore-cases, &c., + are chiefly in the coarse and shaly layers. This is my old + doctrine in my two papers in the _Journal of the Geological + Society_, and I see nothing to modify it. Your observations, + however, make it probable that the frequent _clear spots_ in + the cannels are spore-cases." + +Dr. Dawson's results are the more remarkable, as the numerous +specimens of British coal, from various localities, which I have +examined, tell one tale as to the predominance of the spore and +sporangium element in their composition; and as it is exactly in the +finest and purest coals, such as the "Better-Bed" coal of Lowmoor, +that the spores and sporangia obviously constitute almost the entire +mass of the deposit. + +Coal, such as that which has been described, is always found in +sheets, or "seams," varying from a fraction of an inch to many feet +in thickness, enclosed in the substance of the earth at very various +depths, between beds of rock of different kinds. As a rule, every seam +of coal rests upon a thicker, or thinner, bed of clay, which is known +as "under-clay." These alternations of beds of coal, clay, and rock +may be repeated many times, and are known as the "coal-measures;" +and in some regions, as in South Wales and in Nova Scotia, the +coal-measures attain a thickness of twelve or fourteen thousand +feet, and enclose eighty or a hundred seams of coal, each with its +under-clay, and separated from those above and below by beds of +sandstone and shale. + +The position of the beds which constitute the coal-measures is +infinitely diverse. Sometimes they are tilted up vertically, sometimes +they are horizontal, sometimes curved into great basins; sometimes +they come to the surface, sometimes they are covered up by thousands +of feet of rock. But, whatever their present position, there is +abundant and conclusive evidence that every under-clay was once a +surface soil. Not only do carbonized root-fibres frequently abound in +these under-clays; but the stools of trees, the trunks of which are +broken off and confounded with the bed of coal, have been repeatedly +found passing into radiating roots, still embedded in the under-clay. +On many parts of the coast of England, what are commonly known as +"submarine forests" are to be seen at low water. They consist, for the +most part, of short stools of oak, beech, and fir trees, still fixed +by their long roots in the bed of blue clay in which they originally +grew. If one of these submarine forest beds should be gradually +depressed and covered up by new deposits, it would present just the +same characters as an under-clay of the coal, if the _Sigillaria_ and +_Lepidodendron_ of the ancient world were substituted for the oak, or +the beech, of our own times. + +In a tropical forest, at the present day, the trunks of fallen trees, +and the stools of such trees as may have been broken by the violence +of storms, remain entire for but a short time. Contrary to what might +be expected, the dense wood of the tree decays, and suffers from the +ravages of insects, more swiftly than the bark. And the traveller, +setting his foot on a prostrate trunk, finds that it is a mere shell, +which breaks under his weight, and lands his foot amidst the insects, +or the reptiles, which have sought food or refuge within. + +The trees of the coal forests present parallel conditions. When the +fallen trunks which have entered into the composition of the bed of +coal are identifiable, they are mere double shells of bark, flattened +together in consequence of the destruction of the woody core; and Sir +Charles Lyell and Principal Dawson discovered, in the hollow stools +of coal trees of Nova Scotia, the remains of snails, millipedes, +and salamander-like creatures, embedded in a deposit of a different +character from that which surrounded the exterior of the trees. Thus, +in endeavouring to comprehend the formation of a seam of coal, we must +try to picture to ourselves a thick forest, formed for the most part +of trees like gigantic club-mosses, mares-tails, and tree ferns, with +here and there some that had more resemblance to our existing yews and +fir-trees. We must suppose that, as the seasons rolled by, the plants +grew and developed their spores and seeds; that they shed these in +enormous quantities, which accumulated on the ground beneath; and +that, every now and then, they added a dead frond or leaf; or, at +longer intervals, a rotten branch, or a dead trunk, to the mass. + +A certain proportion of the spores and seeds no doubt fulfilled their +obvious function, and, carried by the wind to unoccupied regions, +extended the limits of the forest; many might be washed away by rain +into streams, and be lost; but a large portion must have remained, to +accumulate like beech-mast, or acorns, beneath the trees of a modern +forest. + +But, in this case, it may be asked, why does not our English coal +consist of stems and leaves to a much greater extent than it does? +What is the reason of the predominance of the spores and spore-cases +in it? + +A ready answer to this question is afforded by the study of a living +full-grown club-moss. Shake it upon a piece of paper, and it emits a +cloud of fine dust, which falls over the paper, and is the well-known +Lycopodium powder. Now this powder used to be, and I believe still +is, employed for two objects, which seem at first sight to have no +particular connection with one another. It is, or was, employed in +making lightning, and in making pills. The coats of the spores contain +so much resinous matter, that a pinch of Lycopodium powder, thrown +through the flame of a candle, burns with an instantaneous flash, +which has long done duty for lightning on the stage. And the same +character makes it a capital coating for pills; for the resinous +powder prevents the drug from being wetted by the saliva, and thus +bars the nauseous flavour from the sensitive papillae of the tongue. + +But this resinous matter, which lies in the walls of the spores and +sporangia, is a substance not easily altered by air and water, +and hence tends to preserve these bodies, just as the bituminized +cerecloth preserves an Egyptian mummy; while, on the other hand, the +merely woody stem and leaves tend to rot, as fast as the wood of the +mummy's coffin has rotted. Thus the mixed heap of spores, leaves, +and stems in the coal-forest would be persistently searched by the +long-continued action of air and rain; the leaves and stems would +gradually be reduced to little but their carbon, or, in other words, +to the condition of mineral charcoal in which we find them; while the +spores and sporangia remained as a comparatively unaltered and compact +residuum. + +There is, indeed, tolerably clear evidence that the coal must, under +some circumstances, have been converted into a substance hard enough +to be rolled into pebbles, while it yet lay at the surface of the +earth; for in some seams of coal, the courses of rivulets, which must +have been living water, while the stratum in which their remains are +found was still at the surface, have been observed to contain rolled +pebbles of the very coal through which the stream has cut its way. + +The structural facts are such as to leave no alternative but to adopt +the view of the origin of such coal as I have described, which has +just been stated; but, happily, the process is not without analogy at +the present day. I possess a specimen of what is called "white coal" +from Australia. It is an inflammable material, burning with a bright +flame, and having much the consistence and appearance of oat-cake, +which, I am informed, covers a considerable area. It consists, almost +entirely, of a compacted mass of spores and spore-cases. But the fine +particles of blown sand which are scattered through it, show that it +must have accumulated, subaërially, upon the surface of a soil covered +by a forest of cryptogamous plants, probably tree-ferns. + +As regards this important point of the subaërial region of coal, I am +glad to find myself in entire accordance with Principal Dawson, +who bases his conclusions upon other, but no less forcible, +considerations. In a passage, which is the continuation of that +already cited, he writes:-- + + "(3) The microscopical structure and chemical composition of + the beds of cannel coal and earthy bitumen, and of the more + highly bituminous and carbonaeceous shale, show them to have + been of the nature of the fine vegetable mud which accumulates + in the ponds and shallow lakes of modern swamps. When such + fine vegetable sediment is mixed, as is often the case, with + clay, it becomes similar to the bituminous limestone and + calcareo-bituminous shales of the coal-measures. (4) A few of + the under-clays, which support beds of coal, are of the nature + of the vegetable mud above referred to; but the greater part + are argillo-arenaceous in composition, with little vegetable + matter, and bleached by the drainage from them of water + containing the products of vegetable decay. They are, in + short, loamy or clay soils, and must have been sufficiently + above water to admit of drainage. The absence of sulphurets, + and the occurrence of carbonate of iron in connection with + them, prove that, when they existed as soils, rain-water, and + not sea-water, percolated them. (5) The coal and the fossil + forests present many evidences of subaërial conditions. Most + of the erect and prostrate trees had become hollow shells of + bark before they were finally embedded, and their wood had + broken into cubical pieces of mineral charcoal. Land-snails + and galley-worms _Xylobius_ crept into them, and they became + dens, or traps, for reptiles. Large quantities of mineral + charcoal occur on the surface of all the large beds of + coal. None of these appearances could have been produced by + subaqueous action. (6) Though the roots of the _Sigillaria_ + bear more resemblance to the rhizomes of certain aquatic + plants; yet, structurally, they are absolutely identical with + the roots of Cycads, which the stems also resemble. Further, + the _Sigillariae_ grew on the same soils which supported + Conifers, _Lepidodendra, Cordaites_, and Ferns--plants which + could not have grown in water. Again, with the exception + perhaps of some _Pinnulariae_ and _Asterophyllites_, there + is a remarkable absence from the coal measures of any form of + properly aquatic vegetation. (7) The occurrence of marine, or + brackish-water animals, in the roofs of coal-beds, or even + in the coal itself, affords no evidence of subaqueous + accumulation, since the same thing occurs in the case of + modern submarine forests. For these and other reasons, some of + which are more fully stated in the papers already referred + to, while I admit that the areas of coal accumulation were + frequently submerged, I must maintain that the true coal is a + subaërial accumulation by vegetable growth on soils, wet and + swampy it is true, but not submerged." + +I am almost disposed to doubt whether it is necessary to make the +concession of "wet and swampy;" otherwise, there is nothing that I +know of to be said against this excellent conspectus of the reasons +for believing in the subaërial origin of coal. + +But the coal accumulated upon the area covered by one of the great +forests of the carboniferous epoch would, in course of time, have +been wasted away by the small, but constant, wear and tear of rain and +streams, had the land which supported it remained at the same level, +or been gradually raised to a greater elevation. And, no doubt, as +much coal as now exists has been destroyed, after its formation, in +this way. What are now known as coal districts owe their importance to +the fact that they were areas of slow depression, during a greater or +less portion of the carboniferous epoch; and that, in virtue of this +circumstance, Mother Earth was enabled to cover up her vegetable +treasures, and preserve them from destruction. + +Wherever a coal-field now exists, there must formerly have been free +access for a great river, or for a shallow sea, bearing sediment in +the shape of sand and mud. When the coal-forest area became slowly +depressed, the waters must have spread over it, and have deposited +their burden upon the surface of the bed of coal, in the form of +layers, which are now converted into shale, or sandstone. Then +followed a period of rest, in which the superincumbent shallow waters +became completely filled up, and finally replaced, by fine mud, which +settled down into a new under-clay, and furnished the soil for a fresh +forest growth. This flourished, and heaped up its spores and wood into +coal, until the stage of slow depression recommenced. And, in some +localities, as I have mentioned, the process was repeated until the +first of the alternating beds had sunk to near three miles below its +original level at the surface of the earth. + +In reflecting on the statement, thus briefly made, of the main facts +connected with the origin of the coal formed during the carboniferous +epoch, two or three considerations suggest themselves. + +In the first place, the great phantom of geological time rises before +the student of this, as of all other, fragments of the history of our +earth--springing irrepressibly out of the facts, like the Djin from +the jar which the fisherman so incautiously opened; and like the Djin +again, being vaporous, shifting, and indefinable, but unmistakably +gigantic. However modest the bases of one's calculation may be, +the minimum of time assignable to the coal period remains something +stupendous. + +Principal Dawson is the last person likely to be guilty of +exaggeration in this matter, and it will be well to consider what he +has to say about it:-- + + "The rate of accumulation of coal was very slow. The climate + of the period, in the northern temperate zone, was of such + a character that the true conifers show rings of growth, not + larger, nor much less distinct, than those of many of their + modern congeners. The _Sigillariae_ and _Calamites_ were not, + as often supposed, composed wholly, or even principally, of + lax and soft tissues, or necessarily short-lived. The former + had, it is true, a very thick inner bark; but their dense + woody axis, their thick and nearly imperishable outer bark, + and their scanty and rigid foliage, would indicate no very + rapid growth or decay. In the case of the _Sigillariae_, the + variations in the leaf-scars in different parts of the trunk, + the intercalation of new ridges at the surface representing + that of new woody wedges in the axis, the transverse marks + left by the stages of upward growth, all indicate that several + years must have been required for the growth of stems of + moderate size. The enormous roots of these trees, and the + condition of the coal-swamps, must have exempted them from the + danger of being overthrown by violence. They probably fell in + successive generations from natural decay; and making every + allowance for other materials, we may safely assert that every + foot of thickness of pure bituminous coal implies the + quiet growth and fall of at least fifty generations of + _Sigillariae_, and therefore an undisturbed condition of + forest growth enduring through many centuries. Further, there + is evidence that an immense amount of loose parenchymatous + tissue, and even of wood, perished by decay, and we do not + know to what extent even the most durable tissues may have + disappeared in this way; so that, in many coal-seams, we may + have only a very small part of the vegetable matter produced." + +Undoubtedly the force of these reflections is not diminished when the +bituminous coal, as in Britain, consists of accumulated spores and +spore-cases, rather than of stems. But, suppose we adopt Principal +Dawson's assumption, that one foot of coal represents fifty +generations of coal plants; and, further, make the moderate +supposition that each generation of coal plants took ten years to come +to maturity--then, each foot-thickness of coal represents five hundred +years. The superimposed beds of coal in one coal-field may amount to +a thickness of fifty or sixty feet, and therefore the coal alone, in +that field, represents 500 x 50 = 25,000 years. But the actual coal is +but an insignificant portion of the total deposit, which, as has been +seen, may amount to between two and three miles of vertical thickness. +Suppose it be 12,000 feet--which is 240 times the thickness of the +actual coal--is there any reason why we should believe it may not have +taken 240 times as long to form? I know of none. But, in this case, +the time which the coal-field represents would be 25,000 x 240 +=6,000,000 years. As affording a definite chronology, of course such +calculations as these are of no value; but they have much use in +fixing one's attention upon a possible minimum. A man may be puzzled +if he is asked how long Rome took a-building; but he is proverbially +safe if he affirms it not to have been built in a day; and our +geological calculations are all, at present, pretty much on that +footing. + +A second consideration which the study of the coal brings prominently +before the mind of anyone who is familiar with palaeontology is, that +the coal Flora, viewed in relation to the enormous period of time +which it lasted, and to the still vaster period which has elapsed +since it flourished, underwent little change while it endured, and in +its peculiar characters, differs strangely little from that which at +present exists. + +The same species of plants are to be met with throughout the whole +thickness of a coal-field, and the youngest are not sensibly different +from the oldest. But more than this. Notwithstanding that the +carboniferous period is separated from us by more than the whole time +represented by the secondary and tertiary formations, the great types +of vegetation were as distinct then as now. The structure of the +modern club-moss furnishes a complete explanation of the fossil +remains of the _Lepidodendra_, and the fronds of some of the ancient +ferns are hard to distinguish from existing ones. At the same time, +it must be remembered, that there is nowhere in the world, at present, +any _forest_ which bears more than a rough analogy with a coal-forest. +The types may remain, but the details of their form, their relative +proportions, their associates, are all altered. And the tree-fern +forest of Tasmania, or New Zealand, gives one only a faint and remote +image of the vegetation of the ancient world. + +Once more, an invariably-recurring lesson of geological history, +at whatever point its study is taken up: the lesson of the almost +infinite slowness of the modification of living forms. The lines of +the pedigrees of living things break off almost before they begin to +converge. + +Finally, yet another curious consideration. Let us suppose that one of +the stupid, salamander-like Labyrinthodonts, which pottered, with +much belly and little leg, like Falstaff in his old age, among the +coal-forests, could have had thinking power enough in his small brain +to reflect upon the showers of spores which kept on falling through +years and centuries, while perhaps not one in ten million fulfilled +its apparent purpose, and reproduced the organism which gave it birth: +surely he might have been excused for moralizing upon the thoughtless +and wanton extravagance which Nature displayed in her operations. + +But we have the advantage over our shovel-headed predecessor--or +possibly ancestor--and can perceive that a certain vein of thrift runs +through this apparent prodigality. Nature is never in a hurry, and +seems to have had always before her eyes the adage, "Keep a thing long +enough, and you will find a use for it." She has kept her beds of coal +many millions of years without being able to find much use for them; +she has sent them down beneath the sea, and the sea-beasts could make +nothing of them; she has raised them up into dry land, and laid the +black veins bare, and still, for ages and ages, there was no living +thing on the face of the earth that could see any sort of value in +them; and it was only the other day, so to speak, that she turned a +new creature out of her workshop, who by degrees acquired sufficient +wits to make a fire, and then to discover that the black rock would +burn. + +I suppose that nineteen hundred years ago, when Julius Caesar was good +enough to deal with Britain as we have dealt with New Zealand, the +primaeval Briton, blue with cold and woad, may have known that the +strange black stone, of which he found lumps here and there in his +wanderings, would burn, and so help to warm his body and cook his +food. Saxon, Dane, and Norman swarmed into the land. The English +people grew into a powerful nation, and Nature still waited for a full +return of the capital she had invested in the ancient club-mosses. The +eighteenth century arrived, and with it James Watt. The brain of that +man was the spore out of which was developed the steam-engine, and all +the prodigious trees and branches of modern industry which have grown +out of this. But coal is as much an essential condition of this growth +and development as carbonic acid is for that of a club-moss. Wanting +coal, we could not have smelted the iron needed to make our engines, +nor have worked our engines when we had got them. But take away the +engines, and the great towns of Yorkshire and Lancashire vanish like a +dream. Manufactures give place to agriculture and pasture, and not ten +men can live where now ten thousand are amply supported. + +Thus, all this abundant wealth of money and of vivid life is Nature's +interest upon her investment in club-mosses, and the like, so long +ago. But what becomes of the coal which is burnt in yielding this +interest? Heat comes out of it, light comes out of it, and if we could +gather together all that goes up the chimney; and all that remains in +the grate of a thoroughly-burnt coal-fire, we should find ourselves in +possession of a quantity of carbonic acid, water, ammonia, and mineral +matters, exactly equal in weight to the coal. But these are the very +matters with which Nature supplied the club-mosses which made the +coal. She is paid back principal and interest at the same time; and +she straightway invests the carbonic acid, the water, and the ammonia +in new forms of life, feeding with them the plants that now live. +Thrifty Nature! Surely no prodigal, but most notable of housekeepers! + + + + +VI. + +ON CORAL AND CORAL REEFS. + + +The marine productions which are commonly known by the names of +"Corals" and "Corallines," were thought by the ancients to be +sea-weeds, which had the singular property of becoming hard and +solid, when they were fished up from their native depths and came into +contact with the air. + + "Sic et curalium, quo primum contigit auras Tempore durescit: + mollis fuit herba sub undis," + +says Ovid (Metam. xv.); and it was not until the seventeenth century +that Boccone was emboldened, by personal experience of the facts, to +declare that the holders of this belief were no better than "idiots," +who had been misled by the softness of the outer coat of the living +red coral to imagine that it was soft all through. + +Messer Boccone's strong epithet is probably undeserved, as the +notion he controverts, in all likelihood, arose merely from the +misinterpretation of the strictly true statement which any coral +fisherman would make to a curious inquirer; namely, that the outside +coat of the red coral is quite soft when it is taken out of the sea. +At any rate, he did good service by eliminating this much error from +the current notions about coral. But the belief that corals are plants +remained, not only in the popular, but in the scientific mind; and +it received what appeared to be a striking confirmation from the +researches of Marsigli in 1706. For this naturalist, having the +opportunity of observing freshly-taken red coral, saw that its +branches were beset with what looked like delicate and beautiful +flowers, each having eight petals. It was true that these "flowers" +could protrude and retract themselves, but their motions were hardly +more extensive, or more varied, than those of the leaves of the +sensitive plant; and therefore they could not be held to militate +against the conclusion so strongly suggested by their form and their +grouping upon the branches of a tree-like structure. + +Twenty years later, a pupil of Marsigli, the young Marseilles +physician, Peyssonel, conceived the desire to study these singular +sea-plants, and was sent by the French Government on a mission to the +Mediterranean for that purpose. The pupil undertook the investigation +full of confidence in the ideas of his master, but being able to see +and think for himself, he soon discovered that those ideas by no means +altogether corresponded with reality. In an essay entitled "Traité du +Corail," which was communicated to the French Academy of Science, but +which has never been published, Peyssonel writes:-- + + "Je fis fleurir le corail dans des vases pleins d'eau de mer, + et j'observai que ce que nous croyons être la fleur de cette + prétendue plante n'était au vrai, qu'un insecte semblable à + une petite Ortie ou Poulpe. J'avais le plaisir de voir remuer + les pattes, ou pieds, de cette Ortie, et ayant mis le vase + plein d'eau où le corail était à une douce chaleur auprès + du feu, tous les petites insectes s'épanouirent ... L'Ortie + sortie étend les pieds, et forme ce que M. de Marsigli et moi + avions pris pour les pétales de la fleur. Le calice de cette + prétendue fleur est le corps même de l'animal avancé et sorti + hors de la cellule."[1] + +[Footnote 1: This extract from Peysonnel's manuscript is given by +M. Lacaze Duthiers in his valuable "Histoire Naturelle du Corail" +(1866).] + +The comparison of the flowers of the coral to a "petite ortie" or +"little nettle" is perfectly just, but needs explanation. "Ortie de +mer," or "sea-nettle," is, in fact, the French appellation for our +"sea-anemone," a creature with which everybody, since the great +aquarium mania, must have become familiar, even to the limits of +boredom. In 1710, the great naturalist, Réaumur, had written a memoir +for the express purpose of demonstrating that these "orties" are +animals; and with this important paper Peyssonel must necessarily have +been familiar. Therefore, when he declared the "flowers" of the red +coral to be little "orties," it was the same thing as saying that +they were animals of the same general nature as sea-anemones. But +to Peyssonel's contemporaries this was an extremely startling +announcement. It was hard to imagine the existence of such a thing +as an association of animals into a structure with stem and branches +altogether like a plant, and fixed to the soil as a plant is fixed; +and the naturalists of that day preferred not to imagine it. Even +Réaumur could not bring himself to accept the notion, and France being +blessed with Academicians, whose great function (as the late Bishop +Wilson and an eminent modern writer have so well shown) is to cause +sweetness and light to prevail, and to prevent such unmannerly fellows +as Peyssonel from blurting out unedifying truths, they suppressed him; +and, as aforesaid, his great work remained in manuscript, and may +at this day be consulted by the curious in that state, in the +"Bibliothèque du Muséum d'Histoire Naturelle." Peyssonel, who +evidently was a person of savage and untameable disposition, so far +from appreciating the kindness of the Academicians in giving him time +to reflect upon the unreasonableness, not to say rudeness, of making +public statements in opposition to the views of some of the most +distinguished of their body, seems bitterly to have resented the +treatment he met with. For he sent all further communications to the +Royal Society of London, which never had, and it is to be hoped never +will have, anything of an academic constitution; and finally took +himself off to Guadaloupe, and became lost to science altogether. + +Fifteen or sixteen years after the date of Peyssonel's suppressed +paper, the Abbé Trembley published his wonderful researches upon the +fresh-water _Hydra_. Bernard de Jussieu and Guettard followed them +up by like inquiries upon the marine sea-anemones and corallines; +Réaumur, convinced against his will of the entire justice of +Peyssonel's views, adopted them, and made him a half-and-half apology +in the preface to the next published volume of the "Mémoires pour +servir à l'Histoire des Insectes;" and, from this time forth, +Peyssonel's doctrine that corals are the work of animal organisms has +been part of the body of established scientific truth. + +Peyssonel, in the extract from his memoir already cited, compares the +flower-like animal of the coral to a "poulpe," which is the French +form of the name "polypus,"--"the many-footed,"--which the ancient +naturalists gave to the soft-bodied cuttle-fishes, which, like the +coral animal, have eight arms, or tentacles, disposed around a central +mouth. Réaumur, admitting the analogy indicated by Peyssonel, gave the +name of _polypes_, not only to the sea-anemone, the coral animal, and +the fresh-water _Hydra_, but to what are now known as the _Polyzoa_, +and he termed the skeleton which they fabricate a "_polypier_" or +"polypidom." + +The progress of discovery, since Réaumur's time, has made us very +completely acquainted with the structure and habits of all these +polypes. We know that, among the sea-anemones and coral-forming +animals, each polype has a mouth leading to a stomach, which is open +at its inner end, and thus communicates freely with the general cavity +of the body; that the tentacles placed round the mouth are hollow, and +that they perform the part of arms in seizing and capturing prey. It +is known that many of these creatures are capable of being multiplied +by artificial division, the divided halves growing, after a time, into +complete and separate animals; and that many are able to perform a +very similar process naturally, in such a manner that one polype may, +by repeated incomplete divisions, give rise to a sort of sheet, +or turf, formed by innumerable connected, and yet independent, +descendants. Or, what is still more common, a polype may throw out +buds, which are converted into polypes, or branches bearing polypes, +until a tree-like mass, sometimes of very considerable size, is +formed. + +This is what happens in the case of the red coral of commerce. A +minute polype, fixed to the rocky bottom of the deep sea, grows up +into a branched trunk. The end of every branch and twig is terminated +by a polype; and all the polypes are connected together by a fleshy +substance, traversed by innumerable canals which place each polype in +communication with every other, and carry nourishment to the substance +of the supporting stem. It is a sort of natural co-operative store, +every polype helping the whole, at the same time as it helps itself. +The interior of the stem, like that of the branches, is solidified +by the deposition of carbonate of lime in its tissue, somewhat in the +same fashion as our own bones are formed of animal matter impregnated +with lime salts; and it is this dense skeleton (usually turned +deep red by a peculiar colouring matter) cleared of the soft animal +investment, as the heart-wood of a tree might be stripped of its bark, +which is the red coral. + +In the case of the red coral, the hard skeleton belongs to the +interior of the stem and branches only; but in the commoner white +corals, each polype has a complete skeleton of its own. These +polypes ate sometimes solitary, in which case the whole skeleton is +represented by a single cup, with partitions radiating from its centre +to its circumference. When the polypes formed by budding or division +remain associated, the polypidom is sometimes made up of nothing but +an aggregation of these cups, while at other times the cups are at +once separated and held together, by an intermediate substance, which +represents the branches of the red coral. The red coral polype +again is a comparatively rare animal, inhabiting a limited area, the +skeleton of which has but a very insignificant mass; while the white +corals are very common, occur in almost all seas, and form skeletons +which are sometimes extremely massive. + +With a very few exceptions, both the red and the white coral polypes +are, in their adult state, firmly adherent to the sea-bottom; nor do +their buds naturally become detached and locomotive. But, in addition +to budding and division, these creatures possess the more ordinary +methods of multiplication; and, at particular seasons, they give +rise to numerous eggs of minute size. Within these eggs the young are +formed, and they leave the egg in a condition which has no sort of +resemblance to the perfect animal. It is, in fact, a minute oval body, +many hundred times smaller than the full-grown creature, and it +swims about with great activity by the help of multitudes of little +hair-like filaments, called cilia, with which its body is covered. +These cilia all lash the water in one direction, and so drive the +little body along as if it were propelled by thousands of extremely +minute paddles. After enjoying its freedom for a longer or shorter +time, and being carried either by the force of its own cilia, or by +currents which bear it along, the embryo coral settles down to the +bottom, loses its cilia, and becomes fixed to the rock, gradually +assuming the polype form and growing up to the size of its parent. +As the infant polypes of the coral may retain this free and active +condition for many hours, or even days, and as a tidal or other +current in the sea may easily flow at the speed of two or even +more miles in an hour, it is clear that the embryo must often be +transported to very considerable distances from the parent. And it +is easily understood how a single polype, which may give rise to +hundreds, or perhaps thousands, of embryos, may, by this process of +partly active and partly passive migration, cover an immense surface +with its offspring. The masses of coral which may be formed by the +assemblages of polypes which spring by budding, or by dividing, from a +single polype, occasionally attain very considerable dimensions. Such +skeletons are sometimes great plates, many feet long and several feet +in thickness; or they may form huge half globes, like the brainstone +corals, or may reach the magnitude of stout shrubs, or even small +trees. There is reason to believe that such masses as these take a +long time to form, and hence that the age a polype tree, or polype +turf, may attain, may be considerable. But, sooner or later, the coral +polypes, like all other things, die; the soft flesh decays, while the +skeleton is left as a stony mass at the bottom of the sea, where it +retains its integrity for a longer or a shorter time, according as its +position affords it more or less protection from the wear and tear of +the waves. + +The polypes which give rise to the white coral are found, as has been +said, in the seas of all parts of the world; but in the temperate and +cold oceans they are scattered and comparatively small in size, +so that the skeletons of those which die do not accumulate in any +considerable quantity. But it is otherwise in the greater part of the +ocean which lies in the warmer parts of the world, comprised within a +distance of about 1,800 miles on each side of the equator. Within the +zone thus bounded, by far the greater part of the ocean is inhabited +by coral polypes, which not only form very strong and large skeletons, +but associate together into great masses, like the thickets and the +meadow turf, or, better still, the accumulations of peat, to which +plants give rise on the dry land. These masses of stony matter, heaped +up beneath the waters of the ocean, become as dangerous to mariners +as so much ordinary rock, and to these, as to common rock ridges, the +seaman gives the name of "reefs." + +Such coral reefs cover many thousand square miles in the Pacific and +in the Indian Oceans. There is one reef, or rather great series of +reefs, called the Barrier Reef, which stretches, almost continuously, +for more than 1,100 miles off the east coast of Australia. Multitudes +of the island in the Pacific are either reefs themselves, or are +surrounded by reefs. The Red Sea is in many parts almost a maze of +such reefs; and they abound no less in the West Indies, along the +coast of Florida, and even as far north as the Bahama Islands. But it +is a very remarkable circumstance that, within the area of what we may +call the "coral zone," there are no coral reefs upon the west coast of +America, nor upon the west coast of Africa; and it is a general fact +that the reefs are interrupted, or absent, opposite the mouths of +great rivers. The causes of this apparent caprice in the distribution +of coral reefs are not far to seek. The polypes which fabricate them +require for their vigorous growth a temperature which must not fall +below 68 degrees Fahrenheit all the year round, and this temperature +is only to be found within the distance on each side of the equator +which has been mentioned, or thereabouts. But even within the coral +zone this degree of warmth is not everywhere to be had. On the west +coast of America, and on the corresponding coast of Africa, currents +of cold water from the icy regions which surround the South Pole set +northward, and it appears to be due to their cooling influence that +the sea in these regions is free from the reef builders. Again, the +coral polypes cannot live in water which is rendered brackish by +floods from the land, or which is perturbed by mud from the same +source, and hence it is that they cease to exist opposite the mouths +of rivers, which damage them in both these ways. + +Such is the general distribution of the reef-building corals, but +there are some very interesting and singular circumstances to be +observed in the conformation of the reefs, when we consider them +individually. The reefs, in fact, are of three different kinds; some +of them stretch out from the shore, almost like a prolongation of the +beach, covered only by shallow water, and in the case of an island, +surrounding it like a fringe of no considerable breadth. These are +termed "fringing reefs." Others are separated by a channel which may +attain a width of many miles, and a depth of twenty or thirty fathoms +or more, from the nearest land; and when this land is an island, the +reef surrounds it like a low wall, and the sea between the reef and +the land is, as it were, a moat inside this wall. Such reefs as these +are called "encircling" when they surround an island; and "barrier" +reefs, when they stretch parallel with the coast of a continent. +In both these cases there is ordinary dry land inside the reef, and +separated from it only by a narrower or a wider, a shallower or a +deeper, space of sea, which is called a "lagoon," or "inner passage." +But there is a third kind of reef, of very common occurrence in the +Pacific and Indian Oceans, which goes by the name of an "Atoll." This +is, to all intents and purposes, an encircling reef, without anything +to encircle; or, in other words, without an island in the middle +of its lagoon. The atoll has exactly the appearance of a vast, +irregularly oval, or circular, breakwater, enclosing smooth water in +its midst. The depth of the water in the lagoon rarely exceeds twenty +or thirty fathoms, but, outside the reef, it deepens with great +rapidity to 200 or 300 fathoms. The depth immediately outside the +barrier, or encircling, reefs, may also be very considerable; but, at +the outer edge of a fringing reef, it does not amount usually to more +than twenty or twenty-five fathoms; in other words, from 120 to 150 +feet. + +Thus, if the water of the ocean could be suddenly drained away, we +should see the atolls rising from the sea-bed like vast truncated +cones, and resembling so many volcanic craters, except that their +sides would be steeper than those of an ordinary volcano. In the case +of the encircling reefs, the cone, with the enclosed island, would +look like Vesuvius with Monte Nuovo within the old crater of Somma; +while, finally, the island with a fringing reef would have the +appearance of an ordinary hill, or mountain, girded by a vast parapet, +within which would lie a shallow moat. And the dry bed of the Pacific +might afford grounds for an inhabitant of the moon to speculate +upon the extraordinary subterranean activity to which these vast and +numerous "craters" bore witness! + +When the structure of a fringing reef is investigated, the bottom of +the lagoon is found to be covered with fine whitish mud, which results +from the breaking up of the dead corals. Upon this muddy floor there +lie, here and there, growing corals, or occasionally great blocks of +dead coral, which have been torn by storms from the outer edge of +the reef, and washed into the lagoon. Shell-fish and worms of various +kinds abound; and fish, some of which prey upon the coral, sport in +the deeper pools. But the corals which are to be seen growing in the +shallow waters of the lagoon are of a different kind from those which +abound on the outer edge of the reef, and of which the reef is built +up. Close to the seaward edge of the reef, over which, even in calm +weather, a surf almost always breaks, the coral rock is encrusted with +a thick coat of a singular vegetable organism, which contains a great +deal of lime--the so-called _Nullipora_. Beyond this, in the part of +the edge of the reef which is always covered by the breaking waves, +the living, true, reef--polypes make their appearance; and, in +different forms, coat the steep seaward face of the reef to a depth of +100 or even 150 feet. Beyond this depth the sounding-lead rests, not +upon the wall-like face of the reef, but on the ordinary shelving +sea-bottom. And the distance to which a fringing reef extends from the +land corresponds with that at which the sea has a depth of twenty or +five-and-twenty fathoms. + +If, as we have supposed, the sea could be suddenly withdrawn from +around an island provided with a fringing reef, such as the Mauritius, +the reef would present the aspect of a terrace, its seaward face, +100 feet or more high, blooming with the animal flowers of the coral, +while its surface would be hollowed out into a shallow and irregular +moat-like excavation. + +The coral mud, which occupies the bottom of the lagoon, and with which +all the interstices of the coral skeletons which accumulate to form +the reef are filled up, does not proceed from the washing action of +the waves alone; innumerable fishes, and other creatures which prey +upon the coral, add a very important contribution of finely-triturated +calcareous matter; and the corals and mud becoming incorporated +together, gradually harden and give rise to a sort of limestone rock, +which may vary a good deal in texture. Sometimes it remains friable +and chalky, but, more often, the infiltration of water, charged with +carbonic acid, dissolves some of the calcareous matter, and deposits +it elsewhere in the interstices of the nascent rock, thus glueing +and cementing the particles together into a hard mass; or it may even +dissolve the carbonate of lime more extensively, and re-deposit it in +a crystalline form. On the beach of the lagoon, where the coral sand +is washed into layers by the action of the waves, its grains become +thus fused together into strata of a limestone, so hard that they +ring when struck with a hammer, and inclined at a gentle angle, +corresponding with that of the surface of the beach. The hard parts +of the many animals which live upon the reef become imbedded in this +coral limestone, so that a block may be full of shells of bivalves and +univalves, or of sea-urchins; and even sometimes encloses the eggs of +turtles in a state of petrifaction. The active and vigorous growth of +the reef goes on only at the seaward margins, where the polypes are +exposed to the wash of the surf, and are thereby provided with an +abundant supply of air and of food. The interior portion of the reef +may be regarded as almost wholly an accumulation of dead skeletons. +Where a river comes down from the land there is a break in the reef, +for the reasons which have been already mentioned. + +The origin and mode of formation of a fringing reef, such as that just +described, are plain enough. The embryos of the coral polypes have +fixed themselves upon the submerged shore of the island, as far out as +they could live, namely, to a depth of twenty or twenty-five fathoms. +One generation has succeeded another, building itself up upon the dead +skeletons of its predecessor. The mass has been consolidated by +the infiltration of coral mud, and hardened by partial solution and +redeposition, until a great rampart of coral rock 100 or 150 feet high +on its seaward face has been formed all round the island, with only +such gaps as result from the outflow of rivers, in the place of +sally-ports. + +The structure of the rocky accumulation in the encircling reefs and +in the atolls is essentially the same as in the fringing reef. But, in +addition to the differences of depth inside and out, they present +some other peculiarities. These reefs, and especially the atolls, are +usually interrupted at one part of their circumference, and this part +is always situated on the leeward side of the reef, or that which is +the more sheltered side. Now, as all these reefs are situated within +the region in which the trade-winds prevail, it follows that, on the +north side of the equator, where the trade-wind is a north-easterly +wind, the opening of the reef is on the south-west side: while in the +southern hemisphere, where the trade-winds blow from the south-east, +the opening lies to the north-west. The curious practical result +follows from this structure, that the lagoons of these reefs really +form admirable harbours, if a ship can only get inside them. But the +main difference between the encircling reefs and the atolls, on the +one hand, and the fringing reefs on the other, lies in the fact of the +much greater depth of water on the seaward faces of the former. As a +consequence of this fact, the whole of this face is not, as it is in +the case of the fringing reef, covered with living coral polypes. For, +as we have seen, these polypes cannot live at a greater depth than +about twenty-five fathoms; and actual observation has shown that +while, down to this depth, the sounding-lead will bring up branches of +live coral from the outer wall of such a reef, at a greater depth it +fetches to the surface nothing but dead coral and coral sand. We must, +therefore, picture to ourselves an atoll, or an encircling reef, as +fringed for 100 feet, or more, from its summit, with coral polypes +busily engaged in fabricating coral; while, below this comparatively +narrow belt, its surface is a bare and smooth expanse of coral sand, +supported upon and within a core of coral limestone. Thus, if the bed +of the Pacific were suddenly laid bare, as was just now supposed, the +appearance of the reef-mountains would be exactly the reverse of that +presented by many high mountains on land. For these are white with +snow at the top, while their bases are clothed with an abundant and +gaudily-coloured vegetation. But the coral cones would look grey and +barren below, while their summits would be gay with a richly-coloured +parterre of flower-like coral polypes. + +The practical difficulties of sounding upon, and of bringing up +portions of, the seaward face of an atoll or of an encircling reef, +are so great, in consequence of the constant and dangerous swell which +sets towards it, that no exact information concerning the depth to +which the reefs are composed of coral has yet been obtained. There is +no reason to doubt, however, that the reef-cone has the same structure +from its summit to its base, and that its sea-wall is throughout +mainly composed of dead coral. + +And now arises a serious difficulty. If the coral polypes cannot live +at a greater depth than 100 or 150 feet, how can they have built up +the base of the reef-cone, which may be 2,000 feet, or more, below the +surface of the sea? + +In order to get over this objection, it was at one time supposed that +the reef-building polypes had settled upon the summits of a chain +of submarine mountains. But what is there in physical geography +to justify the assumption of the existence of a chain of mountains +stretching for 1,000 miles or more, and so nearly of the same height, +that none should rise above the level of the sea, nor fall 150 feet +below that level? + +How again, on this hypothesis, are atolls to be accounted for, unless, +as some have done, we take refuge in the wild supposition that every +atoll corresponds with the crater of a submarine volcano? And what +explanation does it afford of the fact that, in some parts of the +ocean, only atolls and encircling reefs occur, while others present +none but fringing reefs? + +These and other puzzling facts remained insoluble until the +publication, in the year 1840, of Mr. Darwin's famous work on +coral reefs; in which a key was given to all the difficult problems +connected with the subject, and every difficulty was shown to be +capable of solution by deductive reasoning from a happy combination of +certain well-established geological and biological truths. Mr. +Darwin, in fact, showed, that so long as the level of the sea remains +unaltered in any area in which coral reefs are being formed, or if the +level of the sea relatively to that of the land is falling, the +only reefs which can be formed are fringing reefs. While if, on the +contrary, the level of the sea is rising relatively to that of the +land, at a rate not faster than that at which the upward growth of +the coral can keep pace with it, the reef will gradually pass from the +condition of a fringing, into that of an encircling or barrier reef. +And, finally, that if the relative level of the sea rise so much that +the encircled land is completely submerged, the reef must necessarily +pass into the condition of an atoll. + +For, suppose the relative level of the sea to remain stationary, after +a fringing reef has reached that distance from the land at which +the depth of water amounts to 150 feet. Then the reef cannot extend +seaward by the migration of coral germs, because these coral germs +would find the bottom of the sea to be too deep for them to live in. +And the only manner in which the reef could extend outwards, would +be by the gradual accumulation, at the foot of its seaward face, of a +talus of coral fragments torn off by the violence of the waves, which +talus might, in course of time, become high enough to bring its upper +surface within the limits of coral growth, and in that manner provide +a sort of factitious sea-bottom upon which the coral embryos might +perch. If, on the other hand, the level of the sea were slowly and +gradually lowered, it is clear that the parts of its bottom originally +beyond the limit of coral growth, would gradually be brought within +the required distance of the surface, and thus the reef might be +indefinitely extended. But this process would give rise neither to an +encircling reef nor to an atoll, but to a broad belt of upheaved +coral rock, increasing the dimensions of the dry land, and continuous +seawards with the fresh fringing reef. + +Suppose, however, that the sea-level rose instead of falling, at the +same slow and gradual rate at which we know it to be rising in some +parts of the world--not more, in fact, than a few inches, or, at +most, a foot or two, in a hundred years. Then, while the reef would +be unable to extend itself seaward, the sea-bottom outside it being +gradually more and more removed from the depth at which the life of +the coral polypes is possible, it would be able to grow upwards +as fast as the sea rose. But the growth would take place almost +exclusively around the circumference of the reef, this being the only +region in which the coral polypes would find the conditions favourable +for their existence. The bottom of the lagoon would be raised, in the +main, only by the coral _débris_ and coral mud, formed in the manner +already described; consequently, the margins of the reef would +rise faster than the bottom, or, in other words, the lagoon would +constantly become deeper. And, at the same time, it would gradually +increase in breadth; as the rising sea, covering more and more of the +land, would occupy a wider space between the edge of the reef and what +remained of the land. Thus the rising sea would eventually convert a +large island with a fringing reef, into a small island surrounded by +an encircling reef. And it will be obvious that when the rising of the +sea has gone so far as completely to cover the highest points of the +island, the reef will have passed into the condition of an atoll. + +But how is it possible that the relative level of the land and sea +should be altered to this extent? Clearly, only in one of two ways: +either the sea must have risen over those areas which are now covered +by atolls and encircling reefs; or, the land upon which the sea rests +must have been depressed to a corresponding extent. + +If the sea has risen, its rise must have taken place over the whole +world simultaneously, and it must have risen to the same height over +all parts of the coral zone. Grounds have been shown for the belief +that the general level of the sea may have been different at different +times; it has been suggested, for example, that the accumulation of +ice about the poles during one of the cold periods of the earth's +history, necessarily implies a diminution in the volume of the sea +proportioned to the amount of its water thus permanently locked up in +the Arctic and Antarctic ice-cellars; while, in the warm periods, +the greater or less disappearance of the polar ice-cap implies a +corresponding addition of water to the ocean. And no doubt this +reasoning must be admitted to be sound in principle; though it is very +hard to say what practical effect the additions and subtractions thus +made have had on the level of the ocean; inasmuch as such additions +and subtractions might be either intensified or nullified, by +contemporaneous changes in the level of the land. And no one has yet +shown that any such great melting of polar ice, and consequent raising +of the level of the water of the ocean, has taken place since the +existing atolls began to be formed. + +In the absence of any evidence that the sea has ever risen to the +extent required to give rise to the encircling reefs and the atolls, +Mr. Darwin adopted the opposite hypothesis, viz. that the land has +undergone extensive and slow depression in those localities in which +these structures exist. + +It seems, at first, a startling paradox, to suppose that the land +is less fixed than the sea; but that such is the case is the uniform +testimony of geology. Beds of sandstone or limestone, thousands of +feet thick, and all full of marine remains, occur in various parts of +the earth's surface, and prove, beyond a doubt, that when these beds +were formed, that portion of the sea-bottom which they then occupied +underwent a slow and gradual depression to a distance which cannot +have been less than the thickness of those beds, and may have been +very much greater. In supposing, therefore, that the great areas of +the Pacific and of the Indian Ocean, over which atolls and encircling +reefs are found scattered, have undergone a depression of some +hundreds, or, it may be, thousands of feet, Mr. Darwin made a +supposition which had nothing forced or improbable, but was entirely +in accordance with what we know to have taken place over similarly +extensive areas, in other periods of the world's history. But Mr. +Darwin subjected his hypothesis to an ingenious indirect test. If +his view be correct, it is clear that neither atolls, nor encircling +reefs, should be found in those portions of the ocean in which we have +reason to believe, on independent grounds, that the sea-bottom has +long been either stationary, or slowly rising. Now it is known that, +as a general rule, the level of the land is either stationary, or is +undergoing a slow upheaval, in the neighbourhood of active volcanoes; +and, therefore, neither atolls nor encircling reefs ought to be found +in regions in which volcanoes are numerous and active. And this turns +out to be the case. Appended to Mr. Darwin's great work on coral +reefs, there is a map on which atolls and encircling reefs are +indicated by one colour, fringing reefs by another, and active +volcanoes by a third. And it is at once obvious that the lines of +active volcanoes lie around the margins of the areas occupied by the +atolls and the encircling reefs. It is exactly as if the upheaving +volcanic agencies had lifted up the edges of these great areas, while +their centres had undergone a corresponding depression. An atoll area +may, in short, be pictured as a kind of basin, the margins of which +have been pushed up by the subterranean forces, to which the craters +of the volcanoes have, at intervals, given vent. + +Thus we must imagine the area of the Pacific now covered by the +Polynesian Archipelago, as having been, at some former time, +occupied by large islands, or, may be, by a great continent, with the +ordinarily diversified surface of plain, and hill, and mountain chain. +The shores of this great land were doubtless fringed by coral reefs; +and, as it slowly underwent depression, the hilly regions, converted +into islands, became, at first, surrounded by fringing reefs, and +then, as depression went on, these became converted into encircling +reefs, and these, finally, into atolls, until a maze of reefs and +coral-girdled islets took the place of the original land masses. + +Thus the atolls and the encircling reefs furnish us with clear, though +indirect, evidence of changes in the physical geography of large parts +of the earth's surface; and even, as my lamented friend, the late +Professor Jukes, has suggested, give us indications of the manner in +which some of the most puzzling facts connected with the distribution +of animals have been brought about. For example, Australia and New +Guinea are separated by Torres Straits, a broad belt of sea 100 or +120 miles wide. Nevertheless, there is in many respects a curious +resemblance between the land animals which inhabit New Guinea and +the land animals which inhabit Australia. But, at the same time, the +marine shell-fish which are found in the shallow waters of the shores +of New Guinea, are quite different from those which are met with upon +the coasts of Australia. Now, the eastern end of Torres Straits is +full of atolls, which, in fact, form the northern termination of the +Great Barrier Reef which skirts the eastern coast of Australia. It +follows, therefore, that the eastern end of Torres Straits is an area +of depression, and it is very possible, and on many grounds highly +probable, that, in former times, Australia and New Guinea were +directly connected together, and that Torres Straits did not exist. +If this were the case, the existence of cassowaries and of marsupial +quadrupeds, both in New Guinea and in Australia, becomes intelligible; +while the difference between the littoral molluscs of the north and +the south shores of Torres Straits is readily explained by the great +probability that, when the depression in question took place, and +what was, at first, an arm of the sea became converted into a strait +separating Australia from New Guinea, the northern shore of this new +sea became tenanted with marine animals from the north, while the +southern shore was peopled by immigrants from the already existing +marine Australian fauna. + +Inasmuch as the growth of the reef depends upon that of successive +generations of coral polypes, and as each generation takes a certain +time to grow to its full size, and can only separate its calcareous +skeleton from the water in which it lives at a certain rate, it is +clear that the reefs are records not only of changes in physical +geography, but of the lapse of time. It is by no means easy, however, +to estimate the exact value of reef-chronology, and the attempts which +have been made to determine the rate at which a reef grows vertically, +have yielded anything but precise results. A cautious writer, Mr. +Dana, whose extensive study of corals and coral reefs makes him an +eminently competent judge, states his conclusion in the following +terms:-- + + "The rate of growth of the common branching madrepore is not + over one and a half inches a year. As the branches are open, + this would not be equivalent to more than half an inch in + height of solid coral for the whole surface covered by + the madrepore; and, as they are also porous, to not over + three-eighths of an inch of solid limestone. But a coral + plantation has large bare patches without corals, and the + coral sands are widely distributed by currents, part of them + to depths over one hundred feet where there are no living + corals; not more than one-sixth of the surface of a reef + region is, in fact, covered with growing species. This reduces + the three-eighths to _one-sixteenth_. Shells and other organic + relics may contribute one-fourth as much as corals. At the + outside, the average upward increase of the whole reef-ground + per year would not exceed _one-eighth_ of an inch. + + "Now some reefs are at least two thousand feet thick, which at + one-eighth of an inch a year, corresponds to one hundred and + ninety-two thousand years."[1] + +[Footnote 1: Dana, "Manual of Geology," p. 591.] + +Halve, or quarter, this estimate if you will, in order to be certain +of erring upon the right side, and still there remains a prodigious +period during which the ancestors of the existing coral polypes have +been undisturbedly at work; and during which, therefore, the climatal +conditions over the coral area must have been much what they are now. + +And all this lapse of time has occurred within the most recent period +of the history of the earth. The remains of reefs formed by coral +polypes of different kinds from those which exist now, enter largely +into the composition of the limestones of the Jurassic period; and +still more widely different coral polypes have contributed their quota +to the vast thickness of the carboniferous and Devonian strata. Then +as regards the latter group of rocks in America, the high authority +already quoted tells us:-- + + "The Upper Helderberg period is eminently the coral reef + period of the palaeozoic ages. Many of the rocks abound in + coral, and are as truly coral reefs as the modern reefs of the + Pacific. The corals are sometimes standing on the rocks in the + position they had when growing: others are lying in fragments, + as they were broken and heaped by the waves; and others were + reduced to a compact limestone by the finer trituration before + consolidation into rock. This compact variety is the most + common kind among the coral reef rocks of the present seas; + and it often contains but few distinct fossils, although + formed in water that abounded in life. At the fall of the + Ohio, near Louisville, there is a magnificent display of + the old reef. Hemispherical _Favosites_, five or six feet + in diameter, lie there nearly as perfect as when they were + covered by their flower-like polypes; and besides these, + there are various branching corals, and a profusion of + _Cyathophiyllia_, or cup-corals."[1] + +[Footnote 1: Dana, "Manual of Geology," p. 272.] + +Thus, in all the great periods of the earth's history of which we +know anything, a part of the then living matter has had the form of +polypes, competent to separate from the water of the sea the carbonate +of lime necessary for their own skeletons. Grain by grain, and +particle by particle, they have built up vast masses of rock, the +thickness of which is measured by hundreds of feet, and their area by +thousands of square miles. The slow oscillations of the crust of the +earth, producing great changes in the distribution of land and water, +have often obliged the living matter of the coral-builders to shift +the locality of its operations; and, by variation and adaptation to +these modifications of condition, its forms have as often changed. The +work it has done in the past is, for the most part, swept away, but +fragments remain; and, if there were no other evidence, suffice to +prove the general constancy of the operations of Nature in this world, +through periods of almost inconceivable duration. + + + + +VII. + +ON THE METHODS AND RESULTS OF ETHNOLOGY. + + +Ethonology is the science which determines the distinctive characters +of the persistent modifications of mankind; which ascertains the +distribution of those modifications in present and past times, and +seeks to discover the causes, or conditions of existence, both of +the modifications and of their distribution. I say "persistent" +modifications, because, unless incidentally, ethnology has nothing to +do with chance and transitory peculiarities of human structure. And +I speak of "persistent modifications" or "stocks" rather than of +"varieties," or "races," or "species," because each of these last +well-known terms implies, on the part of its employer, a preconceived +opinion touching one of those problems, the solution of which is the +ultimate object of the science; and in regard to which, therefore, +ethnologists are especially bound to keep their minds open and their +judgments freely balanced. + +Ethnology, as thus defined, is a branch of anthropology, the great +science which unravels the complexities of human structure; traces out +the relations of man to other animals; studies all that is especially +human in the mode in which man's complex functions are performed; and +searches after the conditions which have determined his presence in +the world. And anthropology is a section of zoology, which again is +the animal half of biology--the science of life and living things. + +Such is the position of ethnology, such are the objects of the +ethnologist. The paths or methods, by following which he may hope to +reach his goal, are diverse. He may work at man from the point of +view of the pure zoologist, and investigate the anatomical and +physiological peculiarities of Negroes, Australians, or Mongolians, +just as he would inquire into those of pointers, terriers, and +turnspits,--"persistent modifications" of man's almost universal +companion. Or he may seek aid from researches into the most human +manifestation of humanity--language; and assuming that what is true of +speech is true of the speaker--a hypothesis as questionable in science +as it is in ordinary life--he may apply to mankind themselves the +conclusions drawn from a searching analysis of their words and +grammatical forms. + +Or, the ethnologist may turn to the study of the practical life +of men; and relying upon the inherent conservatism and small +inventiveness of untutored mankind, he may hope to discover in manners +and customs, or in weapons, dwellings, and other handiwork, a clue to +the origin of the resemblances and differences of nations. Or, he may +resort to that kind of evidence which is yielded by history proper, +and consists of the beliefs of men concerning past events, embodied +in traditional, or in written, testimony. Or, when that thread breaks, +archaeology, which is the interpretation of the unrecorded remains of +man's works, belonging to the epoch since the world has reached its +present condition, may still guide him. And, when even the dim light +of archaeology fades, there yet remains paleontology, which, in these +latter years, has brought to daylight once more the exuvia of ancient +populations, whose world was not our world, who have been buried in +river beds immemorially dry, or carried by the rush of waters into +caves, inaccessible to inundation since the dawn of tradition. + +Along each, or all, of these paths the ethnologist may press towards +his goal; but they are not equally straight, or sure, or easy to +tread. The way of palaeontology has but just been laid open to us. +Archaeological and historical investigations are of great value for +all those peoples whose ancient state has differed widely from their +present condition, and who have the good or evil fortune to possess a +history. But on taking a broad survey of the world, it is astonishing +how few nations present either condition. Respecting five-sixths of +the persistent modifications of mankind, history and archaeology are +absolutely silent. For half the rest, they might as well be silent for +anything that is to be made of their testimony. And, finally, when the +question arises as to what was the condition of mankind more than a +paltry two or three thousand years ago, history and archaeology are, +for the most part, mere dumb dogs. What light does either of these +branches of knowledge throw on the past of the man of the New World, +if we except the Central Americans and the Peruvians; on that of the +Africans, save those of the valley of the Nile and a fringe of the +Mediterranean; on that of all the Polynesian, Australian, and central +Asiatic peoples, the former of whom probably, and the last certainly, +were, at the dawn of history, substantially what they are now? While +thankfully accepting what history has to give him, therefore, the +ethnologist must not look for too much from her. + +Is more to be expected from inquiries into the customs and handicrafts +of men? It is to be feared not. In reasoning from identity of custom +to identity of stock the difficulty always obtrudes itself, that +the minds of men being everywhere similar, differing in quality and +quantity but not in kind of faculty, like circumstances must tend to +produce like contrivances; at any rate, so long as the need to be +met and conquered is of a very simple kind. That two nations use +calabashes or shells for drinking-vessels, or that they employ +spears, or clubs, or swords and axes of stone and metal as weapons and +implements, cannot be regarded as evidence that these two nations +had a common origin, or even that intercommunication ever took place +between them; seeing that the convenience of using calabashes or +shells for such purposes, and the advantage of poking an enemy with a +sharp stick, or hitting him with a heavy one, must be early forced +by nature upon the mind of even the stupidest savage. And when he had +found out the use of a stick, he would need no prompting to discover +the value of a chipped or wetted stone, or an angular piece of native +metal, for the same object. On the other hand, it may be doubted +whether the chances are not greatly against independent peoples +arriving at the manufacture of a boomerang, or of a bow; which last, +if one comes to think of it, is a rather complicated apparatus; and +the tracing of the distribution of inventions as complex as these, +and of such strange customs as betel-chewing and tobacco-smoking, may +afford valuable ethnological hints. + +Since the time of Leibnitz, and guided by such men as Humboldt, Abel +Remusat, and Klaproth, Philology has taken far higher ground. Thus +Prichard affirms that "the history of nations, termed Ethnology, must +be mainly founded on the relations of their languages." + +An eminent living philologer, August Schleicher, in a recent essay, +puts forward the claims of his science still more forcibly:-- + + "If, however, language is the human [Greek: kat ezochhên], the + suggestion arises whether it should not form the basis of + any scientific systematic arrangement of mankind; whether the + foundation of the natural classification of the genus Homo has + not been discovered in it. + + "How little constant are cranial peculiarities and other + so-called race characters! Language, on the other hand, + is always a perfectly constant diagnostic. A German may + occasionally compete in hair and prognathism with a negro, + but a negro language will never be his mother tongue. Of how + little importance for mankind the so-called race characters + are, is shown by the fact that speakers of languages belonging + to one and the same linguistic family may exhibit the + peculiarities of various races. Thus the settled Osmanli Turk + exhibits Caucasian characters, while other so-called Tartaric + Turks exemplify the Mongol type. On the other hand, the + Magyar and the Basque do not depart in any essential physical + peculiarity from the Indo-Germans, whilst the Magyar, Basque, + and Indo-Germanic tongues are widely different. Apart from + their inconstancy, again, the so-called race characters can + hardly yield a scientifically natural system. Languages, on + the other hand, readily fall into a natural arrangement, like + that of which other vital products are susceptible, especially + when viewed from their morphological side.... The externally + visible structure of the cerebral and facial skeletons, and + of the body generally, is less important than that no less + material but infinitely more delicate corporeal structure, the + function of which is speech. I conceive, therefore, that + the natural classification of languages is also the natural + classification of mankind. With language, moreover, all the + higher manifestations of man's vital activity are closely + interwoven, so that these receive due recognition in and by + that of speech."[1] + +[Footnote 1: August Schleicher. Ueber die Bedeutung der Sprache für +die Naturgeschichte des Menschen, pp. 16-18. Weimar, 1858.] + +Without the least desire to depreciate the value of philology as +an adjuvant to ethnology, I must venture to doubt, with Rudolphi, +Desmoulins, Crawfurd, and others, its title to the leading position +claimed for it by the writers whom I have just quoted. On the +contrary, it seems to me obvious that, though, in the absence of any +evidence to the contrary, unity of languages may afford a certain +presumption in favour of the unity of stock of the peoples speaking +those languages, it cannot be held to prove that unity of stock, +unless philologers are prepared to demonstrate, that no nation can +lose its language and acquire that of a distinct nation, without a +change of blood corresponding with the change of language. Desmoulins +long ago put this argument exceedingly well:-- + + "Let us imagine the recurrence of one of those slow, or + sudden, political revolutions, or say of those secular changes + which among different people and at different epochs have + annihilated historical monuments and even extinguished + tradition. In that case, the evidence, now so clear, that the + negroes of Hayti were slaves imported by a French colony, who, + by the very effect of the subordination involved in slavery, + lost their own diverse languages and adopted that of their + masters, would vanish. And metaphysical philosophers, + observing the identity of Haytian French with that spoken on + the shores of the Seine and the Loire, would argue that the + men of St. Domingo with woolly heads, black and oily skins, + small calves, and slightly bent knees, are of the same race, + descended from the same parental stock, as the Frenchmen with + silky brown, chestnut, or fair hair, and white skins. For they + would say, their languages are more similar than French is to + German or Spanish."[1] + +[Footnote 1: Desmoulins, "Histoire Naturelle des Races Humaines," p. +345. 1826.] + +It must not be imagined that the case put by Desmoulins is a merely +hypothetical one. Events precisely similar to the transport of a body +of Africans to the West India Islands, indeed, cannot have happened +among uncivilized races, but similar results have followed the +importation of bodies of conquerors among an enslaved people over and +over again. There is hardly a country in Europe in which two or more +nations speaking widely different tongues have not become intermixed; +and there is hardly a language of Europe of which we have any right +to think that its structure affords a just indication of the amount of +that intermixture. + +As Dr. Latham has well said:-- + + "It is certain that the language of England is of Anglo-Saxon + origin, and that the remains of the original Keltic are + unimportant. It is by no means so certain that the blood of + Englishmen is equally Germanic. A vast amount of Kelticism, + not found in our tongue, very probably exists in our + pedigrees. The ethnology of France is still more complicated. + Many writers make the Parisian a Roman on the strength of his + language; whilst others make him a Kelt on the strength of + certain moral characteristics, combined with the previous + Kelticism of the original Gauls. Spanish and Portuguese, as + languages, are derivations from the Latin; Spain and Portugal, + as countries, are Iberic, Latin, Gothic, and Arab, in + different proportions. Italian is modern Latin all the world + over; yet surely there must be much Keltic blood in Lombardy, + and much Etruscan intermixture in Tuscany. + + "In the ninth century every man between the Elbe and the + Niemen spoke some Slavonic dialect; they now nearly all speak + German. Surely the blood is less exclusively Gothic than the + speech."[1] + +[Footnote 1: Latham, "Man and his Migrations," p. 171.] + +In other words, what philologer, if he had nothing but the vocabulary +and grammar of the French and English languages to guide him, would +dream of the real causes of the unlikeness of a Norman to a Provençal, +of an Orcadian to a Cornishman? How readily might he be led to suppose +that the different climatal conditions to which these speakers of +one tongue have so long been exposed, have caused their physical +differences; and how little would he suspect that these are due (as we +happen to know they are) to wide differences of blood. + +Few take duly into account the evidence which exists as to the +ease with which unlettered savages gain or lose a language. Captain +Erskine, in his interesting "Journal of a Cruise among the Islands of +the Western Pacific," especially remarks upon the "avidity with +which the inhabitants of the polyglot islands of Melanesia, from New +Caledonia to the Solomon Islands, adopt the improvements of a more +perfect language than their own, which different causes and accidental +communication still continue to bring to them;" and he adds that +"among the Melanesian islands scarcely one was found by us which did +not possess, in some cases still imperfectly, the decimal system of +numeration in addition to their own, in which they reckon only to +five." + +Yet how much philological reasoning in favour of the affinity +or diversity of two distinct peoples has been based on the mere +comparison of numerals! + +But the most instructive example of the fallacy which may attach to +merely philological reasonings, is that afforded by the Feejeans, who +are, physically, so intimately connected with the adjacent Negritos of +New Caledonia, &c., that no one can doubt to what stock they belong, +and who yet, in the form and substance of their language, are +Polynesian. The case is as remarkable as if the Canary Islands should +have been found to be inhabited by negroes speaking Arabic, or some +other clearly Semitic dialect, as their mother tongue. As it happens, +the physical peculiarities of the Feejeans are so striking, and +the conditions under which they live are so similar to those of the +Polynesians, that no one has ventured to suggest that they are merely +modified Polynesians--a suggestion which could otherwise certainly +have been made. But if languages may be thus transferred from one +stock to another, without any corresponding intermixture of blood, +what ethnological value has philology?--what security does unity of +language afford us that the speakers of that language may not have +sprung from two, or three, or a dozen, distinct sources? + +Thus we come, at last, to the purely zoological method, from which +it is not unnatural to expect more than from any other, seeing that, +after all, the problems of ethnology are simply those which are +presented to the zoologist by every widely distributed animal he +studies. The father of modern zoology seems to have had no doubt upon +this point. At the twenty-eighth page of the standard twelfth edition +of the "Systema Naturae," in fact, we find:-- + + + +I. PRIMATES. + + +_Dentes primores incisores: superiores IV. paralleli, mammae +pectorales II._ + +1. HOMO. Nosce te ipsum. +Sapiens. 1. H. diurnus: _varians cultura, loco._ +_Ferus_. Tetrapus, mutus, hirsutus. + + * * * * * + +_Americanus_ [Greek: a]. Rufus, cholericus, rectus--_Pilis_ + nigris, rectis, crassis--_Naribus_ + patulis--_Facie_ ephelitica: + _Mento_ subimberbi. + _Pertinax_, contentus, liber. _Pingit_ + se lineis daedaleis rubris. + _Regitur_ Consuetudine. + +_Europaeus_ [Greek: b]. Albus sauguineus torosus. _Pilis_ + flavescentibus, prolixis. + _Oculis_ caeruleis. + _Levis_, argutus, inventor. + _Tegitur_ Vestimentis arctis. + _Regitur_ Ritibus. + +_Asiaticus_ [Greek: g]. Luridus, melancholicus, rigidus. + _Pilis_ nigricantibus. _Oculis_ + fuscis. _Severus_, fastuosus, avarus. + _Tegitur_ Indumentis laxis. + _Regitur_ Opinionibus. + +_Afer_ [Greek: d]. Niger, phlegmaticus, laxus. _Pilis_ + atris, contortuplicatis. _Cute_ holosericea. + _Naso_ simo. _Labiis_ tumidis. + _Feminis_ sinus pudoris. + _Mammae_ lactantes prolixae. + _Vafer_, segnis, negligens. _Ungit_ se + pingui. _Regitur_ Arbitrio. + +_Monstrosus_ [Greek: e]. Solo (a) et arte (b c) variat.: + a. _Alpini_ parvi, agiles, timidi. + _Patagonici_ magni, segnes. + b. _Monorchides_ ut minus fertiles: + Hottentotti. + _Junceae_ puellae, abdomine attenuato: + Europoeae. + c. _Macrocephali_ capiti conico: Chinenses. + _Plagiocephali_ capite antice compresso: + Canadenses. + +Turn a few pages further on in the same volume, and there appears, +with a fine impartiality in the distribution of capitals and +sub-divisional headings:-- + +III. FERAE. + + +_Dentes primores superiores sex, acutiusculi. Canini solitarii._ + + * * * * * + +12. CANIS. _Dentes primores_ superiores VI.: laterales + longiores distantes: intermedii lobati. + Inferiores VI.: laterales lobati. + _Laniarii_ solitarii, incurvati. + Molares VI. s. VII. (pluresve quam in reliquis). + +_familiaris_ [Greek: i]. C. cauda (sinistrorsum) recurvata.... + +_domesticus_ [Greek: a]. auriculis erectis, cauda subtus lanata. + +_sagax_ [Greek: b]. auriculis pendulis, digito spurio ad + tibias posticas. + +_grajus_ [Greek: g]. magnitudine lupi, trunco curvato, rostro + attenuato, &c. &c. + +Linnaeus' definition of what he considers to be mere varieties of +the species Man are, it will be observed, as completely free from +any allusion to linguistic peculiarities as those brief and pregnant +sentences in which he sketches the characters of the varieties of +the species Dog. "Pilis nigris, naribus patulis" may be set against +"auriculis erectis, cauda subtus lanata;" while the remarks on the +morals and manners of the human subject seem as if they were thrown in +merely by way of makeweight. + +Buffon, Blumenbach (the founder of ethnology as a special science), +Rudolphi, Bory de St. Vincent, Desmoulins, Cuvier, Retzius, indeed I +may say all the naturalists proper, have dealt with man from a no +less completely zoological point of view; while, as might have been +expected, those who have been least naturalists, and most linguists, +have most neglected the zoological method, the neglect culminating in +those who have been altogether devoid of acquaintance with anatomy. + +Prichard's proposition, that language is more persistent than physical +characters, is one which has never been proved, and indeed admits of +no proof, seeing that the records of language do not extend so far +as those of physical characters. But, until the superior tenacity +of linguistic over physical peculiarities is shown, and until the +abundant evidence which exists, that the language of a people may +change without corresponding physical change in that people, is shown +to be valueless, it is plain that the zoological court of appeal +is the highest for the ethnologist, and that no evidence can be set +against that derived from physical characters. + +What, then, will a new survey of mankind from the Linnaean point of +view teach us? + +The great antipodal block of land we call Australia has, speaking +roughly, the form of a vast quadrangle, 2,000 miles on the side, and +extends from the hottest tropical, to the middle of the temperate, +zone. Setting aside the foreign colonists introduced within the +last century, it is inhabited by people no less remarkable for the +uniformity, than for the singularity, of their physical characters and +social state. For the most part of fair stature, erect and well built, +except for an unusual slenderness of the lower limbs, the AUSTRALIANS +have dark, usually chocolate-coloured skins; fine dark wavy hair; dark +eyes, overhung by beetle brows; coarse, projecting jaws; broad and +dilated, but not especially flattened, noses; and lips which, though +prominent, are eminently flexible. + +The skulls of these people are always long and narrow, with a smaller +development of the frontal sinuses than usually corresponds with such +largely developed brow ridges. An Australian skull of a round form, +or one the transverse diameter of which exceeds eight-tenths of its +length, has never been seen. These people, in a word, are eminently +"dolichocephalic," or long-headed; but, with this one limitation, +their crania present considerable variations, some being comparatively +high and arched, while others are more remarkably depressed than +almost any other human skulls. + +The female pelvis differs comparatively little from the European; +but in the pelves of male Australians which I have examined, the +antero-posterior and transverse diameters approach equality more +nearly than is the case in Europeans. + +No Australian tribe has ever been known to cultivate the ground, +to use metals, pottery, or any kind of textile fabric. They rarely +construct huts. Their means of navigation are limited to rafts or +canoes, made of sheets of bark. Clothing, except skin cloaks for +protection from cold, is a superfluity with which they dispense; and +though they have some singular weapons, almost peculiar to themselves, +they are wholly unacquainted with bows and arrows. + +It is but a step, as it were, across Bass's Straits to Tasmania. +Neither climate nor the characteristic forms of vegetable or animal +life change largely on the south side of the Straits, but the early +voyagers found Man singularly different from him on the north side. +The skin of the Tasmanian was dark, though he lived between parallels +of latitude corresponding with those of middle Europe in our own +hemisphere; his jaws projected, his head was long and narrow; his +civilization was about on a footing with that of the Australian, if +not lower, for I cannot discover that the Tasmanian understood the +use of the throwing-stick. But he differed from the Australian in his +woolly, negro-like hair, whence the name of NEGRITO, which has been +applied to him and his congeners. + +Such Negritos--differing more or less from the Tasmanian, but agreeing +with him in dark skin and woolly hair--occupy New Caledonia, the New +Hebrides, the Louisiade Archipelago; and stretching to the Papuan +Islands, and for a doubtful extent beyond them to the north and +west, form a sort of belt, or zone, of Negrito population, interposed +between the Australians on the west and the inhabitants of the great +majority of the Pacific islands on the east. + +The cranial characters of the Negritos vary considerably more than +those of their skin and hair, the most notable circumstance being +the strong Australian aspect which distinguishes many Negrito skulls, +while others tend rather towards forms common in the Polynesian +islands. + +In civilization, New Caledonia exhibits an advance upon Tasmania, and, +farther north, there is a still greater improvement. But the bows +and arrows, the perched houses, the outrigger canoes, the habits of +betel-chewing and of kawa-drinking, which abound more or less among +the northern Negritos, are probably to be regarded not as the products +of an indigenous civilization, but merely as indications of the extent +to which foreign influences have modified the primitive social state +of these people. + +From Tasmania or New Caledonia, to New Zealand or Tongataboo, is again +but a brief voyage; but it brings about a still more notable change +in the aspect of the indigenous population than that effected by the +passage of Bass's Straits. Instead of being chocolate-coloured people, +the Maories and Tongans are light brown; instead of woolly, they have +straight, or wavy, black hair. And if from New Zealand, we travel +some 5,000 miles east to Easter Island; and from Easter Island, for as +great a distance north-west, to the Sandwich Islands; and thence 7,000 +miles, westward and southward, to Sumatra; and even across the Indian +Ocean, into the interior of Madagascar, we shall everywhere meet with +people whose hair is straight or wavy, and whose skins exhibit various +shades of brown. These are the Polynesians, Micronesians, Indonesians, +whom Latham has grouped together under the common title of +AMPHINESIANS. + +The cranial characters of these people, as of the Negritos, are less +constant than those of their skin and hair. The Maori has a long +skull; the Sandwich Islander a broad skull. Some, like these, have +strong brow ridges; others, like the Dayaks and many Polynesians, have +hardly any nasal indentation. + +It is only in the westernmost parts of their area that the Amphinesian +nations know anything about bows and arrows as weapons, or are +acquainted with the use of metals or with pottery. Everywhere they +cultivate the ground, construct houses, and skilfully build and manage +outrigger, or double, canoes; while, almost everywhere, they use some +kind of fabric for clothing. + +Between Easter Island, or the Sandwich Islands, and any part of the +American coast is a much wider interval than that between Tasmania and +New Zealand, but the ethnological interval between the American and +the Polynesian is less than that between either of the previously +named stocks. + +The typical AMERICAN has straight black hair and dark eyes, his skin +exhibiting various shades of reddish or yellowish brown, sometimes +inclining to olive. The face is broad and scantily bearded; the skull +wide and high. Such people extend from Patagonia to Mexico, and much +farther north along the west coast. In the main a race of hunters, +they had nevertheless, at the time of the discovery of the Americas, +attained a remarkable degree of civilization in some localities. They +had domesticated ruminants, and not only practised agriculture, +but had learned the value of irrigation. They manufactured textile +fabrics, were masters of the potter's art, and knew how to erect +massive buildings of stone. They understood the working of the +precious, though not of the useful, metals; and had even attained to a +rude kind of hieroglyphic, or picture, writing. + +The Americans not only employ the bow and arrow, but, like some +Amphinesians, the blow-pipe, as offensive weapons: but I am not aware +that the outrigger canoe has ever been observed among them. + +I have reason to suspect that some of the Fuegian tribes differ +cranially from the typical Americans; and the Northern and Eastern +American tribes have longer skulls than their Southern compatriots. +But the ESQUIMAUX, who roam on the desolate and ice-bound coasts of +Arctic America, certainly present us with a new stock. The Esquimaux +(among whom the Greenlanders are included), in fact, though they +share the straight black hair of the proper Americans, are a duller +complexioned, shorter, and more squat people, and they have still +more prominent cheek-bones. But the circumstance which most completely +separates them from the typical Americans, is the form of their +skulls, which instead of being broad, high, and truncated behind, are +eminently long, usually low, and prolonged backwards. + +These Hyperborean people clothe themselves in skins, know nothing of +pottery, and hardly anything of metals. Dependent for existence upon +the produce of the chase, the seal and the whale are to them what +the cocoa-nut tree and the plantain are to the savages of more genial +climates. Not only are those animals meat and raiment, but they are +canoes, sledges, weapons, tools, windows, and fire; while they support +the dog, who is the indispensable ally and beast of burden of the +Esquimaux. + +It is admitted that the Tchuktchi, on the eastern side of Behring's +Straits, are, in all essential respects, Esquimaux; and I do not know +that there is any satisfactory evidence to show that the Tunguses and +Samoiedes do not essentially share the physical characters of the same +people. Southward, there are indications of Esquimaux characters among +the Japanese, and it is possible that their influence may be traced +yet further. + +However this may be, Eastern Asia, from Mantchouria to Siam, Thibet, +and Northern Hindostan, is continuously inhabited by men, usually of +short stature, with skins varying in colour from yellow to olive; with +broad cheek-bones and faces that, owing to the insignificance of the +nose, are exceedingly flat; and with small, obliquely-set, black eyes +and straight black hair, which sometimes attains a very great length +upon the scalp, but is always scanty upon the face and body. The +skull is never much elongated, and is, generally, remarkably broad +and rounded, with hardly any nasal depression, and but slight, if any, +projection of the jaws. + +Many of these people, for whom the old name of MONGOLIANS may be +retained, are nomades; others, as the Chinese, have attained a +remarkable and apparently indigenous civilization, only surpassed by +that of Europe. + +At the north-western extremity of Europe the Lapps repeat the +characters of the Eastern Asiatics. Between these extreme points, the +Mongolian stock is not continuous, but is represented by a chain of +more or less isolated tribes, who pass under the name of Calmucks and +Tartars, and form Mongolian islands, as it were, in the midst of an +ocean of other people. + +The waves of this ocean are the nations for whom, in order +to avoid the endless confusion produced by our present +half-physical, half-philological classification, I shall use a new +name--XANTHOCHROI--indicating that they are "yellow" haired and "pale" +in complexion. The Chinese historians of the Han dynasty, writing +in the third century before our era, describe, with much minuteness, +certain numerous and powerful barbarians with "yellow hair, green +eyes, and prominent noses," who, the black-haired, skew-eyed, and +flat-nosed annalists remark in passing, are "just like the apes from +whom they are descended." These people held, in force, the upper +waters of the Yenisei, and thence under various names stretched +southward to Thibet and Kashgar. Fair-haired and blue-eyed northern +enemies were no less known to the ancient Hindoos, to the Persians, +and to the Egyptians, on the south of the great central Asiatic area; +while the testimony of all European antiquity is to the effect that, +before and since the period in question, there lay beyond the Danube, +the Rhine, and the Seine, a vast and dangerous yellow or red haired, +fair-skinned, blue-eyed population. Whether the disturbers of the +marches of the Roman Empire were called Gauls or Germans, Goths, +Alans, or Scythians, one thing seems certain, that until the invasion +of the Huns, they were tall, fair, blue-eyed men. + +If any one should think fit to assume that in the year 100 B.C., +there was one continuous Xanthochroic population from the Rhine to the +Yenisei, and from the Ural mountains to the Hindoo Koosh, I know not +that any evidence exists by which that position could be upset, while +the existing state of things is rather in its favour than otherwise. +For the Scandinavians, wholly, the Germans to a great extent, the +Slavonian and the Finnish tribes, some of the inhabitants of Greece, +many Turks, some Kirghis, and some Mantchous, the Ossetes in the +Caucasus, the Siahposh, the Rohillas, are at the present day fair, +yellow or red haired, and blue-eyed; and the interpolation of tribes +of Mongolian hair and complexion, as far west as the Caspian Steppes +and the Crimea, might justly be accounted for by those subsequent +westward irruptions of the Mongolian stock, of which history furnishes +abundant testimony. + +The furthermost limit of the Xanthochroi north-westward is Iceland +and the British Isles; south-westward, they are traceable at intervals +through the Berber country, and end in the Canary Islands. + +The cranial characters of the Xanthochroi are not, at present, +strictly definable. The Scandinavians are certainly long-headed; but +many Germans, the Swiss so far as they are Germanized, the Slavonians, +the Fins, and the Turks, are short-headed. What were the cranial +characters of the ancient "U-suns" and "Ting-lings" of the valley of +the Yenisei is unknown. + +West of the area occupied by the chief mass of the Xanthochroi, and +north of the Sahara, is a broad belt of land, shaped like a =Y=. +Between the forks of the =Y= lies the Mediterranean; the stem of it +is Arabia. The stem is bathed by the Indian Ocean, the western ends of +the forks by the Atlantic. The people inhabiting the area thus roughly +sketched have, like the Xanthochroi, prominent noses, pale skins and +wavy hair, with abundant beards; but, unlike them, the hair is black +or dark, and the eyes usually so. They may thence be called the +MELANOCHROI. Such people are found in the British Islands, in Western +and Southern Gaul, in Spain, in Italy south of the Po, in parts of +Greece, in Syria and Arabia, stretching as far northward and eastward +as the Caucasus and Persia. They are the chief inhabitants of Africa +north of the Sahara, and, like the Xanthochroi, they end in the +Canary Islands. They are known as Kelts, Iberians, Etruscans, Romans, +Pelasgians, Berbers, Semites. The majority of them are long-headed, +and of smaller stature than the Xanthochroi. + +It is needless to remark upon the civilization of these two great +stocks. With them has originated everything that is highest in +science, in art, in law, in politics, and in mechanical inventions. +In their hands, at the present moment, lies the order of the social +world, and to them its progress is committed. + +South of the Atlas, and of the Great Desert, Middle Africa exhibits +a new type of humanity in the NEGRO, with his dark skin, woolly hair, +projecting jaws, and thick lips. As a rule, the skull of the Negro +is remarkably long; it rarely approaches the broad type, and never +exhibits the roundness of the Mongolian. A cultivator of the ground, +and dwelling in villages; a maker of pottery, and a worker in the +useful as well as the ornamental metals; employing the bow and arrow +as well as the spear, the typical negro stands high in point of +civilization above the Australian. + +Resembling the Negroes in cranial characters, the BUSHMEN of South +Africa differ from them in their yellowish brown skins, their tufted +hair, their remarkably small stature, and their tendency to fatty and +other integumentary outgrowths; nor is the wonderful click with which +their speech is interspersed to be overlooked in enumerating the +physical characteristics of this strange people. + +The so-called "Drawidian" populations of Southern Hindostan lead us +back, physically as well as geographically, towards the Australians; +while the diminutive MINCOPIES of the Andaman Islands lie midway +between the Negro and Negrito races, and, as Mr. Busk has pointed +out, occasionally present the rare combination of Brachycephaly, or +short-headedness, with woolly hair. + +In the preceding progress along the outskirts of the habitable world, +eleven readily distinguishable stocks, or persistent modifications, of +mankind, have been recognized. I have purposely omitted such people as +the Abyssinians and the Hindoos, who there is every reason to believe +result from the intermixture of distinct stocks. Perhaps I ought, for +like reasons, to have ignored the Mincopies. But I do not pretend that +my enumeration is complete or, in any sense, perfect. It is enough for +my purpose if it be admitted (and I think it cannot be denied) that +those which I have mentioned exist, are well marked, and occupy the +greater part of the habitable globe. + +In attempting to classify these persistent modifications after the +manner of naturalists, the first circumstance that attracts one's +attention is the broad contrast between the people with straight and +wavy hair, and those with crisp, woolly, or tufted hair. Bory de +St. Vincent, noting this fundamental distinction, divided mankind +accordingly into the two primary groups of _Leiotrichi_ and +_Ulotrichi_,--terms which are open to criticism, but which I adopt in +the accompanying table, because they have been used. It is better for +science to accept a faulty name which has the merit of existence, than +to burthen it with a faultless newly invented one. + +Under each of these divisions are two columns, one for the +Brachycephali, or short heads, and one for the Dolichocephali[1], or +long heads. Again, each column is subdivided transversely into four +compartments, one for the "leucous," people with fair complexions and +yellow or red hair; one for the "leucomelanous," with dark hair and +pale skins; one for the "xanthomelanous," with black hair and yellow, +brown, or olive skins; and one for the "melanous," with black hair and +dark brown or blackish skins. + +[Footnote 1: Skulls, the transverse diameter of which is more than +eight-tenths the long diameter, are short; those which have the +transverse diameter less than eight-tenths the longitudinal, are +long.] + + LEIOTRICHI. ULOTRICHI. + ______________________________ ____________________________ + / \ / \ + Dolichocephali. Brachycephali. Dolichocephali. Brachycephali. +Leucous. + .... Xanthochroi .... +Leucomelanous. + .... Melanochroi .... +Xanthomelanous. + _Esquimaux_. Mongolians. _Bushmen_. + _Amphinesians_. + _Americans_. +Melanous. + _Australians_. Negroes. _Mincopies_(?) + _Negritos_ + +NOTE: _The names of the stocks known only since the fifteenth century +are put into italics. If the "Skrälings" of the Norse discoverers of +America were Esquimaux, Europeans became acquainted with the latter +six or seven centuries earlier_. + +It is curious to observe that almost all the woolly-headed people are +also long-headed; while among the straight-haired nations broad heads +preponderate, and only two stocks, the Esquimaux and the Australians, +are exclusively long-headed. + +One of the acutest and most original of ethnologists, Desmoulins, +originated the idea, which has subsequently been fully developed by +Agassiz, that the distribution of the persistent modifications of man +is governed by the same laws as that of other animals, and that both +fall into the same great distributional provinces. Thus, Australia; +America, south of Mexico; the Arctic regions; Europe, Syria, +Arabia, and North Africa, taken together, are each regions eminently +characterized by the nature of their animal and vegetable populations, +and each, as we have seen, has its peculiar and characteristic form of +man. But it may be doubted whether the parallel thus drawn will hold +good strictly, and in all cases. The Tasmanian Fauna and Flora are +essentially Australian, and the like is true to a less extent of many, +if not of all, the Papuan islands; but the Negritos who inhabit these +islands are strikingly different from the Australians. Again, the +differences between the Mongolians and the Xanthochroi are out of all +proportion greater than those between the Faunae and Florae of Central +and Eastern Asia. But whatever the difficulties in the way of the +detailed application of this comparison of the distribution of men +with that of animals, it is well worthy of being borne in mind, and +carried as far as it will go. + +Apart from all speculation, a very curious fact regarding the +distribution of the persistent modifications of mankind becomes +apparent on inspecting an Ethnological chart, projected in such +a manner that the Pacific Ocean occupies its centre. Such a chart +exhibits an Australian area occupied by dark smooth-haired people, +separated by an incomplete inner zone of dark woolly-haired +Negritos and Negroes, from an outer zone of comparatively pale and +smooth-haired men, occupying the Americas, and nearly all Asia and +North Africa. + +Such is a brief sketch of the characters and distribution of the +persistent modifications, or stocks, of mankind at the present day. +If we seek for direct evidence of how long this state of things +has lasted, we shall find little enough, and that little far from +satisfactory. Of the eleven different stocks enumerated, seven have +been known to us for less than 400 years; and of these seven not +one possessed a fragment of written history at the time it came into +contact with European civilization. The other four--the Negroes, +Mongolians, Xanthochroi, and Melanochroi--have always existed in some +of the localities in which they are now found, nor do the negroes ever +seem to have voluntarily travelled beyond the limits of their present +area. But ancient history is in a great measure the record of the +mutual encroachments of the other three stocks. + +On the whole, however, it is wonderful how little change has been +effected by these mutual invasions and intermixtures. As at the +present time, so at the dawn of history, the Melanochroi fringed +the Atlantic and the Mediterranean; the Xanthochroi occupied most +of Central and Eastern Europe, and much of Western and Central Asia; +while Mongolians held the extreme east of the Old World. So far as +history teaches us, the populations of Europe, Asia, and Africa were, +twenty centuries ago, just what they are now, in their broad features +and general distribution. + +The evidence yielded by Archaeology is not very definite, but, so +far as it goes, it is to much the same effect. The mound builders of +Central America seem to have had the characteristic short and broad +head of the modern inhabitants of that continent. The tumuli and tombs +of Ancient Scandinavia, of pre-Roman Britain, of Gaul, of Switzerland, +reveal two types of skull--a broad and a long--of which, in +Scandinavia, the broad seems to have belonged to the older stock, +while the reverse was probably the case in Britain, and certainly +in Switzerland. It has been assumed that the broad-skulled people of +ancient Scandinavia were Lapps; but there is no proof of the fact, +and they may have been, like the broad-skulled Swiss and Germans, +Xanthochroi. One of the greatest of ethnological difficulties is to +know where the modern Swedes, Norsemen, and Saxons got their long +heads, as all their neighbours, Fins, Lapps, Slavonians, and +South Germans, are broad-headed. Again, who were the small-handed, +long-headed people of the "bronze epoch," and what has become of the +infusion of their blood among the Xanthochroi? + +At present Palaeontology yields no safe data to the ethnologist. We +know absolutely nothing of the ethnological characters of the men of +Abbeville and Hoxne; but must be content with the demonstration, in +itself of immense value, that Man existed in Western Europe when its +physical condition was widely different from what it is now, and +when animals existed, which, though they belong to what is, properly +speaking, the present order of things, have long been extinct. Beyond +the limits of a fraction of Europe, Palaeontology tells us nothing of +man or of his works. + +To sum up our knowledge of the ethnological past of man: so far as the +light is bright, it shows him substantially as he is now; and, when it +grows dim, it permits us to see no sign that he was other than he is +now. + +It is a general belief that men of different stocks differ as much +physiologically as they do morphologically; but it is very hard +to prove, in any particular case, how much of a supposed national +characteristic is due to inherent physiological peculiarities, and +how much to the influence of circumstances. There is much evidence to +show, however, that some stocks enjoy a partial or complete immunity +from diseases which destroy, or decimate, others. Thus there seems +good ground for the belief that Negroes are remarkably exempt from +yellow fever; and that, among Europeans, the melanochrous people are +less obnoxious to its ravages than the xanthochrous. But many writers, +not content with physiological differences of this kind, undertake to +prove the existence of others of far greater moment; and, indeed, to +show that certain stocks of mankind exhibit, more or less distinctly, +the physiological characters of true species. Unions between these +stocks, and still more between the half-breeds arising from their +mixture, are affirmed to be either infertile, or less fertile than +those which take place between males and females of either stock under +the same circumstances. Some go so far as to assert that no mixed +breeds of mankind can maintain themselves without the assistance of +one or other of the parent stocks, and that, consequently, they must +inevitably be obliterated in the long run. + +Here, again, it is exceedingly difficult to obtain trustworthy +evidence, and to free the effects of the pure physiological experiment +from adventitious influences. The only trial which, by a strange +chance, was kept clear of all such influences--the only instance in +which two distinct stocks of mankind were crossed, and their progeny +intermarried without any admixture from without--is the famous case +of the Pitcairn Islanders, who were the progeny of Bligh's English +sailors by Tahitian women. The results of this experiment, as +everybody knows, are dead against those who maintain the doctrine of +human hybridity, seeing that the Pitcairn Islanders, even though they +necessarily contracted consanguineous marriages, throve and multiplied +exceedingly. + +But those who are disposed to believe in this doctrine should study +the evidence brought forward in its support by M. Broca, its latest +and ablest advocate, and compare this evidence with that which the +botanists, as represented by a Gaertner, or by a Darwin, think it +indispensable to obtain before they will admit the infertility of +crosses between two allied kinds of plants. They will then, I think, +be satisfied that the doctrine in question rests upon a very unsafe +foundation; that the facts adduced in its support are capable of many +other interpretations; and, indeed, that from the very nature of +the case, demonstrative evidence one way or the other is almost +unattainable. _A priori_, I should be disposed to expect a certain +amount of infertility between some of the extreme modifications of +mankind; and still more between the offsprings of their intermixture. +_A posteriori_, I cannot discover any satisfactory proof that such +infertility exists. + +From the facts of ethnology I now turn to the theories and +speculations of ethnologists, which have been devised to explain +these facts, and to furnish satisfactory answers to the inquiry--what +conditions have determined the existence of the persistent +modifications of mankind, and have caused their distribution to be +what it is? + +These speculations may be grouped under three heads: firstly, the +Monogenist hypotheses; secondly, those of the Polygenists; and +thirdly, that which would result from a simple application of +Darwinian principles to mankind. + +According to the Monogenists, all mankind have sprung from a single +pair, whose multitudinous progeny spread themselves over the world, +such as it now is, and became modified into the forms we meet with in +the various regions of the earth, by the effect of the climatal and +other conditions to which they were subjected. + +The advocates of this hypothesis are divisible into several schools. +There are those who represent the most numerous, respectable, +and would-be orthodox of the public, and are what may be called +"Adamites," pure and simple. They believe that Adam was made out of +earth somewhere in Asia, about six thousand years ago; that Eve was +modelled from one of his ribs; and that the progeny of these two +having been reduced to the eight persons who were landed on the summit +of Mount Ararat after an universal deluge, all the nations of the +earth have proceeded from these last, have migrated to their present +localities, and have become converted into Negroes, Australians, +Mongolians, &c., within that time. Five-sixths of the public are +taught this Adamitic Monogenism, as if it were an established truth, +and believe it. I do not; and I am not acquainted with any man of +science, or duly instructed person, who does. + +A second school of monogenists, not worthy of much attention, attempts +to hold a place midway between the Adamites and a third division, who +take up a purely scientific position, and require to be dealt with +accordingly. This third division, in fact, numbers in its ranks +Linnaeus, Buffon, Blumenbach, Cuvier, Prichard, and many distinguished +living ethnologists. + +These "Rational Monogenists," or, at any rate, the more modern among +them, hold, firstly, that the present condition of the earth has +existed for untold ages; secondly, that, at a remote period, beyond +the ken of Archbishop Usher, man was created, somewhere between the +Caucasus and the Hindoo Koosh; thirdly, that he might have migrated +thence to all parts of the inhabited world, seeing that none of them +are unattainable from some other inhabited part, by men provided with +only such means of transport as savages are known to possess and +must have invented; fourthly, that the operation of the existing +diversities of climate and other conditions upon people so migrating, +is sufficient to account for all the diversities of mankind. + +Of the truth of the first of these propositions no competent judge now +entertains any doubt. The second is more open to discussion, for in +these latter days many question the special creation of man: and even +if his special creation be granted, there is not a shadow of a reason +why he should have been created in Asia rather than anywhere else. +Of all the odd myths that have arisen in the scientific world, the +"Caucasian mystery," invented quite innocently by Blumenbach, is the +oddest. A Georgian woman's skull was the handsomest in his collection. +Hence it became his model exemplar of human skulls, from which all +others might be regarded as deviations; and out of this, by some +strange intellectual hocus-pocus, grew up the notion that the +Caucasian man is the prototypic "Adamic" man, and his country the +primitive centre of our kind. Perhaps the most curious thing of all +is, that the said Georgian skull, after all, is not a skull of average +form, but distinctly belongs to the brachycephalic group. + +With the third proposition I am quite disposed to agree, though +it must be recollected that it is one thing to allow that a given +migration is possible, and another to admit there is good reason to +believe it has really taken place. + +But I can find no sufficient ground for accepting the fourth +proposition; and I doubt if it would ever have obtained its general +currency except for the circumstance that fair Europeans are very +readily tanned and embrowned by the sun. But I am not aware that there +is a particle of proof that the cutaneous change thus effected can +become hereditary, any more than that the enlarged livers, which +plague our countrymen in India, can be transmitted;--while there is +very strong evidence to the contrary. Not only, in fact, are there +such cases as those of the English families in Barbadoes, who have +remained for six generations unaltered in complexion, but which are +open to the objection that they may have received infusions of +fresh European blood; but there is the broad fact, that not a single +indigenous Negro exists either in the great alluvial plains of +tropical South America, or in the exposed islands of the Polynesian +Archipelago, or among the populations of equatorial Borneo or Sumatra. +No satisfactory explanation of these obvious difficulties has been +offered by the advocates of the direct influence of conditions. And as +for the more important modifications observed in the structure of the +brain, and in the form of the skull, no one has ever pretended to show +in what way they can be effected directly by climate. + +It is here, in fact, that the strength of the Polygenists, or those +who maintain that men primitively arose, not from one, but from many +stocks, lies. Show us, they say to the Monogenists, a single case in +which the characters of a human stock have been essentially modified +without its being demonstrable, or, at least, highly probable, that +there has been intermixture of blood with some foreign stock. Bring +forward any instance in which a part of the world, formerly inhabited +by one stock, is now the dwelling-place of another, and we will prove +the change to be the result of migration, or of intermixture, and not +of modification of character by climatic influences. Finally, prove +to us that the evidence in favour of the specific distinctness of many +animals, admitted to be distinct species by all zoologists, is a whit +better than that upon which we maintain the specific distinctness of +men. + +If presenting unanswerable objections to your adversary were the same +thing as proving your own case, the Polygenists would be in a fair way +towards victory; but, unfortunately, as I have already observed, they +have as yet completely failed to adduce satisfactory positive proof +of the specific diversity of mankind. Like the Monogenists, the +Polygenists are of several sects; some imagine that their assumed +species of mankind were created where we find them--the African in +Africa, and the Australian in Australia, along with the other animals +of their distributional province; others conceive that each species of +man has resulted from the modification of some antecedent species of +ape--the American from the broad-nosed Simians of the New World, the +African from the Troglodytic stock, the Mongolian from the Orangs. + +The first hypothesis is hardly likely to win much favour. The whole +tendency of modern science is to thrust the origination of things +further and further into the background; and the chief philosophical +objection to Adam being, not his oneness, but the hypothesis of his +special creation; the multiplication of that objection tenfold is, +whatever it may look, an increase, instead of a diminution, of the +difficulties of the case. And, as to the second alternative, it may +safely be affirmed that, even if the differences between men are +specific, they are so small, that the assumption of more than one +primitive stock for all is altogether superfluous. Surely no one can +now be found to assert that any two stocks of mankind differ as much +as a chimpanzee and an orang do; still less that they are as unlike as +either of these is to any New World Simian! + +Lastly, the granting of the Polygenist premises does not, in the +slightest degree, necessitate the Polygenist conclusion. Admit that +Negroes and Australians, Negritos and Mongols are distinct species, +or distinct genera, if you will, and you may yet, with perfect +consistency, be the strictest of Monogenists, and even believe in Adam +and Eve as the primaeval parents of all mankind. + +It is to Mr. Darwin we owe this discovery: it is he who, coming +forward in the guise of an eclectic philosopher, presents his doctrine +as the key to ethnology, and as reconciling and combining all that is +good in the Monogenistic and Polygenistic schools. + +It is true that Mr. Darwin has not, in so many words, applied his +views to ethnology; but even he who "runs and reads" the "Origin of +Species" can hardly fail to do so; and, furthermore, Mr. Wallace and +M. Pouchet have recently treated of ethnological questions from this +point of view. Let me, in conclusion, add my own contribution to the +same store. + +I assume Man to have arisen in the manner which I have discussed +elsewhere, and probably, though by no means necessarily, in one +locality. Whether he arose singly, or a number of examples appeared +contemporaneously, is also an open question for the believer in the +production of species by the gradual modification of pre-existing +ones. At what epoch of the world's history this took place, again, we +have no evidence whatever. It may have been in the older tertiary, +or earlier, but what is most important to remember is, that the +discoveries of late years have proved that man inhabited Western +Europe, at any rate, before the occurrence of those great physical +changes which have given Europe its present aspect. And as the same +evidence shows that man was the contemporary of animals which are now +extinct, it is not too much to assume that his existence dates back +at least as far as that of our present Fauna and Flora, or before the +epoch of the drift. + +But if this be true, it is somewhat startling to reflect upon the +prodigious changes which have taken place in the physical geography of +this planet since man has been an occupant of it. + +During that period the greater part of the British islands, of Central +Europe, of Northern Asia, have been submerged beneath the sea and +raised up again. So has the great desert of Sahara, which occupies the +major part of Northern Africa. The Caspian and the Aral seas have been +one, and their united waters have probably communicated with both the +Arctic and the Mediterranean oceans. The greater part of North America +has been under water, and has emerged. It is highly probable that +a large part of the Malayan Archipelago has sunk, and its primitive +continuity with Asia has been destroyed. Over the great Polynesian +area subsidence has taken place to the extent of many thousands of +feet--subsidence of so vast a character, in fact, that if a continent +like Asia had once occupied the area of the Pacific, the peaks of its +mountains would now show not more numerous than the islands of the +Polynesian Archipelago. + +What lands may have been thickly populated for untold ages, and +subsequently have disappeared and left no sign above the waters, it +is of course impossible for us to say; but unless we are to make the +wholly unjustifiable assumption that no dry land rose elsewhere when +our present dry land sank, there must be half-a-dozen Atlantises +beneath the waves of the various oceans of the world. But if the +regions which have undergone these slow and gradual, but immense +alterations, were wholly or in part inhabited before the changes I +have indicated began--and it is more probable that they were, than +that they were not--what a wonderfully efficient "Emigration Board" +must have been at work all over the world long before canoes, or even +rafts, were invented; and before men were impelled to wander by any +desire nobler or stronger than hunger. And as these rude and primitive +families were thrust, in the course of long series of generations, +from land to land, impelled by encroachments of sea or of marsh, or +by severity of summer heat or winter cold, to change their positions, +what opportunities must have been offered for the play of natural +selection, in preserving one family variation and destroying another! + +Suppose, for example, that some families of a horde which had reached +a land charged with the seeds of yellow fever, varied in the direction +of woolliness of hair and darkness of skin. Then, if it be true that +these physical characters are accompanied by comparative or absolute +exemptions from that scourge, the inevitable tendency would be to the +preservation and multiplication of the darker and woollier families, +and the elimination of the whiter and smoother-haired. In fact, by the +operation of causes precisely similar to those which, in the famous +instance cited by Mr. Darwin, have given rise to a race of black pigs +in the forests of Louisiana, a negro stock would eventually people the +region. + +Again, how often, by such physical changes, must a stock have been +isolated from all others for innumerable generations, and have found +ample time for the hereditary hardening of its special peculiarities +into the enduring characters of a persistent modification. + +Nor, if it be true that the physiological difference of species may be +produced by variation and natural selection, as Mr. Darwin supposes, +would it be at all astonishing if, in some of these separated stocks, +the process of differentiation should have gone so far as to give +rise to the phenomena of hybridity. In the face of the overwhelming +evidence in favour of the unity of the origin of mankind afforded by +anatomical considerations, satisfactory proof of the existence of any +degree of sterility in the unions of members of two of the "persistent +modifications" of mankind, might well be appealed to by Mr. Darwin +as crucial evidence of the truth of his views regarding the origin of +species in general. + + + + +VIII. + +ON SOME FIXED POINTS IN BRITISH ETHNOLOGY. + + +In view of the many discussions to which the complicated problems +offered by the ethnology of the British Islands have given rise, it +may be useful to attempt to pick out, from amidst the confused masses +of assertion and of inference, those propositions which appear to rest +upon a secure foundation, and to state the evidence by which they are +supported. Such is the purpose of the present paper. + +Some of these well-based propositions relate to the physical +characters of the people of Britain and their neighbours; while others +concern the languages which they spoke. I shall deal, in the first +place, with the physical questions. + +I. _Eighteen hundred years ago the population of Britain comprised +people of two types of complexion--the one fair, and the other dark. +The dark people resembled the Aquitani and the Iberians; the fair +people were like the Belgic Gauls._ + +The chief direct evidence of the truth of this proposition is the +well-known passage of Tacitus:-- + + "Ceterum Britanniam qui mortales initio coluerint, indigenae + an advecti, ut inter barbaros, parum compertum. Habitus + corporum varii: atque ex eo argumenta: nam rutilae Caledoniam + habitantium comae, magni artus Germanicam originem asseverant. + Silurum colorati vultus et torti plerumque crines, et posita + contra Hispaniam, Iberos veteres trajecisse, easque sedes + occupasse, fidem faciunt. Proximi Gallis et similes sunt; seu + durante originis vi, seu procurrentibus in diversa terris, + positio coeli corporibus habitum dedit. In universum tamen + aestimanti, Gallos vicinum solum occupasse, credibile est; + eorum sacra deprehendas, superstitionum persuasione; sermo + haud multum diversus."[1] + +[Footnote 1: Taciti Agricola, c. 11.] + +This passage, it will be observed, contains statements as to facts, +and certain conclusions deduced from these facts. The matters of fact +asserted are: firstly, that the inhabitants of Britain exhibit much +diversity in their physical characters; secondly, that the Caledonians +are red-haired and large-limbed, like the Germans; thirdly, that +the Silures have curly hair and dark complexions, like the people of +Spain; fourthly, that the British people nearest Gaul resemble the +"Galli." + +Tacitus, therefore, states positively what the Caledonians and Silures +were like; but the interpretation of what he says about the other +Britons must depend upon what we learn from other sources as to the +characters of these "Galli." Here the testimony of "divus Julius" +comes in with great force and appropriateness. Caesar writes:-- + + "Britanniae pars interior ab iis incolitur, quos natos in + insula ipsi memoria proditum dicunt: marituma pars ab iis, + qui predae ac belli inferendi causa ex Belgio transierant; qui + omnes fere iis nominibus civitatum appellantur quibus orti ex + civitatibus eo pervenerunt, et bello inlato ibi permanserunt + atque agros colere coeperunt."[1] + +[Footnote 1: De Bello Gallico, v. 12.] + +From these passages it is obvious that in the opinion of Caesar +and Tacitus, the southern Britons resembled the northern Gauls, and +especially the Belgae; and the evidence of Strabo is decisive as to +the characters in which the two people resembled one another: "The men +(of Britain) are taller than the Kelts, with hair less yellow; they +are slighter in their persons."[1] + +[Footnote 1: "The Geography of Strabo." Translated by Hamilton and +Falconer; v. 5.] + +The evidence adduced appears to leave no reasonable ground for +doubting that, at the time of the Roman conquest, Britain contained +people of two types, the one dark and the other fair complexioned, and +that there was a certain difference between the latter in the north +and in the south of Britain: the northern folk being, in the judgment +of Tacitus, or, more properly, according to the information he had +received from Agricola and others, more similar to the Germans than +the latter. As to the distribution of these stocks, all that is clear +is, that the dark people were predominant in certain parts of the west +of the southern half of Britain, while the fair stock appears to have +furnished the chief elements of the population elsewhere. + +No ancient writer troubled himself with measuring skulls, and +therefore there is no direct evidence as to the cranial characters +of the fair and the dark stocks. The indirect evidence is not very +satisfactory. The tumuli of Britain of pre-Roman date have yielded two +extremely different forms of skull, the one broad and the other long; +and the same variety has been observed in the skulls of the ancient +Gauls[1]. The suggestion is obvious that the one form of skull may +have been associated with the fair, and the other with the dark, +complexion. But any conclusion of this kind is at once checked by the +reflection that the extremes of long and short-headedness are to be +met with among the fair inhabitants of Germany and of Scandinavia +at the present day--the south-western Germans and the Swiss being +markedly broad-headed, while the Scandinavians are as predominantly +long-headed. + +[Footnote 1: See Dr. Thurnam "On the Two principal Forms of Ancient +British and Gaulish Skulls."] + +What the natives of Ireland were like at the time of the Roman +conquest of Britain, and for centuries afterwards, we have no certain +knowledge; but the earliest trustworthy records prove the existence, +side by side with one another, of a fair and a dark stock, in Ireland +as in Britain. The long form of skull is predominant among the +ancient, as among modern, Irish. + +II. _The people termed Gauls, and those called Germans, by the Romans, +did not differ in any important physical character._ + +The terms in which the ancient writers describe both Gauls and Germans +are identical. They are always tall people, with massive limbs, fair +skins, fierce blue eyes, and hair the colour of which ranges from +red to yellow. Zeuss, the great authority on these matters, affirms +broadly that no distinction in bodily feature is to be found between +the Gauls, the Germans, and the Wends, so far as their characters are +recorded by the old historians; and he proves his case by citations +from a cloud of witnesses. + +An attempt has been made to show that the colour of the hair of the +Gauls must have differed very much from that which obtained among the +Germans, on the strength of the story told by Suetonius (Caligula, 4), +that Caligula tried to pass off Gauls for Germans by picking out the +tallest, and making them "rutilare et summittere comam." + +The Baron de Belloguet remarks upon this passage:-- + + "It was in the very north of Gaul, and near the sea, that + Caligula got up this military comedy. And the fact proves + that the Belgae were already sensibly different from their + ancestors, whom Strabo had found almost identical with their + _brothers_ on the other side of the Rhine." + +But the fact recorded by Suetonius, if fact it be, proves nothing; +for the Germans themselves were in the habit of reddening their hair. +Ammianus Marcellinus[1] tells how, in the year 367 A.D., the Roman +commander, Jovinus, surprised a body of Alemanni near the town now +called Charpeigne, in the valley of the Moselle; and how the Roman +soldiers, as, concealed by the thick wood, they stole upon their +unsuspecting enemies, saw that some were bathing and others "comas +rutilantes ex more." More than two centuries earlier Pliny gives +indirect evidence to the same effect when he says of soap:-- + +[Footnote 1: Res Gestae, xxvii.] + + "Galliarum hoc inventum rutilandis capillis ... apud Germanos + majore in usu viris quam foeminis."[1] + +[Footnote 1: Historia Naturalis, xxviii. 51.] + +Here we have a writer who flourished only a short time after the date +of the Caligula story, telling us that the Gauls invented soap for the +purpose of doing that which, according to Suetonius, Caligula forced +them to do. And, further, the combined and independent testimony of +Pliny and Ammianus assures us that the Germans were as much in the +habit of reddening their hair as the Gauls. As to De Belloguet's +supposition that, even in Caligula's time, the Gauls had become darker +than their ancestors were, it is directly contradicted by Ammianus +Marcellinus, who knew the Gauls well. "Celsioris staturae et candidi +poene Galli sunt onions, et rutili, luminumque torvitate terribiles," +is his description; and it would fit the Gauls who sacked Rome. + +III. _In none of the invasions of Britain which have taken place since +the Roman dominion, has any other type of man been introduced than one +or other of the two which existed during that dominion_. + + + +The North Germans, who effected what is commonly called the Saxon +conquest of Britain, were, most assuredly, a fair, yellow, or +red-haired, blue eyed, long-skulled people. So were the Danes and the +Norsemen who followed them; though it is very possible that the active +slave trade which went on, and the intercourse with Ireland, may have +introduced a certain admixture of the dark stock into both Denmark and +Norway. The Norman conquest brought in new ethnological elements, the +precise value of which cannot be estimated with exactness; but as to +their quality, there can be no question, inasmuch as even the wide +area from which William drew his followers could yield him nothing but +the fair and the dark types of men, already present in Britain. But +whether the Norman settlers, on the whole, strengthened the fair or +the dark element, is a problem, the elements of the solution of which +are not attainable. + +I am unable to discover any grounds for believing that a Lapp element +has ever entered into the population of these islands. So far as the +physical evidence goes, it is perfectly consistent with the hypothesis +that the only constituent stocks of that population, now, or at any +other period about which we have evidence, are the dark whites, whom +I have proposed to call "_Melanochroi_" and the fair whites, or +"_Xanthochroi._" + +IV. _The Xanthochroi and the Melanochroi of Britain are, speaking +broadly, distributed, at present, as they were in the time of Tacitus; +and their representatives on the continent of Europe have the same +general distribution as at the earliest period of which we have any +record._ + +At the present day, and notwithstanding the extensive intermixture +effected by the movements consequent on civilization and on political +changes, there is a predominance of dark men in the west, and of fair +men in the east and north, of Britain. At the present day, as from +the earliest times, the predominant constituents of the riverain +population of the North Sea and the eastern half of the British +Channel, are fair men. The fair stock continues in force through +Central Europe, until it is lost in Central Asia. Offshoots of this +stock extend into Spain, Italy, and Northern India, and by way of +Syria and North Africa, to the Canary Islands. They were known in +very early times to the Chinese, and in still earlier to the ancient +Egyptians, as frontier tribes. The Thracians were notorious for their +fair hair and blue eyes many centuries before our era. + +On the other hand, the dark stock predominates in Southern and +Western France, in Spain, along the Ligurian shore, and in Western and +Southern Italy; in Greece, Asia, Syria, and North Africa; in Arabia, +Persia, Afghanistan, and Hindostan, shading gradually, through all +stages of darkening, into the type of the modern Egyptian, or of the +wild Hill-man of the Dekkan. Nor is there any record of the existence +of a different population in all these countries. + +The extreme north of Europe, and the northern part of Western Asia, +are at present occupied by a Mongoloid stock, and, in the absence of +evidence to the contrary, may be assumed to have been so peopled from +a very remote epoch. But, as I have said, I can find no evidence that +this stock ever took part in peopling Britain. Of the three great +stocks of mankind which extend from the western coast of the +great Eurasiatic continent to its southern and eastern shores, the +Mongoloids occupy a vast triangle, the base of which is the whole of +Eastern Asia, while its apex lies in Lapland. The Melanochroi, on the +other hand, may be represented as a broad band stretching from Ireland +to Hindostan; while the Xanthochroic area lies between the two, thins +out, so to speak, at either end, and mingles, at its margins, with +both its neighbours. + +Such is a brief and summary statement of what I believe to be the +chief facts relating to the physical ethnology of the people of +Britain. The conclusions which I draw from these and other facts are +(1) That the Melanochroi and the Xanthochroi are two separate races in +the biological sense of the word race; (2) That they have had the same +general distribution as at present from the earliest times of which +any record exists on the continent of Europe; (3) That the population +of the British Islands is derived from them, and from them only. + +The people of Europe, however, owe their national names, not to +their physical characteristics, but to their languages, or to their +political relations; which, it is plain, need not have the slightest +relation to these characteristics. + +Thus, it is quite certain that, in Caesar's time, Gaul was divided +politically into three nationalities--the Belgae, the Celtae, and +the Aquitani; and that the last were very widely different, both in +language and in physical characteristics, from the two former. The +Belgae and the Celtae, on the other hand, differed comparatively +little either in physique or in language. On the former point there is +the distinct testimony of Strabo; as to the latter, St. Jerome states +that the "Galatians had almost the same language as the Treviri." Now, +the Galatians were emigrant Volcae Tectosages, and therefore Celtae; +while the Treviri were Belgae. + +At the present day, the physical characters of the people of +Belgic Gaul remain distinct from those of the people of Aquitaine, +notwithstanding the immense changes which have taken place since +Caesar's time; but Belgae, Celtae, and Aquitani (all but a mere +fraction of the last two, represented by the Basques and the Britons) +are fused into one nationality, "le peuple Français." But they have +adopted the language of one set of invaders, and the name of another; +their original names and languages having almost disappeared. +Suppose that the French language remained as the sole evidence of +the existence of the population of Gaul, would the keenest philologer +arrive at any other conclusion than that this population was +essentially and fundamentally a "Latin" race, which had had some +communication with Celts and Teutons? Would he so much as suspect the +former existence of the Aquitani? + +Community of language testifies to close contact between the people +who speak the language, but to nothing else; philology has absolutely +nothing to do with ethnology, except so far as it suggests the +existence or the absence of such contact. The contrary assumption, +that language is a test of race, has introduced the utmost confusion +into ethnological speculation, and has nowhere worked greater +scientific and practical mischief than in the ethnology of the British +Islands. + +What is known, for certain, about the languages spoken in these +islands and their affinities may, I believe, be summed up as +follows:-- + +I. _At the time of the Roman conquest, one language, the Celtic, under +two principal dialectical divisions, the Cymric and the Gaelic, was +spoken throughout the British Islands. Cymric was spoken in Britain, +Gaelic in Ireland._ + +If a language allied to Basque had in earlier times been spoken in +the British Islands, there is no evidence that any Euskarian-speaking +people remained at the time of the Roman conquest. The dark and the +fair population of Britain alike spoke Celtic tongues, and therefore +the name "Celt" is as applicable to the one as to the other. + +What was spoken in Ireland can only be surmised by reasoning from the +knowledge of later times; but there seems to be no doubt that it was +Gaelic; and that the Gaelic dialect was introduced into the Western +Highlands by Irish invaders. + +II. _The Belgae and the Celtae, with the offshoots of the latter in +Asia Minor, spoke dialects of the Cymric division of Celtic_. + +The evidence of this proposition lies in the statement of St. Jerome +before cited; in the similarity of the names of places in Belgic Gaul +and in Britain; and in the direct comparison of sundry ancient Gaulish +and Belgic words which have been preserved, with the existing Cymric +dialects, for which I must refer to the learned work of Brandes. + +Formerly, as at the present day, the Cymric dialects of Celtic were +spoken by both the fair and the dark stocks. + +III. _There is no record of Gaelic being spoken anywhere save in +Ireland, Scotland, and the Isle of Man_. + +This appears to be the final result of the long discussions which have +taken place on this much-debated question. As is the case with the +Cymric dialects, Gaelic is now spoken by both dark and fair stocks. + +IV. _When the Teutonic languages first became known, they were spoken +only Xanthochroi, that is to say, by the Germans, the Scandinavians, +and Goths. And they were imported by Xanthochroi into Gaul and into +Britain._ + +In Gaul the imported Teutonic dialect has been completely overpowered +by the more or less modified Latin, which it found already in +possession; and what Teutonic blood there may be in modern Frenchmen +is not adequately represented in their language. In Britain, on the +contrary, the Teutonic dialects have overpowered the pre-existing +forms of speech, and the people are vastly less "Teutonic" than +their language. Whatever may have been the extent to which the +Celtic-speaking population of the eastern half of Britain was trodden +out and supplanted by the Teutonic-speaking Saxons and Danes, it is +quite certain that no considerable displacement of the Celtic-speaking +people occurred in Cornwall, Wales, or the Highlands of Scotland; and +that nothing approaching to the extinction of that people took place +in Devonshire, Somerset, or the western moiety of Britain generally. +Nevertheless, the fundamentally Teutonic English language is now +spoken throughout Britain, except by an insignificant fraction of the +population in Wales and the Western Highlands. But it is obvious +that this fact affords not the slightest justification for the common +practice of speaking of the present inhabitants of Britain as an +"Anglo-Saxon" people. It is, in fact, just as absurd as the habit of +talking of the French people as a "Latin" race, because they speak a +language which is, in the main, derived from Latin. And the absurdity +becomes the more patent when those who have no hesitation in calling +a Devonshire man, or a Cornish man, an "Anglo-Saxon," would think it +ridiculous to call a Tipperary man by the same title, though he and +his forefathers may have spoken English for as long a time as the +Cornish man. + +Ireland, at the earliest period of which we have any knowledge, +contained like Britain, a dark and a fair stock, which, there is every +reason to believe, were identical with the dark and the fair stocks +of Britain. When the Irish first became known they spoke a Gaelic +dialect, and though, for many centuries, Scandinavians made continual +incursions upon, and settlements among them, the Teutonic languages +made no more way among the Irish than they did among the French. How +much Scandinavian blood was introduced there is no evidence to show. +But after the conquest of Ireland by Henry II., the English people, +consisting in part of the descendants of Cymric speakers, and in part +of the descendants of Teutonic speakers, made good their footing in +the eastern half of the island, as the Saxons and Danes made good +theirs in England; and did their best to complete the parallel by +attempting the extirpation of the Gaelic-speaking Irish. And they +succeeded to a considerable extent; a large part of Eastern Ireland is +now peopled by men who are substantially English by descent, and the +English language has spread over the land far beyond the limits of +English blood. + +Ethnologically, the Irish people were originally, like the people of +Britain, a mixture of Melanochroi and Xanthochroi. They resembled the +Britons in speaking a Celtic tongue; but it was a Gaelic and not a +Cymric form of the Celtic language. Ireland was untouched by the Roman +conquest, nor do the Saxons seem to have had any influence upon +her destinies, but the Danes and Norsemen poured in a contingent of +Teutonism, which has been largely supplemented by English and Scotch +efforts. + +What, then, is the value of the ethnological difference between the +Englishman of the western half of England and the Irishman of the +eastern half of Ireland? For what reason does the one deserve the +name of a "Celt," and not the other? And further, if we turn to +the inhabitants of the western half of Ireland, why should the term +"Celts" be applied to them more than to the inhabitants of Cornwall? +And if the name is applicable to the one as justly as to the other, +why should not intelligence, perseverance, thrift, industry, sobriety, +respect for law, be admitted to be Celtic virtues? And why should we +not seek for the cause of their absence in something else than the +idle pretext of "Celtic blood?" + +I have been unable to meet with any answers to these questions. + +V. _The Celtic and the Teutonic dialects are members of the same +great Aryan family of languages; but there is evidence to show that a +non-Aryan language was at one time spoken over a large extent of the +area occupied by Melanochroi in Europe_. + +The non-Aryan language here referred to is the Euskarian, now spoken +only by the Basques, but which seems in earlier times to have been +the language of the Aquitanians and Spaniards, and may possibly have +extended much further to the East. Whether it has any connection with +the Ligurian and Oscan dialects are questions upon which, of course, +I do not presume to offer any opinion. But it is important to remark +that it is a language the area of which has gradually diminished +without any corresponding extirpation of the people who primitively +spoke it; so that the people of Spain and of Aquitaine at the present +day must be largely "Euskarian" by descent in just the same sense as +the Cornish men are "Celtic" by descent. + +Such seem to me to be the main facts respecting the ethnology of the +British islands and of Western Europe, which may be said to be fairly +established. The hypothesis by which I think (with De Belloguet and +Thurnam) the facts may best be explained is this: In very remote times +Western Europe and the British islands were inhabited by the dark +stock, or the Melanochroi, alone, and these Melanochroi spoke dialects +allied to the Euskarian. The Xanthochroi, spreading over the great +Eurasiatic plains westward, and speaking Aryan dialects, gradually +invaded the territories of the Melanochroi. The Xanthochroi, who +thus came into contact with the Western Melanochroi, spoke a Celtic +language; and that Celtic language, whether Cymric or Gaelic, spread +over the Melanochroi far beyond the limits of intermixture of blood, +supplanting Euskarian, just as English and French, have supplanted +Celtic. Even as early as Caesar's time, I suppose that the Euskarian +was everywhere, except in Spain and in Aquitaine, replaced by Celtic, +and thus the Celtic speakers were no longer of one ethnological stock, +but of two. Both in Western Europe and in England a third wave of +language--in the one case Latin, in the other Teutonic--has spread +over the same area. In Western Europe, it has left a fragment of the +primary Euskarian in one corner of the country, and a fragment of the +secondary Celtic in another. In the British islands, only outlying +pools of the secondary linguistic wave remain in Wales, the Highlands, +Ireland, and the Isle of Man. If this hypothesis is a sound one, it +follows that the name of Celtic is not properly applicable to the +Melanochroic or dark stock of Europe. They are merely, so to speak, +secondary Celts. The primary and aboriginal Celtic-speaking people are +Xanthochroi--the typical Gauls of the ancient writers, and the close +allies by blood, customs, and language, of the Germans. + + + + +IX. + +PALAEONTOLOGY AND THE DOCTRINE OF EVOLUTION. + +(THE ANNIVERSARY ADDRESS TO THE GEOLOGICAL SOCIETY, FOR 1870.) + + +It is now eight years since, in the absence of the late Mr. Leonard +Homer, who then presided over us, it fell to my lot, as one of the +Secretaries of this Society, to draw up the customary Annual Address. +I availed myself of the opportunity to endeavour to "take stock" +of that portion of the science of biology which is commonly called +"palaeontology," as it then existed; and, discussing one after another +the doctrines held by palaeontologists, I put before you the results +of my attempts to sift the well-established from the hypothetical or +the doubtful. Permit me briefly to recall to your minds what those +results were:-- + +1. The living population of all parts of the earth's surface which +have yet been examined has undergone a succession of changes which, +upon the whole, have been of a slow and gradual character. + +2. When the fossil remains which are the evidences of these successive +changes, as they have occurred in any two more or less distant parts +of the surface of the earth, are compared, they exhibit a certain +broad and general parallelism. In other words, certain forms of life +in one locality occur in the same general order of succession as, or +are _homotaxial_ with, similar forms in the other locality. + +3. Homotaxis is not to be held identical with synchronism without +independent evidence. It is possible that similar, or even identical, +faunae and florae in two different localities may be of extremely +different ages, if the term "age" is used in its proper chronological +sense. I stated that "geographical provinces, or zones, may have been +as distinctly marked in the Palaeozoic epoch as at present; and those +seemingly sudden appearances of new genera and species, which we +ascribe to new creation, may be simple results of migration." + +4. The opinion that the oldest known fossils are the earliest forms of +life has no solid foundation. + +5. If we confine ourselves to positively ascertained facts, the total +amount of change in the forms of animal and vegetable life, since the +existence of such forms is recorded, is small. When compared with the +lapse of time since the first appearance of these forms, the amount +of change is wonderfully small. Moreover, in each great group of the +animal and vegetable kingdoms, there are certain forms which I termed +PERSISTENT TYPES, which have remained, with but very little apparent +change, from their first appearance to the present time. + +6. In answer to the question "What, then, does an impartial survey of +the positively ascertained truths of palaeontology testify in relation +to the common doctrines of progressive modification, which suppose +that modification to have taken place by a necessary progress from +more to less embryonic forms, from more to less generalized types, +within, the limits of the period represented by the fossiliferous +rocks?" I reply, "It negatives these doctrines; for it either shows us +no evidence of such modification, or demonstrates such modification as +has occurred to have been very slight; and, as to the nature of +that modification, it yields no evidence whatsoever that the earlier +members of any long-continued group were more generalized in structure +than the later ones." + +I think that I cannot employ my last opportunity of addressing you, +officially, more properly--I may say more dutifully--than in +revising these old judgments with such help as further knowledge and +reflection, and an extreme desire to get at the truth, may afford me. + +1. With respect to the first proposition, I may remark that +whatever may be the case among the physical geologists, catastrophic +palaeontologists are practically extinct. It is now no part of +recognized geological doctrine that the species of one formation all +died out and were replaced by a brand-new set in the next formation. +On the contrary, it is generally, if not universally, agreed that +the succession of life has been, the result of a slow and gradual +replacement of species by species; and that all appearances of +abruptness of change are due to breaks in the series of deposits, or +other changes in physical conditions. The continuity of living forms +has been unbroken from the earliest times to the present day. + +2, 3. The use of the word "homotaxis" instead of "synchronism" has +not, so far as I know, found much favour in the eyes of geologists. +I hope, therefore, that it is a love for scientific caution, and not +mere personal affection for a bantling of my own, which leads me still +to think that the change of phrase is of importance, and that the +sooner it is made, the sooner shall we get rid of a number of pitfalls +which beset the reasoner upon the facts and theories of geology. + +One of the latest pieces of foreign intelligence which has reached +us is the information that the Austrian geologists have, at last, +succumbed to the weighty evidence which M. Barrande has accumulated, +and have admitted the doctrine of colonies. But the admission of the +doctrine of colonies implies the further admission that even identity +of organic remains is no proof of the synchronism of the deposits +which contain them. + +4. The discussions touching the _Eozoon_, which commenced in 1864, +have abundantly justified the fourth proposition. In 1862, the oldest +record of life was in the Cambrian rocks; but if the _Eozoon_ be, +as Principal Dawson and Dr. Carpenter have shown so much reason for +believing, the remains of a living being, the discovery of its true +nature carried life back to a period which, as Sir William Logan has +observed, is as remote from that during which the Cambrian rocks were +deposited, as the Cambrian epoch itself is from the tertiaries. In +other words, the ascertained duration of life upon the globe was +nearly doubled at a stroke. + +5. The significance of persistent types, and of the small amount of +change which has taken place even in those forms which can be shown to +have been modified, becomes greater and greater in my eyes, the longer +I occupy myself with the biology of the past. + +Consider how long a time has elapsed since the Miocene epoch. Yet, at +that time, there is reason to believe that every important group in +every order of the _Mammalia_ was represented. Even the comparatively +scanty Eocene fauna yields examples of the orders _Cheiroptera, +Insectivora, Rodentia_, and _Perissodactyla_; of _Artiodactyla_ +under both the Ruminant and the Porcine modifications; of _Carnivora, +Cetacea_, and _Marsupialia_. + +Or, if we go back to the older half of the Mesozoic epoch, how truly +surprising it is to find every order of the _Reptilia_, except +the _Ophidia_, represented; while some groups, such as the +_Ornithoscelida_ and the _Pterosauria_, more specialized than any +which now exist, abounded. + +There is one division of the _Amphibia_ which offers especially +important evidence upon this point, inasmuch as it bridges over the +gap between the Mesozoic and the Palaeozoic formations (often supposed +to be of such prodigious magnitude), extending, as it does, from the +bottom of the Carboniferous series to the top of the Trias, if not +into the Lias. I refer to the Labyrinthodonts. As the address of 1862 +was passing through the press, I was able to mention, in a note, the +discovery of a large Labyrinthodont, with well-ossified vertebrae, in +the Edinburgh coal-field. Since that time eight or ten distinct genera +of Labyrinthodonts have been discovered in the Carboniferous rocks +of England, Scotland, and Ireland, not to mention the American forms +described by Principal Dawson and Professor Cope. So that, at the +present time, the Labyrinthodont Fauna of the Carboniferous rocks is +more extensive and diversified than that of the Trias, while its chief +types, so far as osteology enables us to judge, are quite as highly +organized. Thus it is certain that a comparatively highly organized +vertebrate type, such as that of the Labyrinthodonts, is capable +of persisting, with no considerable change, through the period +represented by the vast deposits which constitute the Carboniferous, +the Permian, and the Triassic formations. + +The very remarkable results which have been brought to light by the +sounding and dredging operations, which have been carried on with +such remarkable success by the expeditions sent out by our own, the +American, and the Swedish Governments, under the supervision of +able naturalists, have a bearing in the same direction. These +investigations have demonstrated the existence, at great depths in the +ocean, of living animals in some cases identical with, in others very +similar to, those which are found fossilized in the white chalk. The +_Globigerinae_, Cyatholiths, Coccospheres, Discoliths in the one are +absolutely identical with those in the other; there are identical, or +closely analogous, species of Sponges, Echinoderms, and Brachiopods. +Off the coast of Portugal, there now lives a species of _Beryx_, +which, doubtless, leaves its bones and scales here and there in the +Atlantic ooze, as its predecessor left its spoils in the mud of the +sea of the Cretaceous epoch. + +Many years ago[1] I ventured to speak of the Atlantic mud as "modern +chalk," and I know of no fact inconsistent with the view which +Professor Wyville Thomson has advocated, that the modern chalk is not +only the lineal descendant of the ancient chalk, but that it remains, +so to speak, in the possession of the ancestral estate; and that from +the Cretaceous period (if not much earlier) to the present day, the +deep sea has covered a large part of what is now the area of the +Atlantic. But if _Globigerinae_, and _Terebratula caput-serpentis_ +and _Beryx_, not to mention other forms of animals and of plants, thus +bridge over the interval between the present and the Mesozoic periods, +is it possible that the majority of other living things underwent a +"sea-change into something new and strange" all at once? + +[Footnote 1: See an article in the _Saturday Review_, for 1858, on +"Chalk, Ancient and Modern."] + +6. Thus far I have endeavoured to expand and to enforce by fresh +arguments, but not to modify in any important respect, the ideas +submitted to you on a former occasion. But when I come to the +propositions touching progressive modification, it appears to me, with +the help of the new light which has broken from various quarters, that +there is much ground for softening the somewhat Brutus-like severity +with which, in 1862, I dealt with a doctrine, for the truth of which I +should have been glad enough to be able to find a good foundation. +So far, indeed, as the _Invertebrata_, and the lower _Vertebrata_ are +concerned, the facts and the conclusions which are to be drawn from +them appear to me to remain what they were. For anything that, as yet, +appears to the contrary, the earliest known Marsupials may have been +as highly organized as their living congeners; the Permian lizards +show no signs of inferiority to those of the present day; the +Labyrinthodonts cannot be placed below the living Salamander and +Triton; the Devonian Ganoids are closely related to _Polypterus_ and +to _Lepidosiren_. + +But when we turn to the higher _Vertebrata_, the results of recent +investigations, however we may sift and criticise them, seem to me to +leave a clear balance in favour of the doctrine of the evolution +of living forms one from another. Nevertheless, in discussing this +question, it is very necessary to discriminate carefully between the +different kinds of evidence from fossil remains which are brought +forward in favour of evolution. + +Every fossil which takes an intermediate place between forms of +life already known, may be said, so far as it is intermediate, to be +evidence in favour of evolution, inasmuch as it shows a possible road +by which evolution may have taken place. But the mere discovery of +such a form does not, in itself, prove that evolution took place by +and through it, nor does it constitute more than presumptive evidence +in favour of evolution in general. Suppose A, B, C to be three +forms, while B is intermediate in structure between A and C. Then the +doctrine of evolution offers four possible alternatives. A may have +become C by way of B; or C may have become A by way of B; or A and +C may be independent modifications of B; or A, B, and C may be +independent modifications of some unknown D. Take the case of the +Pigs, the _Anoplotheridae_, and the Ruminants. The _Anoplotheridae_ +are intermediate between the first and the last; but this does not +tell us whether the Ruminants have come from the Pigs, or the Pigs +from Ruminants, or both from _Anoplotheridae_, or whether Pigs, +Ruminants, and _Anoplotheridae_ alike may not have diverged from some +common stock. + +But if it can be shown that A, B, and C exhibit successive stages in +the degree of modification, or specialization, of the same type; and +if, further, it can be proved that they occur in successively +newer deposits. A being in the oldest and C in the newest, then the +intermediate character of B has quite another importance, and I should +accept it, without hesitation, as a link in the genealogy of C. I +should consider the burden of proof to be thrown upon anyone who +denied C to have been derived from A by way of B, or in some closely +analogous fashion; for it is always probable that one may not hit upon +the exact line of filiation, and, in dealing with fossils, may mistake +uncles and nephews for fathers and sons. + +I think it necessary to distinguish between the former and the latter +classes of intermediate forms, as _intercalary types_ and _linear +types_. When I apply the former term, I merely mean to say that as +a matter of fact, the form B, so named, is intermediate between the +others, in the sense in which the _Anoplotherium_ is intermediate +between the Pigs and the Ruminants--without either affirming, or +denying, any direct genetic relation between the three forms involved. +When I apply the latter term, on the other hand, I mean to express the +opinion that the forms A, B, and C constitute a line of descent, and +that B is thus part of the lineage of C. + +From the time when Cuvier's wonderful researches upon the extinct +Mammals of the Paris gypsum first made intercalary types known, and +caused them to be recognized as such, the number of such forms has +steadily increased among the higher _Mammalia_. Not only do we now +know numerous intercalary forms of _Ungulata_, but M. Gaudry's great +monograph upon the fossils of Pikermi (which strikes me as one of the +most perfect pieces of palaeontological work I have seen for a long +time) shows us, among the _Primates, Mesopithecus_ as an intercalary +form between the _Semnopitheci_ and the _Macaci_; and among the +_Carnivora, Hyaenictis_ and _Ictitherium_ as intercalary, or, perhaps, +linear types between the _Viverridae_ and the _Hyaenidae_. + +Hardly any order of the higher _Mammalia_ stands so apparently +separate and isolated from the rest as that of the _Cetacea_; though +a careful consideration of the structure of the pinnipede _Carnivora_, +or Seals, shows, in them, many an approximation towards the still more +completely marine mammals. The extinct _Zeuglodon_, however, presents +us with an intercalary form between the type of the Seals and that of +the Whales. The skull of this great Eocene sea-monster, in fact, shows +by the narrow and prolonged interorbital region; the extensive union +of the parietal bones in a sagittal suture; the well-developed nasal +bones; the distinct and large incisors implanted in premaxillary +bones, which take a full share in bounding the fore part of the gape; +the two-fanged molar teeth with triangular and serrated crowns, +not exceeding five on each side in each jaw; and the existence of a +deciduous dentition--its close relation with the Seals. While, on +the other hand, the produced rostral form of the snout, the +long symphysis, and the low coronary process of the mandible are +approximations to the cetacean form of those parts. + +The scapula resembles that of the cetacean _Hyperoodon_, but the +supra-spinous fossa is larger and more seal-like; as is the humerus, +which differs from that of the _Cetacea_ in presenting true articular +surfaces for the free jointing of the bones of the fore-arm. In the +apparently complete absence of hinder limbs, and in the characters of +the vertebral column, the _Zeuglodon_ lies on the cetacean side of the +boundary line; so that, upon the whole, the Zeuglodonts, transitional +as they are, are conveniently retained in the cetacean order. And the +publication, in 1864, of M. Van Beneden's memoir on the Miocene and +Pliocene _Squalodon_, furnished much better means than anatomists +previously possessed of fitting in another link of the chain which +connects the existing _Cetacea_ with _Zeuglodon_. The teeth are much +more numerous, although the molars exhibit the zeuglodont double fang; +the nasal bones are very short, and the upper surface of the rostrum +presents the groove, filled up during life by the prolongation of the +ethmoidal cartilage, which is so characteristic of the majority of the +_Cetacea_. + +It appears to me that, just as among the existing _Carnivora_, +the walruses and the eared seals are intercalary forms between the +fissipede Carnivora and the ordinary seals, so the Zeuglodonts are +intercalary between the _Carnivora_, as a whole, and the _Cetacea_. +Whether the Zeuglodonts are also linear types in their relation to +these two groups cannot be ascertained, until we have more definite +knowledge than we possess at present, respecting the relations in time +of the _Carnivora_ and _Cetacea_. + +Thus far we have been concerned with the intercalary types which +occupy the intervals between Families or Orders of the same class; but +the investigations which have been carried on by Professor Gegenbaur, +Professor Cope, and myself into the structure and relations of the +extinct reptilian forms of the _Ornithoscelida_ (or _Dinosauria_ and +_Compsognatha_) have brought to light the existence of intercalary +forms between what have hitherto been always regarded as very distinct +classes of the vertebrate sub-kingdom, namely _Reptilia_ and _Aves_. +Whatever inferences may, or may not, be drawn from the fact, it is now +an established truth that, in many of these _Ornithoscelida_, the hind +limbs and the pelvis are much more similar to those of Birds than +they are to those of Reptiles, and that these Bird-reptiles, or +Reptile-birds, were more or less completely bipedal. + +When I addressed you in 1862, I should have been bold indeed had I +suggested that palaeontology would before long show us the possibility +of a direct transition from the type of the lizard to that of the +ostrich. At the present moment we have, in the _Ornithoscelida_, the +intercalary type, which proves that transition to be something more +than a possibility; but it is very doubtful whether any of the genera +of _Ornithoscelida_ with which we are at present acquainted are the +actual linear types by which the transition from the lizard to the +bird was effected. These, very probably, are still hidden from us in +the older formations. + +Let us now endeavour to find some cases of true linear types, or forms +which are intermediate between others because they stand in a direct +genetic relation to them. It is no easy matter to find clear and +unmistakable evidence of filiation among fossil animals; for, in order +that such evidence should be quite satisfactory, it is necessary that +we should be acquainted with all the most important features of the +organization of the animals which are supposed to be thus related, and +not merely with the fragments upon which the genera and species of the +palaeontologist are so often based. M. Gaudry has arranged the species +of _Hyaenidae, Proboscidea, Rhinocerotidae_, and _Equidae_ in their +order of filiation from their earliest appearance in the Miocene epoch +to the present time, and Professor Rütimeyer has drawn up similar +schemes for the Oxen and other _Ungulata_--with what, I am disposed +to think, is a fair and probable approximation to the order of nature. +But, as no one is better aware than these two learned, acute, and +philosophical biologists, all such arrangements must be regarded as +provisional, except in those cases in which, by a fortunate accident, +large series of remains are obtainable from a thick and wide-spread +series of deposits. It is easy to accumulate probabilities--hard +to make out some particular case in such a way that it will stand +rigorous criticism. + +After much search, however, I think that such a case is to be made out +in favour of the pedigree of the Horses. + +The genus _Equus_ is represented as far back as the latter part of the +Miocene epoch; but in deposits belonging to the middle of that +epoch its place is taken by two other genera, _Hipparion_ and +_Anchitherium_[1]; and, in the lowest Miocene and upper Eocene, only +the last genus occurs. A species of _Anchitherium_ was referred by +Cuvier to the _Palaeotheria_ under the name of _P. aurelianense_. The +grinding-teeth are in fact very similar in shape and in pattern, and +in the absence of any thick layer of cement, to those of some species +of _Palaeotherium_, especially Cuvier's _Palaeotherium minus_, which +has been formed into a separate genus, _Plagiolophus_, by Pomel. But +in the fact that there are only six full-sized grinders in the lower +jaw, the first premolar being very small; that the anterior grinders +are as large as, or rather larger than, the posterior ones; that the +second premolar has an anterior prolongation; and that the posterior +molar of the lower jaw has, as Cuvier pointed out, a posterior lobe of +much smaller size and different form, the dentition of _Anchitherium_ +departs from the type of the _Palaeotherium_, and approaches that of +the Horse. + +[Footnote 1: Hermann von Meyer gave the name of _Anchitherium_ to _A. +Ezguerrae_; and in his paper on the subject he takes great pains +to distinguish the latter as the type of a new genus, from Cuvier's +_Palaeotherium d'Orléans._ But it is precisely the _Palaeotherium +d'Orléans_ which is the type of Christol's genus _Hipparitherium_; and +thus, though _Hipparitherium_ is of later date than _Anchitherium_, +it seemed to me to have a sort of equitable right to recognition +when this address was written. On the whole, however, it seems most +convenient to adopt _Anchitherium_.] + +Again, the skeleton of _Anchitherium_ is extremely equine. M. Christol +goes so far as to say that the description of the bones of the +horse, or the ass, current in veterinary works, would fit those of +_Anchitherium._ And, in a general way, this may be true enough; but +there are some most important differences, which, indeed, are justly +indicated by the same careful observer. Thus the ulna is complete +throughout, and its shaft is not a mere rudiment, fused into one bone +with the radius. There are three toes, one large in the middle and one +small on each side. The femur is quite like that of a horse, and has +the characteristic fossa above the external condyle. In the British +Museum there is a most instructive specimen of the leg-bones, showing +that the fibula was represented by the external malleolus and by a +flat tongue of bone, which extends up from it on the outer side of the +tibia, and is closely ankylosed with the latter bone.[1] The hind toes +are three, like those of the fore leg; and the middle metatarsal bone +is much less compressed from side to side than that of the horse. + +[Footnote 1: I am indebted to M. Gervais for a specimen which +indicates that the fibula was complete, at any rate, in some cases; +and for a very interesting ramus of a mandible, which shows that, as +in the _Palaeotheria_, the hindermost milk-molar of the lower jaw +was devoid of the posterior lobe which exists in the hindermost true +molar.] + +In the _Hipparion_ the teeth nearly resemble those of the Horses, +though the crowns of the grinders are not so long; like those of the +Horses, they are abundantly coated with cement. The shaft of the +ulna is reduced to a mere style ankylosed throughout nearly its whole +length with the radius, and appearing to be little more than a ridge +on the surface of the latter bone until it is carefully examined. The +front toes are still three, but the outer ones are more slender than +in _Anchitherium_, and their hoofs smaller in proportion to that of +the middle toe: they are, in fact, reduced to mere dew-claws, and do +not touch the ground. In the leg, the distal end of the fibula is so +completely united with the tibia that it appears to be a mere process +of the latter bone, as in the Horses. + +In _Equus_, finally, the crowns of the grinding-teeth become longer, +and their patterns are slightly modified; the middle of the shaft of +the ulna usually vanishes, and its proximal and distal ends ankylose +with the radius. The phalanges of the two outer toes in each foot +disappear, their metacarpal and metatarsal bones being left as the +"splints." + +The _Hipparion_ has large depressions on the face in front of the +orbits, like those for the "larmiers" of many ruminants; but traces +of these are to be seen in some of the fossil horses from the Sewalik +Hills; and, as Leidy's recent researches show, they are preserved in +_Anchitherium_. + +When we consider these facts, and the further circumstance that +the Hipparions, the remains of which have been collected in immense +numbers, were subject, as M. Gaudry and others have pointed out, to +a great range of variation, it appears to me impossible to resist the +conclusion that the types of the _Anchitherium_, of the _Hipparion_, +and of the ancient Horses constitute the lineage of the modern Horses, +the _Hipparion_ being the intermediate stage between the other two, +and answering; to B in my former illustration. + +The process by which the _Anchitherium_ has been converted into +_Equus_ is one of specialization, or of more and more complete +deviation from what might be called the average form of an ungulate +mammal. In the Horses, the reduction of some parts of the limbs, +together with the special modification of those which are left, is +carried to a greater extent than in any other hoofed mammals. The +reduction is less and the specialization is less in the _Hipparion_, +and still less in the _Anchitherium_; but yet, as compared with +other mammals, the reduction and specialization of parts in the +_Anchitherium_ remain great. + +Is it not probable then, that, just as in the Miocene epoch, we find +an ancestral equine form less modified than _Equus_, so, if we go +back to the Eocene epoch, we shall find some quadruped related to the +_Anchitherium_, as _Hipparion_ is related to _Equus_, and consequently +departing less from the average form? + +I think that this desideratum is very nearly, if not quite, supplied +by _Plagiolophus_, remains of which occur abundantly in some parts +of the Upper and Middle Eocene formations. The patterns of +the grinding-teeth of _Plagiolophus_ are similar to those of +_Anchitherium_, and their crowns are as thinly covered with cement; +but the grinders diminish in size forwards, and the last lower molar +has a large hind lobe, convex outwards and concave inwards, as in +_Palceotherium_. The ulna is complete and much larger than in any +of the _Equidae_, while it is more slender than in most of the true +_Palaeotheria_; it is fixedly united, but not ankylosed, with the +radius. There are three toes in the fore limb, the outer ones being +slender, but less attenuated than in the _Equidae_. The femur is more +like that of the _Palaeotheria_ than that of the horse, and has only +a small depression above its outer condyle in the place of the great +fossa which is so obvious in the _Equidae_. The fibula is distinct, +but very slender, and its distal end is ankylosed with the tibia. +There are three toes on the hind foot having similar proportions to +those on the fore foot. The principal metacarpal and metatarsal bones +are flatter than they are in any of the _Equidae_; and the metacarpal +bones are longer than the metatarsals, as in the _Palaeotheria_. + +In its general form, _Plagiolophus_ resembles a very small and slender +horse[1], and is totally unlike the reluctant, pig-like creature +depicted in Cuvier's restoration of his _Palaeotherium minus_ in the +"Os semens Fossils." + +[Footnote 1: Such, at least, is the conclusion suggested by the +proportions of the skeleton figured by Cuvier and De Blainville; but +perhaps something between a Horse and an Agouti would be nearest the +mark.] + +It would be hazardous to say that _Plagiolophus_ is the exact radical +form of the Equine quadrupeds; but I do not think there can be any +reasonable doubt that the latter animals have resulted from the +modification of some quadruped similar to _Plagiolophus_. + +We have thus arrived at the Middle Eocene formation, and yet +have traced back the Horses only to a three-toed stock; but these +three-toed forms, no less than the Equine quadrupeds themselves, +present rudiments of the two other toes which appertain to what I +have termed the "average" quadruped. If the expectation raised by +the splints of the Horses that, in some ancestor of the Horses, these +splints would be found to be complete digits, has been verified, +we are furnished with very strong reasons for looking for a no +less complete verification of the expectation that the three-toed. +_Plagiolophus_-like "avus" of the horse must have had a five-toed +"atavus" at some earlier period. + +No such five-toed "atavus," however, has yet made its appearance among +the few middle and older Eocene _Mammalia_ which are known. + +Another series of closely affiliated forms, though the evidence they +afford is perhaps less complete than that of the Equine series, +is presented to us by the _Dichobune_ of the Eocene epoch, the +_Cainotherium_ of the Miocene, and the _Tragulidae_, or so-called +"Musk-deer," of the present day. + +The _Tragulidae_ have no incisors in the upper jaw, and only six +grinding-teeth on each side of each jaw; while the canine is moved up +to the outer incisor, and there is a diastema, in the lower jaw. There +are four complete toes on the hind foot, but the middle metatarsals +usually become, sooner or later, ankylosed into a cannon bone. The +navicular and the cuboid unite, and the distal end of the fibula is +ankylosed with the tibia. + +In _Cainotherium_ and _Dichobune_ the upper incisors are fully +developed. There are seven grinders; the teeth form a continuous +series without a diastema. The metatarsals, the navicular and cuboid, +and the distal end of the fibula, remain free. In the _Cainotherium_, +also, the second metacarpal is developed, but is much shorter than the +third, while the fifth is absent or rudimentary. In this respect it +resembles _Anoplotherium secundarium_. This circumstance, and the +peculiar pattern of the upper molars in _Cainotherium_, lead me +to hesitate in considering it as the actual ancestor of the modern +_Tragulidae_. If _Dichobune_ has a four-toed fore foot (though I am +inclined to suspect that it resembles _Cainotherium_), it will be a +better representative of the oldest forms of the Traguline series; but +_Dichobune_ occurs in the Middle-Eocene, and is, in fact, the oldest +known artiodactyle mammal. Where, then, must we look for its five-toed +ancestor? + +If we follow down other lines of recent and tertiary _Ungulata_, the +same question presents itself. The Pigs are traceable back through +the Miocene epoch to the Upper Eocene, where they appear in the +two well-marked forms of _Hyopotamus_ and _Chaeropotamus_; but +_Hyopotamus_ appears to have had only two toes. + +Again, all the great groups of the Ruminants, the _Bovidae, +Antilopidae, Camelopardalidae_, and _Cervidae_, are represented in +the Miocene epoch, and so are the Camels. The Upper Eocene +_Anoplotherium_, which is intercalary between the Pigs and the +_Tragulidae_, has only two or, at most, three toes. Among the scanty +mammals of the Lower Eocene formation we have the perissodactyle +_Ungulata_ represented by _Coryphodon, Hyra-cotherium_, and +_Pliolophus_. Suppose for a moment, for the sake of following out +the argument, that _Pliolophus_ represents the primary stock of the +Perissodactyles, and _Dichobune_ that of the Artiodactyles (though +I am far from saying that such is the case), then we find, in the +earliest fauna of the Eocene epoch to which our investigations carry +us, the two divisions of the _Ungulata_ completely differentiated, and +no trace of any common stock of both, or of five-toed predecessors to +either. With the case of the Horses before us, justifying a belief in +the production of new animal forms by modification of old ones, I see +no escape from the necessity of seeking for these ancestors of the +_Ungulata_ beyond the limits of the Tertiary formations. + +I could as soon admit special creation, at once, as suppose that the +Perissodactyles and Artiodactyles had no five-toed ancestors. And when +we consider how large a portion of the Tertiary period elapsed before +_Anchitherium_ was converted into _Equus_, it is difficult to escape +the conclusion that a large proportion of time anterior to the +Tertiary period must have been expended in converting the common stock +of the _Ungulata_ into Perissodactyles and Artiodactyles. + +The same moral is inculcated by the study of every other order of +Tertiary monodelphous _Mammalia_. Each of these orders is represented +in the Miocene epoch: the Eocene formation, as I have already said, +contains _Cheiroptera, Insectivora, Rodentia, Ungulata, Carnivora,_ +and _Cetacea_. But the _Cheiroptera_ are extreme modifications of the +_Insectivora_, just as the _Cetacea_ are extreme modifications of +the Carnivorous type; and therefore it is to my mind incredible +that monodelphous _Insectivora_ and _Carnivora_ should not have been +abundantly developed, along with _Ungulata_, in the Mesozoic epoch. +But if this be the case, how much further back must we go to find the +common stock of the monodelphous _Mammalia_? As to the _Didelphia_, +if we may trust the evidence which seems to be afforded by their +very scanty remains, a Hypsiprymnoid form existed at the epoch of the +Trias, contemporaneously with a Carnivorous form. At the epoch of the +Trias, therefore, the _Marsupialia_ must have, already existed long +enough to have become differentiated into carnivorous and herbivorous +forms. But the _Monotremata_ are lower forms than the _Didelphia,_ +which last are intercalary between the _Ornithodelphia_ and the +_Monodelphia_. To what point of the Palaeozoic epoch, then, must we, +upon any rational estimate, relegate the origin of the _Monotremata_? + +The investigation of the occurrence of the classes and of the orders +of the _Sauropsida_ in time points in exactly the same direction. +If, as there is great reason to believe, true Birds existed in the +Triassic epoch, the ornithoscelidous forms by which Reptiles passed +into Birds must have preceded them. In fact there is, even at present, +considerable ground for suspecting the existence of _Dinosauria_ in +the Permian formations; but, in that case, lizards must be of still +earlier date. And if the very small differences which are observable +between the _Crocodilia_ of the older Mesozoic formations and those of +the present day furnish any sort of approximation towards an estimate +of the average rate of change among the _Sauropsida_, it is almost +appalling to reflect how far back in Palaeozoic times we must go, +before we can hope to arrive at that common stock from which the +_Crocodilia, Lacertilia, Ornithoscelida_, and _Plesiosauria_, which +had attained so great a development in the Triassic epoch, must have +been derived. + +The _Amphibia_ and _Pisces_ tell the same story. There is not a +single class of vertebrated animals which, when it first appears, +is represented by analogues of the lowest known members of the same +class. Therefore, if there is any truth in the doctrine of evolution, +every class must be vastly older than the first record of its +appearance upon the surface of the globe. But if considerations of +this kind compel us to place the origin of vertebrated animals at +a period sufficiently distant from the Upper Silurian, in which the +first Elasmobranchs and Ganoids occur, to allow of the evolution of +such fishes as these from a Vertebrate as simple as the _Amphioxus_, +I can only repeat that it is appalling to speculate upon the extent to +which that origin must have preceded the epoch of the first recorded +appearance of vertebrate life. + +Such is the further commentary which I have to offer upon the +statement of the chief results of palaeontology which I formerly +ventured to lay before you. + +But the growth of knowledge in the interval makes me conscious of +an omission of considerable moment in that statement, inasmuch as it +contains no reference to the bearings of palaeontology upon the theory +of the distribution of life; nor takes note of the remarkable manner +in which the facts of distribution, in present and past times, accord +with the doctrine of evolution, especially in regard to land animals. + +That connection between palaeontology and geology and the present +distribution of terrestrial animals, which so strikingly impressed +Mr. Darwin, thirty years ago, as to lead him to speak of a "law of +succession of types," and of the wonderful relationship on the same +continent between the dead and the living, has recently received much +elucidation from the researches of Gaudry, of Rütimeyer, of Leidy, +and of Alphonse Milne-Edwards, taken in connection with the +earlier labours of our lamented colleague Falconer; and it has been +instructively discussed in the thoughtful and ingenious work of Mr. +Andrew Murray "On the Geographical Distribution of Mammals."[1] + +[Footnote 1: The paper "On the Form and Distribution of the +Land-tracts during the Secondary and Tertiary Periods respectively; +and on the Effect upon Animal Life which great Changes in Geographical +Configuration have probably produced," by Mr. Searles V. Wood, jun., +which was published in the _Philosophical Magazine_, in 1862, was +unknown to me when this Address was written. It is well worthy of the +most careful study.] + +I propose to lay before you, as briefly as I can, the ideas to which a +long consideration of the subject has given rise in my own mind. + +If the doctrine of evolution is sound, one of its immediate +consequences clearly is, that the present distribution of life +upon the globe is the product of two factors, the one being the +distribution which obtained in the immediately preceding epoch, and +the other the character and the extent of the changes which have taken +place in physical geography between the one epoch and the other; or, +to put the matter in another way, the Fauna and Flora of any given +area, in any given epoch, can consist only of such forms of life as +are directly descended from those which constituted the Fauna and +Flora of the same area in the immediately preceding epoch, unless the +physical geography (under which I include climatal conditions) of +the area has been so altered as to give rise to immigration of living +forms from some other area. + +The evolutionist, therefore, is bound to grapple with the following +problem whenever it is clearly put before him:--Here are the Faunae of +the same area during successive epochs. Show good cause for believing +either that these Faunae have been derived from one another by gradual +modification, or that the Faunae have reached the area in question +by migration from some area in which they have undergone their +development. + +I propose to attempt to deal with this problem, so far as it is +exemplified by the distribution of the terrestrial _Vertebrata_, and I +shall endeavour to show you that it is capable of solution in a sense +entirely favourable to the doctrine of evolution. + +I have elsewhere[1] stated at length the reasons which lead me to +recognize four primary distributional provinces for the terrestrial +_Vertebrata_ in the present world, namely,--first, the _Novozelanian_, +or New-Zealand province; secondly, the _Australian_ province, +including Australia, Tasmania, and the Negrito Islands; thirdly, +_Austro-Columbia_, or South America _plus_ North America as far as +Mexico; and fourthly, the rest of the world, or _Arctogaea_, in which +province America north of Mexico constitutes one sub-province, Africa +south of the Sahara a second, Hindostan a third, and the remainder of +the Old World, a fourth. + +[Footnote 1: "On the Classification and Distribution of the +Alectoromorphae;" Proceedings of the Zoological Society, 1868.] + +Now the truth which Mr. Darwin perceived and promulgated as "the law +of the succession of types" is, that, in all these provinces, the +animals found in Pliocene or later deposits are closely affined to +those which now inhabit the same provinces; and that, conversely, the +forms characteristic of other provinces are absent. North and South +America, perhaps, present one or two exceptions to the last rule, but +they are readily susceptible of explanation. Thus, in Australia, the +later Tertiary mammals are marsupials (possibly with exception of the +Dog and a Rodent or two, as at present). In Austro-Columbia the later +Tertiary fauna exhibits numerous and varied forms of Platyrrhine +Apes, Rodents, Cats, Dogs, Stags, _Edentata_, and Opossums; but, as +at present, no Catarrhine Apes, no Lemurs, no _Insectivora_, Oxen, +Antelopes, Rhinoceroses, nor _Didelphia_ other than Opossums. And in +the wide-spread Arctogaeal province, the Pliocene and later mammals +belong to the same groups as those which now exist in the province. +The law of succession of types, therefore, holds good for the present +epoch as compared with its predecessor. Does it equally well apply to +the Pliocene fauna when we compare it with that of the Miocene epoch? +By great good fortune, an extensive mammalian fauna of the latter +epoch has now become known, in four very distant portions of the +Arctogaeal province which do not differ greatly in latitude. Thus +Falconer and Cautley have made known the fauna of the sub-Himalayas +and the Perim Islands; Gaudry that of Attica; many observers that of +Central Europe and France; and Leidy that of Nebraska, on the eastern +flank of the Rocky Mountains. The results are very striking. The total +Miocene fauna comprises many genera, and species of Catarrhine Apes, +of Bats, of _Insectivora_; of Arctogaeal types of _Rodentia_; of +_Proboscidea_; of equine, rhinocerotic, and tapirine quadrupeds; of +cameline, bovine, antilopine, cervine, and traguline Ruminants; of +Pigs and Hippopotamuses; of _Viverridae_ and _Hyaenidae_ among other +_Carnivora_; with _Edentata_ allied to the Arctogaeal _Orycteropus_ +and _Manis_, and not to the Austro-Columbian Edentates. The only type +present in the Miocene, but absent in the existing, fauna of Eastern +Arctogaea, is that of the _Didelphidae_, which, however, remains in +North America. + +But it is very remarkable that while the Miocene fauna of the +Arctogaeal province, as a whole, is of the same character as the +existing fauna of the same province, as a whole, the component +elements of the fauna were differently associated. In the Miocene +epoch, North America possessed Elephants, Horses, Rhinoceroses, and +a great number and variety of Ruminants and Pigs, which are absent +in the present indigenous fauna; Europe had its Apes, Elephants, +Rhinoceroses, Tapirs, Musk-deer, Giraffes, Hyaenas, great Cats, +Edentates, and Opossum-like Marsupials, which have equally vanished +from its present fauna; and in Northern India, the African types of +Hippopotamuses, Giraffes, and Elephants were mixed up with what +are now the Asiatic types of the latter, and with Camels, and +Semnopithecine and Pithecine Apes of no less distinctly Asiatic forms. + +In fact the Miocene mammalian fauna of Europe and the Himalayan +regions contains, associated together, the types which are at present +separately located in the South-African and Indian sub-provinces of +Arctogaea. Now there is every reason to believe, on other grounds, +that both Hindostan, south of the Ganges, and Africa, south of the +Sahara, were separated by a wide sea from Europe and North Asia during +the Middle and Upper Eocene epochs. Hence it becomes highly probable +that the well-known similarities, and no less remarkable differences, +between the present Faunae of India and South Africa have arisen +in some such fashion as the following. Some time during the Miocene +epoch, possibly when the Himalayan chain was elevated, the bottom of +the nummulitic sea was upheaved and converted into dry land, in the +direction of a line extending from Abyssinia to the mouth of the +Ganges. By this means, the Dekhan on the one hand, and South Africa +on the other, became connected with the Miocene dry land and with one +another. The Miocene mammals spread gradually over this intermediate +dry land; and if the condition of its eastern and western ends offered +as wide contrasts as the valleys of the Ganges and Arabia do now, many +forms which made their way into Africa must have been different from +those which reached the Dekhan, while others might pass into both +these sub-provinces. + +That there was a continuity of dry land between Europe and North +America during the Miocene epoch, appears to me to be a necessary +consequence of the fact that many genera of terrestrial mammals, such +as _Castor_, _Hystrix_, _Elephas_, _Mastodon_, _Equus_, _Hipparion_, +_Anchitherium_, _Rhinoceros_, _Cervus_, _Amphicyon_, _Hyaenarctos_, +and _Machairodus_, are common to the Miocene formations of the two +areas, and have as yet been found (except perhaps _Anchitherium_) in +no deposit of earlier age. Whether this connection took place by the +east, or by the west, or by both sides of the Old World, there is at +present no certain evidence, and the question is immaterial to the +present argument; but, as there are good grounds for the belief that +the Australian province and the Indian and South-African sub-provinces +were separated by sea from the rest of Arctogaea before the Miocene +epoch, so it has been rendered no less probable, by the investigations +of Mr. Carrick Moore and Professor Duncan, that Austro-Columbia was +separated by sea from North America during a large part of the Miocene +epoch. + +It is unfortunate that we have no knowledge of the Miocene mammalian +fauna of the Australian and Austro-Columbian provinces; but, seeing +that not a trace of a Platyrrhine Ape, of a Procyonine Carnivore, of a +characteristically South-American Rodent, of a Sloth, an Armadillo, +or an Ant-eater has yet been found in Miocene deposits of Arctogaea, I +cannot doubt that they already existed in the Miocene Austro-Columbian +province. + +Nor is it less probable that the characteristic types of Australian +Mammalia were already developed in that region in Miocene times. + +But Austro-Columbia presents difficulties from which Australia is +free; _Camelidae_ and _Tapiridae_ are now indigenous in South America +as they are in Arctogaea; and, among the Pliocene Austro-Columbian +mammals, the Austro-Columbian genera _Equus_, _Mastodon_, and +_Machairodus_ are numbered. Are these Postmiocene immigrants, or +Praemiocene natives? + +Still more perplexing are the strange and interesting forms _Toxodon_, +_Macrauchenia_, _Typotherium_, and a new Anoplotherioid mammal +(_Homalodotherium_) which Dr. Cunningham sent over to me some time ago +from Patagonia. I confess I am strongly inclined to surmise that these +last, at any rate, are remnants of the population of Austro-Columbia +before the Miocene epoch, and were not derived from Arctogaea by way +of the north and east. + +The fact that this immense fauna of Miocene Arctogaea is now fully +and richly represented only in India and in South Africa, while it +is shrunk and depauperized in North Asia, Europe, and North America, +becomes at once intelligible, if we suppose that India and South +Africa had but a scanty mammalian population before the Miocene +immigration, while the conditions were highly favourable to the new +comers. It is to be supposed that these new regions offered themselves +to the Miocene Ungulates, as South America and Australia offered +themselves to the cattle, sheep, and horses of modern colonists. But, +after these great areas were thus peopled, came the Glacial epoch, +during which the excessive cold, to say nothing of depression and +ice-covering, must have almost depopulated all the northern parts of +Arctogaea, destroying all the higher mammalian forms, except those +which, like the Elephant and Rhinoceros, could adjust their coats to +the altered conditions. Even these must have been driven away from the +greater part of the area; only those Miocene mammals which had passed +into Hindostan and into South Africa would escape decimation by such +changes in the physical geography of Arctogaea. And when the northern +hemisphere passed into its present condition, these lost tribes of the +Miocene Fauna were hemmed by the Himalayas, the Sahara, the Red Sea, +and the Arabian deserts, within their present boundaries. Now, on the +hypothesis of evolution, there is no sort of difficulty in admitting +that the differences between the Miocene forms of the mammalian +Fauna and those which exist at present are the results of gradual +modification; and, since such differences in distribution as obtain +are readily explained by the changes which have taken place in the +physical geography of the world since the Miocene epoch, it is clear +that the result of the comparison of the Miocene and present Fauna is +distinctly in favour of evolution. Indeed I may go further. I may +say that the hypothesis of evolution explains the facts of Miocene, +Pliocene, and Recent distribution, and that no other supposition even +pretends to account for them. It is, indeed, a conceivable supposition +that every species of Rhinoceros and every species of Hyaena, in the +long succession of forms between the Miocene and the present species, +was separately constructed out of dust, or out of nothing, by +supernatural power; but until I receive distinct evidence of the fact, +I refuse to run the risk of insulting any sane man by supposing that +he seriously holds such a notion. + +Let us now take a step further back in time, and inquire into the +relations between the Miocene Fauna and its predecessor of the Upper +Eocene formation. + +Here it is to be regretted that our materials for forming a judgment +are nothing to be compared in point of extent or variety with those +which are yielded by the Miocene strata. However, what we do know +of this Upper Eocene Fauna of Europe gives sufficient positive +information to enable us to draw some tolerably safe inferences. It +has yielded representatives of _Insectivora_, of _Cheiroptera_, +of _Rodentia_, of _Carnivora_, of artiodactyle and perissodactyle +_Ungulata_, and of opossum-like Marsupials. No Australian type of +Marsupial has been discovered in the Upper Eocene strata, nor any +Edentate mammal. The genera (except perhaps in the case of some of the +_Insectivora_, _Cheiroptera_, and _Rodentia_) are different from those +of the Miocene epoch, but present a remarkable general similarity to +the Miocene and recent genera. In several cases, as I have already +shown, it has now been clearly made out that the relation between +the Eocene and Miocene forms is such that the Eocene form is the less +specialized; while its Miocene ally is more so, and the specialization +reaches its maximum in the recent forms of the same type. + +So far as the Upper Eocene and the Miocene Mammalian Faunae are +comparable, their relations are such as in no way to oppose the +hypothesis that the older are the progenitors of the more recent +forms, while, in some cases, they distinctly favour that hypothesis. +The period in time and the changes in physical geography represented +by the nummulitic deposits are undoubtedly very great, while the +remains of Middle Eocene and Older Eocene Mammals are comparatively +few. The general facies of the Middle Eocene Fauna, however, is quite +that of the Upper. The Older Eocene pre-nummulitic mammalian Fauna +contains Bats, two genera of _Carnivora_, three genera of _Ungulata_ +(probably all perissodactyle), and a didelphid Marsupial; all these +forms, except perhaps the Bat and the Opossum, belong to genera +which are not known to occur out of the Lower Eocene formation. The +_Coryphodon_ appears to have been allied to the Miocene and later +Tapirs, while _Pliolophus_, in its skull and dentition, curiously +partakes of both artiodactyle and perissodactyle characters; the third +trochanter upon its femur, and its three-toed hind foot, however, +appear definitely to fix its position in the latter division. + +There is nothing, then, in what is known of the older Eocene mammals +of the Arctogaeal province to forbid the supposition that they stood +in an ancestral relation to those of the Calcaire Grossier and the +Gypsum of the Paris basin, and that our present fauna, therefore, is +directly derived from that which already existed in Arctogaea at the +commencement of the Tertiary period. But if we now cross the frontier +between the Cainozoic and the Mesozoic faunae, as they are preserved +within the Arctogaeal area, we meet with an astounding change, and +what appears to be a complete and unmistakable break in the line of +biological continuity. + +Among the twelve or fourteen species of _Mammalia_ which are said to +have been found in the Purbecks, not one is a member of the orders +_Cheiroptera_, _Rodentia_, _Ungulata_, or _Carnivora_, which are so +well represented in the Tertiaries. No _Insectivora_ are certainly +known, nor any opossum-like Marsupials. Thus there is a vast negative +difference between the Cainozoic and the Mesozoic mammalian faunae +of Europe. But there is a still more important positive difference, +inasmuch as all these Mammalia appear to be Marsupials belonging to +Australian groups, and thus appertaining to a different distributional +province from the Eocene and Miocene marsupials, which are +Austro-Columbian. So far as the imperfect materials which exist enable +a judgment to be formed, the same law appears to have held good for +all the earlier Mesozoic _Mammalia_. Of the Stonesfield slate mammals, +one, _Amphitherium_, has a definitely Australian character; one, +_Phascolotherium_, may be either Dasyurid or Didelphine; of a third, +_Stereognathus_, nothing can at present be said. The two mammals of +the Trias, also, appear to belong to Australian groups. + +Every one is aware of the many curious points of resemblance between +the marine fauna of the European Mesozoic rocks and that which now +exists in Australia. But if there was this Australian facies about +both the terrestrial and the marine faunae of Mesozoic Europe, and +if there is this unaccountable and immense break between the fauna +of Mesozoic and that of Tertiary Europe, is it not a very obvious +suggestion that, in the Mesozoic epoch, the Australian province +included Europe, and that the Arctogaeal province was contained within +other limits? The Arctogaeal province is at present enormous, while +the Australian is relatively small. Why should not these proportions +have been different during the Mesozoic epoch? + +Thus I am led to think that by far the simplest and most rational +mode of accounting for the great change which took place in the living +inhabitants of the European area at the end of the Mesozoic epoch, is +the supposition that it arose from a vast alteration of the physical +geography of the globe; whereby an area long tenanted by Cainozoic +forms was brought into such relations with the European area that +migration from the one to the other became possible, and took place on +a great scale. + +This supposition relieves us, at once, from the difficulty in which we +were left, some time ago, by the arguments which I used to demonstrate +the necessity of the existence of all the great types of the Eocene +epoch in some antecedent period. + +It is this Mesozoic continent (which may well have lain in the +neighbourhood of what are now the shores of the North Pacific Ocean) +which I suppose to have been occupied by the Mesozoic _Monodelphia_; +and it is in this region that I conceive they must have gone through +the long series of changes by which they were specialized into the +forms which we refer to different orders. I think it very probable +that what is now South America may have received the characteristic +elements of its mammalian fauna during the Mesozoic epoch; and there +can be little doubt that the general nature of the change which took +place at the end of the Mesozoic epoch in Europe was the upheaval of +the eastern and northern regions of the Mesozoic sea-bottom into a +westward extension of the Mesozoic continent, over which the mammalian +fauna, by which it was already peopled, gradually spread. This +invasion of the land was prefaced by a previous invasion of the +Cretaceous sea by modern forms of mollusca and fish. + +It is easy to imagine how an analogous change might come about in the +existing world. There is, at present, a great difference between the +fauna of the Polynesian Islands and that of the west coast of America. +The animals which are leaving their spoils in the deposits now forming +in these localities are widely different. Hence, if a gradual +shifting of the deep sea, which at present bars migration between the +easternmost of these islands and America, took place to the westward, +while the American side of the sea-bottom was gradually upheaved, +the palaeontologist of the future would find, over the Pacific area, +exactly such a change as I am supposing to have occurred in the +North-Atlantic area at the close of the Mesozoic period. An Australian +fauna would be found underlying an American fauna, and the transition +from the one to the other would be as abrupt as that between the Chalk +and lower Tertiaries; and as the drainage-area of the newly formed +extension of the American continent gave rise to rivers and lakes, the +mammals mired in their mud would differ from those of like deposits on +the Australian side, just as the Eocene mammals differ from those of +the Purbecks. + +How do similar reasonings apply to the other great change of +life--that which took place at the end of the Palaeozoic period? + +In the Triassic epoch, the distribution of the dry land and of +terrestrial vertebrate life appears to have been, generally, similar +to that which existed in the Mesozoic epoch; so that the Triassic +continents and their faunae seem to be related to the Mesozoic lands +and their faunae, just as those of the Miocene epoch are related to +those of the present day. In fact, as I have recently endeavoured +to prove to the Society, there was an Arctogaeal continent and an +Arctogaeal province of distribution in Triassic times as there is now; +and the _Sauropsida_ and _Marsupialia_ which constituted that +fauna were, I doubt not, the progenitors of the _Sauropsida_ and +_Marsupialia_ of the whole Mesozoic epoch. + +Looking at the present terrestrial fauna of Australia, it appears to +me to be very probable that it is essentially a remnant of the +fauna of the Triassic, or even of an earlier, age[1]; in which +case Australia must at that time have been in continuity with the +Arctogaeal continent. + +[Footnote 1: Since this Address was read, Mr. Krefft has sent us +news of the discovery in Australia of a fresh-water fish of strangely +Palaeozoic aspect, and apparently a Ganoid intermediate between +_Dipterus_ and _Lepidosiren_.] + +But now comes the further inquiry. Where was the highly differentiated +Sauropsidan fauna of the Trias in Palaeozoic times? The supposition +that the Dinosaurian, Crocodilian, Dicynodontian, and Plesiosaurian +types were suddenly created at the end of the Permian epoch may +be dismissed, without further consideration, as a monstrous and +unwarranted assumption. The supposition that all these types were +rapidly differentiated out of _Lacertilia_, in the time represented by +the passage from the Palaeozoic to the Mesozoic formation, appears to +me to be hardly more credible, to say nothing of the indications of +the existence of Dinosaurian forms in the Permian rocks which have +already been obtained. + +For my part, I entertain no sort of doubt that the Reptiles, Birds, +and Mammals of the Trias are the direct descendants of Reptiles, +Birds, and Mammals which existed in the latter part of the Palaeozoic +epoch, but not in any area of the present dry land which has yet been +explored by the geologist. + +This may seem a bold assumption, but it will not appear unwarrantable +to those who reflect upon the very small extent of the earth's surface +which has hitherto exhibited the remains of the great Mammalian fauna +of the Eocene times. In this respect, the Permian land Vertebrate +fauna appears to me to be related to the Triassic much as the Eocene +is to the Miocene. Terrestrial reptiles have been found in Permian +rocks only in three localities; in some spots of France, and recently +of England, and over a more extensive area in Germany. Who can suppose +that the few fossils yet found in these regions give any sufficient +representation of the Permian fauna? + +It may be said that the Carboniferous formations demonstrate the +existence of a vast extent of dry land in the present dry-land area, +and that the supposed terrestrial Palaeozoic Vertebrate Fauna ought to +have left its remains in the Coal-measures, especially as there is now +reason to believe that much of the coal was formed by the accumulation +of spores and sporangia on dry land. But if we consider the matter +more closely, I think that this apparent objection loses its force. It +is clear that, during the Carboniferous epoch, the vast area of land +which is now covered by Coal-measures must have been undergoing a +gradual depression. The dry land thus depressed must, therefore, have +existed, as such, before the Carboniferous epoch--in other words, in +Devonian times--and its terrestrial population may never have been +other than such as existed during the Devonian, or some previous +epoch, although much higher forms may have been developed elsewhere. + +Again, let me say that I am making no gratuitous assumption of +inconceivable changes. It is clear that the enormous area of Polynesia +is, on the whole, an area over which depression has taken place to +an immense extent; consequently a great continent, or assemblage of +subcontinental masses of land, must have existed at some former time, +and that at a recent period, geologically speaking, in the area of +the Pacific. But if that continent had contained Mammals, some of +them must have remained to tell the tale; and as it is well known that +these islands have no indigenous _Mammalia_, it is safe to assume that +none existed. Thus, midway between Australia and South America, each +of which possesses an abundant and diversified mammalian fauna, a mass +of land, which may have been as large as both put together, must have +existed without a mammalian inhabitant. Suppose that the shores of +this great land were fringed, as those of tropical Australia are now, +with belts of mangroves, which would extend landwards on the one +side, and be buried beneath littoral deposits on the other side, +as depression went on; and great beds of mangrove lignite might +accumulate over the sinking land. Let upheaval of the whole now take +place, in such a manner as to bring the emerging land into continuity +with the South-American or Australian continent, and, in course of +time, it would be peopled by an extension of the fauna of one of these +two regions--just as I imagine the European Permian dry land to have +been peopled. + +I see nothing whatever against the supposition that distributional +provinces of terrestrial life existed in the Devonian epoch, inasmuch +as M. Barrande has proved that they existed much earlier. I am aware +of no reason for doubting that, as regards the grades of terrestrial +life contained in them, one of these may have been related to another +as New Zealand is to Australia, or as Australia is to India, at the +present day. Analogy seems to me to be rather in favour of, than +against, the supposition that while only Ganoid fishes inhabited the +fresh waters of our Devonian land, _Amphibia_ and _Reptilia_, or even +higher forms, may have existed, though we have not yet found them. The +earliest Carboniferous _Amphibia_ now known, such as _Anthracosaurus_, +are so highly specialized that I can by no means conceive that they +have been developed out of piscine forms in the interval between the +Devonian and the Carboniferous periods, considerable as that is. And I +take refuge in one of two alternatives: either they existed in our own +area during the Devonian epoch and we have simply not yet found them; +or they formed part of the population of some other distributional +province of that day, and only entered our area by migration at the +end of the Devonian epoch. Whether _Reptilia_ and _Mammalia_ existed +along with them is to me, at present, a perfectly open question, which +is just as likely to receive an affirmative as a negative answer from +future inquirers. + +Let me now gather together the threads of my argumentation into the +form of a connected hypothetical view of the manner in which the +distribution of living and extinct animals has been brought about. + +I conceive that distinct provinces of the distribution of terrestrial +life have existed since the earliest period at which that life is +recorded, and possibly much earlier; and I suppose, with Mr. Darwin, +that the progress of modification of terrestrial forms is more rapid +in areas of elevation than in areas of depression. I take it to be +certain that Labyrinthodont _Amphibia_ existed in the distributional +province which included the dry land depressed during the +Carboniferous epoch; and I conceive that, in some other distributional +provinces of that day, which remained in the condition of stationary +or of increasing dry land, the various types of the terrestrial +_Sauropsida_ and of the _Mammalia_ were gradually developing. + +The Permian epoch marks the commencement of a new movement of upheaval +in our area, which attained its maximum in the Triassic epoch, when +dry land existed in North America, Europe, Asia, and Africa, as it +does now. Into this great new continental area the Mammals, Birds, and +Reptiles developed during the Palaeozoic epoch spread, and formed the +great Triassic Arctogaeal province. But, at the end of the Triassic +period, the movement of depression recommenced in our area, though +it was doubtless balanced by elevation elsewhere; modification and +development, checked in the one province, went on in that "elsewhere;" +and the chief forms of Mammals, Birds, and Reptiles, as we know them, +were evolved and peopled the Mesozoic continent. I conceive Australia +to have become separated from the continent as early as the end of +the Triassic epoch, or not much later. The Mesozoic continent must, I +conceive, have lain to the east, about the shores of the North Pacific +and Indian Oceans; and I am inclined to believe that it continued +along the eastern side of the Pacific area to what is now the province +of Austro-Columbia, the characteristic fauna of which is probably a +remnant of the population of the latter part of this period. + +Towards the latter part of the Mesozoic period the movement of +upheaval around the shores of the Atlantic once more recommenced, +and was very probably accompanied by a depression around those of the +Pacific. The Vertebrate fauna elaborated in the Mesozoic continent +moved westward and took possession of the new lands, which gradually +increased in extent up to, and in some directions after, the Miocene +epoch. + +It is in favour of this hypothesis, I think, that it is consistent +with the persistence of a general uniformity in the positions of the +great masses of land and water. From the Devonian period, or earlier, +to the present day, the four great oceans, Atlantic, Pacific, Arctic, +and Antarctic, may have occupied their present positions, and only +their coasts and channels of communication have undergone an incessant +alteration. And, finally, the hypothesis I have put before you +requires no supposition that the rate of change in organic life has +been either greater or less in ancient times than it is now; nor +any assumption, either physical or biological, which has not its +justification in analogous phenomena of existing nature. + +I have now only to discharge the last duty of my office, which is +to thank you, not only for the patient attention with which you have +listened to me so long to-day, but also for the uniform kindness with +which, for the past two years, you have rendered my endeavours +to perform the important, and often laborious, functions of your +President a pleasure instead of a burden. + + + + +X. + +MR. DARWIN'S CRITICS.[1] + + +The gradual lapse of time has now separated us by more than a decade +from the date of the publication of the "Origin of Species"--and +whatever may be thought or said about Mr. Darwin's doctrines, or the +manner in which he has propounded them, this much is certain, that, +in a dozen years, the "Origin of Species" has worked as complete +a revolution in biological science as the "Principia" did in +astronomy--and it has done so, because, in the words of Helmholtz, it +contains "an essentially new creative thought."[2] + +[Footnote 1: 1. "Contributions to the Theory of Natural Selection." +By A.R. Wallace. 1870.--2. "The Genesis of Species." By St. George +Mivart, F.R.S. Second Edition. 1871.--3. "Darwin's Descent of Man." +_Quarterly Review_, July 1871.] + +[Footnote 2: Helmholtz: "Ueber das Ziel und die Fortschritte der +Naturwissenschaft." Eröffnungsrede für die Naturforscherversammlung zu +Innsbruck. 1869.] + +And as time has slipped by, a happy change has come over Mr. Darwin's +critics. The mixture of ignorance and insolence which, at first, +characterized a large proportion of the attacks with which he +was assailed, is no longer the sad distinction of anti-Darwinian +criticism. Instead of abusive nonsense, which merely discredited its +writers, we read essays, which are, at worst, more or less intelligent +and appreciative; while, sometimes, like that which appeared in the +_North British Review_ for 1867, they have a real and permanent value. + +The several publications of Mr. Wallace and Mr. Mivart contain +discussions of some of Mr. Darwin's views, which are worthy of +particular attention, not only on account of the acknowledged +scientific competence of these writers, but because they exhibit an +attention to those philosophical questions which underlie all physical +science, which is as rare as it is needful. And the same may be said +of an article in the _Quarterly Review_ for July 1871, the comparison +of which with an article in the same Review for July 1860, is perhaps +the best evidence which can be brought forward of the change which has +taken place in public opinion on "Darwinism." + +The Quarterly Reviewer admits "the certainty of the action of natural +selection" (p. 49); and further allows that there is an _à priori_ +probability in favour of the evolution of man from some lower animal +form, if these lower animal forms themselves have arisen by evolution. + +Mr. Wallace and Mr. Mivart go much further than this. They are as +stout believers in evolution as Mr. Darwin himself; but Mr. Wallace +denies that man can have been evolved from a lower animal by that +process of natural selection which he, with Mr. Darwin, holds to have +been sufficient for the evolution of all animals below man; while +Mr. Mivart, admitting that natural selection has been one of the +conditions of the evolution of the animals below man, maintains that +natural selection must, even in their case, have been supplemented by +"some other cause"--of the nature of which, unfortunately, he does +not give us any idea. Thus Mr. Mivart is less of a Darwinian than Mr. +Wallace, for he has less faith in the power of natural selection. But +he is more of an evolutionist than Mr. Wallace, because Mr. Wallace +thinks it necessary to call in an intelligent agent--a sort of +supernatural Sir John Sebright--to produce even the animal frame of +man; while Mr. Mivart requires no Divine assistance till he comes to +man's soul. + +Thus there is a considerable divergence between Mr. Wallace and Mr. +Mivart. On the other hand, there are some curious similarities between +Mr. Mivart and the Quarterly Reviewer, and these are sometimes so +close, that, if Mr. Mivart thought it worth while, I think he +might make out a good case of plagiarism against the Reviewer, who +studiously abstains from quoting him. + +Both the Reviewer and Mr. Mivart reproach Mr. Darwin with being, "like +so many other physicists," entangled in a radically false metaphysical +system, and with setting at nought the first principles of both +philosophy and religion. Both enlarge upon the necessity of a sound +philosophical basis, and both, I venture to add, make a conspicuous +exhibition of its absence. The Quarterly Reviewer believes that man +"differs more from an elephant or a gorilla than do these from the +dust of the earth on which they tread," and Mr. Mivart has expressed +the opinion that there is more difference between man and an ape than +there is between an ape and a piece of granite.[1] + +[Footnote 1: See the _Tablet_ for March 11, 1871.] + +And even when Mr. Mivart (p. 86) trips in a matter of anatomy, and +creates a difficulty for Mr. Darwin out of a supposed close similarity +between the eyes of fishes and cephalopods, which (as Gegenbaur and +others have clearly shown) does not exist, the Quarterly Reviewer +adopts the argument without hesitation (p. 66). + +There is another important point, however, in which it is hard to say +whether Mr. Mivart diverges from the Quarterly Reviewer or not. + +The Reviewer declares that Mr. Darwin has, "with needless opposition, +set at nought the first principles of both philosophy and religion" +(p. 90). + +It looks, at first, as if this meant, that Mr. Darwin's views being +false, the opposition to "religion" which flows from them must be +needless. But I suspect this is not the right view of the meaning of +the passage, as Mr. Mivart, from whom the Quarterly Reviewer plainly +draws so much inspiration, tells us that "the consequences which have +been drawn from evolution, whether exclusively Darwinian or not, to +the prejudice of religion, by no means follow from it, and are in fact +illegitimate" (p. 5). + +I may assume, then, that the Quarterly Reviewer and Mr. Mivart admit +that there is no necessary opposition between "evolution, whether +exclusively Darwinian or not," and religion. But then, what do they +mean by this last much-abused term? On this point the Quarterly +Reviewer is silent. Mr. Mivart, on the contrary, is perfectly +explicit, and the whole tenor of his remarks leaves no doubt that by +"religion" he means theology; and by theology, that particular variety +of the great Proteus, which is expounded by the doctors of the Roman +Catholic Church, and held by the members of that religious community +to be the sole form of absolute truth and of saving faith. + +According to Mr. Mivart, the greatest and most orthodox authorities +upon matters of Catholic doctrine agree in distinctly asserting +"derivative creation" or evolution; "and thus their teachings +harmonize with all that modern science can possibly require" (p. 305). + +I confess that this bold assertion interested me more than anything +else in Mr. Mivart's book. What little knowledge I possessed of +Catholic doctrine, and of the influence exerted by Catholic authority +in former times, had not led me to expect that modern science was +likely to find a warm welcome within the pale of the greatest and most +consistent of theological organizations. + +And my astonishment reached its climax when I found Mr. Mivart citing +Father Suarez as his chief witness in favour of the scientific freedom +enjoyed by Catholics--the popular repute of that learned theologian +and subtle casuist not being such as to make his works a likely place +of refuge for liberality of thought. But in these days, when Judas +Iscariot and Robespierre, Henry VIII. and Catiline, have all been +shown to be men of admirable virtue, far in advance of their age, +and consequently the victims of vulgar prejudice, it was obviously +possible that Jesuit Suarez might be in like case. And, spurred by Mr. +Mivart's unhesitating declaration, I hastened to acquaint myself +with such of the works of the great Catholic divine as bore upon +the question, hoping, not merely to acquaint myself with the true +teachings of the infallible Church, and free myself of an unjust +prejudice; but, haply, to enable myself, at a pinch, to put some +Protestant bibliolater to shame, by the bright example of Catholic +freedom from the trammels of verbal inspiration. + +I regret to say that my anticipations have been cruelly disappointed. +But the extent to which my hopes have been crushed can only be fully +appreciated by citing, in the first place, those passages of Mr. +Mivart's work by which they were excited. In his introductory chapter +I find the following passages:-- + +"The prevalence of this theory [of evolution] need alarm no one, for +it is, without any doubt, perfectly consistent with the strictest and +most orthodox Christian[1] theology" (p. 5). + +[Footnote 1: It should be observed that Mr. Mivart employs the term +"Christian" as if it were the equivalent of "Catholic."] + +"Mr. Darwin and others may perhaps be excused if they have not devoted +much time to the study of Christian philosophy; but they have no right +to assume or accept without careful examination, as an unquestioned +fact, that in that philosophy there is a necessary antagonism between +the two ideas 'creation' and 'evolution,' as applied to organic forms. + +"It is notorious and patent to all who choose to seek, that many +distinguished Christian thinkers have accepted, and do accept, both +ideas, i.e. both 'creation' and 'evolution.' + +"As much as ten years ago an eminently Christian writer observed: 'The +creationist theory does not necessitate the perpetual search after +manifestations of miraculous power and perpetual "catastrophes." +Creation is not a miraculous interference with the laws of nature, but +the very institution of those laws. Law and regularity, not arbitrary +intervention, was the patristic ideal of creation. With this notion +they admitted, without difficulty, the most surprising origin of +living creatures, provided it took place by _law_. They held that +when God said, "Let the waters produce," "Let the earth produce," He +conferred forces on the elements of earth and water, which enabled +them naturally to produce the various species of organic beings. This +power, they thought, remains attached to the elements throughout all +time.' The same writer quotes St. Augustin and St. Thomas Aquinas, +to the effect that, 'in the institution of nature, we do not look for +miracles, but for the laws of nature,' And, again, St. Basil speaks +of the continued operation of natural laws in the production of all +organisms. + +"So much for the writers of early and mediaeval times. As to the +present day, the author can confidently affirm that there are many +as well versed in theology as Mr. Darwin is in his own department +of natural knowledge, who would not be disturbed by the thorough +demonstration of his theory. Nay, they would not even be in the least +painfully affected at witnessing the generation of animals of complex +organization by the skilful artificial arrangement of natural forces, +and the production, in the future, of a fish by means analogous to +those by which we now produce urea. + +"And this because they know that the possibility of such phenomena, +though by no means actually foreseen, has yet been fully provided +for in the old philosophy centuries before Darwin, or even centuries +before Bacon, and that their place in the system can be at once +assigned them without even disturbing its order or marring its +harmony. + +"Moreover, the old tradition in this respect has never been abandoned, +however much it may have been ignored or neglected by some modern +writers. In proof of this, it may be observed that perhaps no +post-mediaeval theologian has a wider reception amongst Christians +throughout the world than Suarez, who has a separate section[1] in +opposition to those who maintain the distinct creation of the various +kinds--or substantial forms--of organic life" (pp. 19-21). + +[Footnote 1: Suarez; Metaphysica. Edition Vivés. Paris, 1868, vol. i. +Disput. xv. § 2.] + +Still more distinctly does Mr. Mivart express himself, in the same +sense, in his last chapter, entitled "Theology and Evolution" (pp. +302-5). + +"It appears, then, that Christian thinkers are perfectly free to +accept the general evolution theory. But are there any theological +authorities to justify this view of the matter? + +"Now, considering how extremely recent are these biological +speculations, it might hardly be expected _à priori_ that writers of +earlier ages should have given expression to doctrines harmonizing +in any degree with such very modern views; nevertheless, this is +certainly the case, and it would be easy to give numerous examples. +It will be better, however, to cite one or two authorities of weight. +Perhaps no writer of the earlier Christian ages could be quoted whose +authority is more generally recognized than that of St. Augustin. The +same may be said of the mediaeval period for St. Thomas Aquinas: and +since the movement of Luther, Suarez may be taken as an authority, +widely venerated, and one whose orthodoxy has never been questioned. + +"It must be borne in mind that for a considerable time even after +the last of these writers no one had disputed the generally received +belief as to the small age of the world, or at least of the kinds of +animals and plants inhabiting it. It becomes, therefore, much more +striking if views formed under such a condition of opinion are found +to harmonize with modern ideas concerning 'Creation' and organic Life. + +"Now St. Augustin insists in a very remarkable manner on the merely +derivative sense in which God's creation of organic forms is to +be understood; that is, that God created them by conferring on the +material world the power to evolve them under suitable conditions." + +Mr. Mivart then cites certain passages from St. Augustin, St. Thomas +Aquinas, and Cornelius à Lapide, and finally adds:-- + + "As to Suarez, it will be enough to refer to Disp. xv. sec. + 2, No. 9, p. 508, t.i. edition Vivés, Paris; also Nos. 13--15. + Many other references to the same effect could easily be + given, but these may suffice. + + "It is then evident that ancient and most venerable + theological authorities distinctly assert _derivative_ + creation, and thus their teachings harmonize with all that + modern science can possibly require." + +It will be observed that Mr. Mivart refers solely to Suarez's +fifteenth Disputation, though he adds, "Many other references to the +same effect could easily be given." I shall look anxiously for these +references in the third edition of the "Genesis of Species." For the +present, all I can say is, that I have sought in vain, either in +the fifteenth Disputation, or elsewhere, for any passage in Suarez's +writings which, in the slightest degree, bears out Mr. Mivart's views +as to his opinions.[1] + +[Footnote 1: The edition of Suarez's "Disputationes" from which the +following citations are given, is Birckmann's, in two volumes folio, +and is dated 1630.] + +The title of this fifteenth Disputation is "De causa formali +substantiali," and the second section of that Disputation (to which +Mr. Mivart refers) is headed, "Quomodo possit forma substantialis +fieri in materia et ex materia?" + +The problem which Suarez discusses in this place may be popularly +stated thus: According to the scholastic philosophy every natural body +has two components--the one its "matter" (_materia prima_), the other +its "substantial form" (_forma substantialis_). Of these the matter +is everywhere the same, the matter of one body being indistinguishable +from the matter of any other body. That which differentiates any one +natural body from all others is its substantial form, which inheres +in the matter of that body, as the human soul inheres in the matter +of the frame of man, and is the source of all the activities and other +properties of the body. + +Thus, says Suarez, if water is heated, and the source of heat is then +removed, it cools again. The reason of this is that there is a certain +"_intimius principium_" in the water, which brings it back to the +cool condition when the external impediment to the existence of that +condition is removed. This _intimius principium_, is the "substantial +form" of the water. And the substantial form of the water is not only +the cause (_radix_) of the coolness of the water, but also of its +moisture, of its density, and of all its other properties. + +It will thus be seen that "substantial forms" play nearly the same +part in the scholastic philosophy as "forces" do in modern science; +the general tendency of modern thought being to conceive all bodies as +resolvable into material particles and forces, in virtue of which last +these particles assume those dispositions and exercise those powers +which are characteristic of each particular kind of matter. + +But the Schoolmen distinguished two kinds of substantial forms, +the one spiritual and the other material. The former division is +represented by the human soul, the _anima rationalis_; and they affirm +as a matter, not merely of reason, but of faith, that every human soul +is created out of nothing, and by this act of creation is endowed with +the power of existing for all eternity, apart from the _materia +prima_ of which the corporeal frame of man is composed. And the _anima +rationalis_, once united with the _materia prima_ of the body, +becomes its substantial form, and is the source of all the powers and +faculties of man--of all the vital and sensitive phenomena which he +exhibits--just as the substantial form of water is the source of all +its qualities. + +The "material substantial forms" are those which inform all other +natural bodies except that of man; and the object of Suarez in the +present Disputation, is to show that the axiom "_ex nihilo nihil +fit_," though not true of the substantial form of man, is true of the +substantial forms of all other bodies, the endless mutations of which +constitute the ordinary course of nature. The origin of the difficulty +which he discusses is easily comprehensible. Suppose a piece of bright +iron to be exposed to the air. The existence of the iron depends on +the presence within it of a substantial form, which is the cause of +its properties, e.g. brightness, hardness, weight. But, by degrees, +the iron becomes converted into a mass of rust, which is dull, and +soft, and light, and, in all other respects, is quite different from +the iron. As, in the scholastic view, this difference is due to the +rust being informed by a new substantial form, the grave problem +arises, how did this new substantial form come into being? Has it been +created? or has it arisen by the power of natural causation? If the +former hypothesis is correct, then the axiom, "_ex nihilo nihil fit_," +is false, even in relation to the ordinary course of nature, seeing +that such mutations of matter as imply the continual origin of new +substantial forms are occurring every moment. But the harmonization of +Aristotle with theology was as dear to the Schoolmen, as the smoothing +down the differences between Moses and science is to our Broad +Churchmen, and they were proportionably unwilling to contradict one +of Aristotle's fundamental propositions. Nor was their objection to +flying in the face of the Stagirite likely to be lessened by the fact +that such flight landed them in flat Pantheism. + +So Father Suarez fights stoutly for the second hypothesis; and I quote +the principal part of his argumentation as an exquisite specimen of +that speech which is a "darkening of counsel." + + "13. Secundo de omnibus aliis formis substantialibus (sc. + materialibus) dicendum est non fieri proprie ex nihilo, sed + ex potentia praejacentis materiae educi: ideoque in effectione + harum formarum nil fieri contra illud axioma, _Ex nihila + nihil fit_, si recte intelligatur. Haec assertio sumitur ex + Aristotele 1. Physicorum per totum et libro 7. Metaphyss. + et ex aliis authoribus, quos statim referam. Et declaratur + breviter, nam fieri ex nihilo duo dicit, unum est fieri + absolute et simpliciter, aliud est quod talis effectio fit ex + nihilo. Primum propriè dicitur de re subsistente, quia ejus + est fieri, cujus est esse: id autem proprie quod subsistit et + habet esse; nam quod alteri adjacet, potius est quo aliud est. + Ex hac ergo parte, formae substantiales materiales non fiunt + ex nihilo, quia proprie non fiunt. Atque hanc rationem reddit + Divus Thomas I parte, quaestione 45, articulo 8, et quaestione + 90, articulo 2, et ex dicendis magis explicabitur. Sumendo + ergo ipsum _fieri_ in hac proprietate et rigore, sic fieri + ex nihilo est fieri secundum se totum, id est nulla sui parte + praesupposita, ex quo fiat. Et hac ratione res naturales + dum de novo fiunt, non fiunt ex nihilo, quia fiunt ex + praesupposita materia, ex qua componuntur, et ita non fiunt, + secundum se totae, sed secundum aliquid sui. Formae autem + harum rerum, quamvis revera totam suam entitatem de novo + accipiant, quam antea non habebant, quia vero ipsae non fiunt, + ut dictum est, ideo neque ex nihilo fiunt. Attamen, quia + latiori modo sumendo verbum illud _fieri_ negari non potest: + quia forma facta sit, eo modo quo nunc est, et antea non erat, + ut etiam probat ratio dubitandi posita in principio sectionis, + ideo addendum est, sumpto _fieri_ in hac amplitudine, fieri + ex nihilo non tamen negare habitudinem materialis causea + intrinsecè componentis id quod fit, sed etiam habitudinem + causae materialis per se causantis et sustentantis formam quae + fit, seu confit. Diximus enim in superioribus materiam et esse + causam compositi et formae dependentis ab ilia: ut res ergo + dicatur ex nihilo fieri uterque modus causalitatis negari + debet; et eodem sensu accipiendum est illud axioma, ut + sit verum: _Ex nihilo nihil fit_, scilicet virtute agentis + naturalis et finiti nihil fieri, nisi ex praesupposito + subjecto per se concurrente, et ad compositum et ad formam, + si utrumque suo modo ab eodem agente fiat. Ex his ergo rectè + concluditur, formas substantiales materiales non fieri ex + nihilo, quia fiunt ex materia, quae in suo genere per se + concurrit, et influit ad esse, et fieri talium formarum; + quia, sicut esse non possunt nisi affixae materiae, a qua + sustententur in esse: ita nec fieri possunt, nisi earum + effectio et penetratio in eadem materia sustentetur. Et haec + est propria et per se differentia inter effectionem ex nihilo, + et ex aliquo, propter quam, ut infra ostendemus, prior modus + effciendi superat vim finitam naturaliam agentium, non vero + posterior. + + "14. Ex his etiam constat, proprie de his formis dici non + creari, sed educi de potentia materiae."[1] + +[Footnote 1: Suarez, _loc. cit_. Disput. xv. § ii.] + +If I may venture to interpret these hard sayings, Suarez conceives +that the evolution of substantial forms in the ordinary course of +nature, is conditioned not only by the existence of the _materia +prima_, but also by a certain "concurrence and influence" which +that _materia_ exerts; and every new substantial form being thus +conditioned, and in part, at any rate, caused, by a pre-existing +something, cannot be said to be created out of nothing. + +But as the whole tenor of the context shows, Suarez applies this +argumentation merely to the evolution of material substantial forms +in the ordinary course of nature. How the substantial forms of animals +and plants primarily originated, is a question to which, so far as +I am able to discover, he does not so much as allude in his +"Metaphysical Disputations." Nor was there any necessity that he +should do so, inasmuch as he has devoted a separate treatise of +considerable bulk to the discussion of all the problems which arise +out of the account of the Creation which is given in the Book of +Genesis. And it is a matter of wonderment to me that Mr. Mivart, who +somewhat sharply reproves "Mr. Darwin and others" for not acquainting +themselves with the true teachings of his Church, should allow +himself to be indebted to a heretic like myself for a knowledge of +the existence of that "Tractatus de opere sex Dierum," I in which +the learned Father, of whom he justly speaks, as "an authority widely +venerated, and whose orthodoxy has never been questioned," directly +opposes all those opinions, for which Mr. Mivart claims the shelter of +his authority. + +In the tenth and eleventh chapters of the first book of this treatise, +Suarez inquires in what sense the word "day," as employed in the first +chapter of Genesis, is to be taken. He discusses the views of Philo +and of Augustin on this question, and rejects them. He suggests that +the approval of their allegorizing interpretations by St. Thomas +Aquinas, merely arose out of St. Thomas's modesty, and his desire not +to seem openly to controvert St. Augustin--"voluisse Divus Thomas pro +sua modestia subterfugere vim argumenti potius quam aperte Augustinum +inconstantiae arguere." + +Finally, Suarez decides that the writer of Genesis meant that the +term "day" should be taken in its natural sense; and he winds up +the discussion with the very just and natural remark that "it is +not probable that God, in inspiring Moses to write a history of the +Creation which was to be believed by ordinary people, would have made +him use language, the true meaning of which it is hard to discover, +and still harder to believe."[1] + +[Footnote 1: "Tractatus de opere sex Dierum, seu de Universi +Creatione, quatenus sex diebus perfecta esse, in libro Genesis cap. i. +refertur, et praesertim de productioue hominis in statu innocentiae." +Ed. Birckmann, 1622.] + +And in chapter xii. 3, Suarez further observes:-- + + "Ratio enim retinendi veram significationem diei naturalis est + illa communis, quod verba Scripturae non sunt ad metaphoras + transferenda, nisi vel necessitas cogit, vel ex ipsa scriptura + constet, et maximè in historica narratione et ad instructionem + fidei pertinente: sed haec ratio non minus cogit ad + intelligendum propriè dierum numerum, quam diei qualitatem, + QUIA NON MINUS UNO MODO QUAM ALIO DESTRUITUR SINCERITAS, + IMO ET VERITAS HISTORIAE. Secundo hoc valde confirmant alia + Scripturae loca, in quibus hi sex dies tanquam veri, et inter + se distincti commemorantur, ut Exod. 20 dicitur, _Sex diebus + operabis et facies omnia opera tua, septimo autem die Sabbatum + Domini Dei tui est_. Et infra: _Sex enim diebus fecit Dominus + caelum et terram et mare et omnia quae in eis sunt_, et idem + repetitur in cap. 31. In quibus locis sermonis proprietas + colligi potest tum ex aequiparatione, nam cum dicitur: _sex + diebus operabis_, propriissimè intelligitur: tum quia non est + verisimile, potuisse populum intelligere verba illa in alio + sensu, et è contrario incredibile est, Deum in suis praeceptis + tradendis illis verbis ad populum fuisse loquutum, quibus + deciperetur, falsum sensum concipiendo, si Deus non per sex + veros dies opera sua fecisset." + +These passages leave no doubt that this great doctor of the Catholic +Church, of unchallenged authority and unspotted orthodoxy, not only +declares it to be Catholic doctrine that the work of creation took +place in the space of six natural days; but that he warmly repudiates, +as inconsistent with our knowledge of the Divine attributes, the +supposition that the language which Catholic faith requires the +believer to hold that God inspired, was used in any other sense than +that which He knew it would convey to the minds of those to whom it +was addressed. + +And I think that in this repudiation Father Suarez will have the +sympathy of every man of common uprightness, to whom it is certainly +"incredible" that the Almighty should have acted in a manner which He +would esteem dishonest and base in a man. + +But the belief that the universe was created in six natural days is +hopelessly inconsistent with the doctrine of evolution, in so far as +it applies to the stars and planetary bodies; and it can be made to +agree with a belief in the evolution of living beings only by the +supposition that the plants and animals, which are said to have been +created on the third, fifth, and six days, were merely the primordial +forms, or rudiments, out of which existing plants and animals have +been evolved; so that, on these days, plants and animals were not +created actually, but only potentially. + +The latter view is that held by Mr. Mivart, who follows St. Augustin, +and implies that he has the sanction of Suarez. But, in point of fact, +the latter great light of orthodoxy takes no small pains to give the +most explicit and direct contradiction to all such imaginations, as +the following passages prove. In the first place, as regards plants, +Suarez discusses the problem:-- + + "_Quomodo herba virens et caetera vegetabilia hoc [tertio] die + fuerint producta._[1] + + [Footnote 1: "Propter haec ergo sententia illa Augustini et + propter nimiam obscuritatem et subtilitatem ejus difficilis + creditu est: quia verisimile non est Deum inspirasse Moysi, + ut historiam de creatione mundi ad fidem totius populi adeo + necessariam per nomina dierum explicaret, quorum significatio + vix inveniri et difficillime ab aliquo credi posset." _(Loc. + cit._ Lib. I. cap. xi. 42.)] + + "Praecipua enim difficultas hîc est, quam attingit Div. Thomas + I, par. qu. 69, art. 2, an haec productio plantarum hoc die + facta intelligenda sit de productione ipsarum in proprio esse + actuali et formali (ut sic rem explicerem) vel de productione + tantum in semine et in potentia. Nam Divus Augustinus libro + quinto Genes, ad liter, cap. 4 et 5 et libro 8, cap. 3, + posteriorem partem tradit, dicens, terram in hoc die accepisse + virtutem germinandi omnia vegetabilia quasi concepto omnium + illorum semine, non tamen statim vegetabilia omnia produxisse. + Quod primo suadet verbis illis capitis secundi. _In die quo + fecit Deus coelum et terram et omne virgultum agri priusquam, + germinaret_. Quomodo enim potuerunt virgulta fieri antequam + terra germinaret nisi quia causaliter prius et quasi in + radice, seu in semine facta sunt, et postea in actu producta? + Secundo confirmari potest, quia verbum illud _germinet terra_ + optimè exponitur potestativè ut sic dicam, id est, accipiat + terra vim germinandi. Sicut in eodem capite dicitur _crescite + et multiplicamini_. Tertio potest confirmari, quia actualis + productio vegetabilium non tarn ad opus creationis, quam ad + opus propagationis pertinet, quod postea factum est. Et hanc + sententiam sequitur Eucherius lib. 1, in Gen. cap. 11, et illi + faveat Glossa, interli. Hugo. et Lyran. dum verbum _germinet_ + dicto modo exponunt. NIHILOMINUS CONTRARIA SENTENTIA TENENDA + EST: SCILICET, PRODUXISSE DEUM HOC DIE HERBAM, ARBORES, ET + ALIA VEGETABILIA ACTU IN PROPRIA SPECIE ET NATURA. Haec est + communis sententia Patrum.--Basil, homil. 5; Exaemer. Ambros. + lib. 3; Exaemer. cap. 8,11, et 16; Chrysost, homil. 5 in Gen. + Damascene, lib. 2 de Fid. cap. 10; Theodor. Cyrilli. Bedae, + Glossae ordinariae et aliorum in Gen. Et idem sentit Divus + Thomas, _supra_, solvens argumenta Augustini, quamvis propter + reverentiam ejus quasi problematicè semper procedat. Denique + idem sentiunt omnes qui in his operibus veram successionem et + temporalem distinctionem agnoscant." + +Secondly, with respect to animals, Suarez is no less decided:-- + + _De animalium ratione carentium productione quinto et sexto + die facta._[1] + + "32. Primo ergo nobis certum sit haec animantia non in virtute + tantum aut in semine, sed actu, et in seipsis, facta fuisse + his diebus in quibus facta narrantur. Quanquam Augustinus + lib. 3, Gen. ad liter, cap. 5 in sua persistens sententia + contrarium sentire videatur." + +[Footnote 1: _Loc. cit._ Lib. II. cap. vii. et viii. 1, 32, 35.] + +But Suarez proceeds to refute Augustin's opinions at great length, and +his final judgment may be gathered from the following passage:-- + + "35. Tertio dicendum est, haec animalia omnia his diebus + producta esse, IN PERFECTO STATU, IN SINGULIS INDIVIDUIS, SEU + SPECIEBUS SUIS, JUXTA UNIUSCUJUSQUE NATURAM.... ITAQUE FUERUNT + OMNIA CREATA INTEGRA ET OMNIBUS SUIS MEMBRIS PERFECTA." + +As regards the creation of animals and plants, therefore, it is clear +that Suarez, so far from "distinctly asserting derivative creation," +denies it as distinctly and positively as he can; that he is at much +pains to refute St. Augustin's opinions; that he does not hesitate to +regard the faint acquiescence of St. Thomas Aquinas in the views of +his brother saint as a kindly subterfuge on the part of Divus Thomas; +and that he affirms his own view to be that which is supported by the +authority of the Fathers of the Church. So that, when Mr. Mivart tells +us that Catholic theology is in harmony with all that modern science +can possibly require; that "to the general theory of evolution, and +to the special Darwinian form of it, no exception ... need be taken on +the ground of orthodoxy;" and that "law and regularity, not arbitrary +intervention, was the Patristic ideal of creation," we have to choose +between his dictum, as a theologian, and that of a great light of +his Church, whom he himself declares to be "widely venerated as an +authority, and whose orthodoxy has never been questioned." + +But Mr. Mivart does not hesitate to push his attempt to harmonize +science with Catholic orthodoxy to its utmost limit; and, while +assuming that the soul of man "arises from immediate and direct +creation," he supposes that his body was "formed at first (as now +in each separate individual) by derivative, or secondary creation, +through natural laws" (p. 331). + +This means, I presume, that an animal, having the corporeal form and +bodily powers of man, may have been developed out of some lower form +of life by a process of evolution; and that, after this anthropoid +animal had existed for a longer or shorter time, God made a soul by +direct creation, and put it into the manlike body, which, heretofore, +had been devoid of that _anima rationalis_, which is supposed to be +man's distinctive character. + +This hypothesis is incapable of either proof or disproof, and +therefore may be true; but if Suarez is any authority, it is not +Catholic doctrine. "Nulla est in homine forma educta de potentia +materiae,"[1] is a dictum which is absolutely inconsistent with the +doctrine of the natural evolution of any vital manifestation of the +human body. + +[Footnote 1: Disput. xv. § x. No. 27.] + +Moreover, if man existed as an animal before he was provided with a +rational soul, he must, in accordance with the elementary requirements +of the philosophy in which Mr. Mivart delights, have possessed a +distinct sensitive and vegetative soul, or souls. Hence, when the +"breath of life" was breathed into the manlike animal's nostrils, +he must have already been a living and feeling creature. But Suarez +particularly discusses this point, and not only rejects Mr. Mivart's +view, but adopts language of very theological strength regarding it. + + "Possent praeterea his adjungi argumenta theologica, ut est + illud quod sumitur ex illis verbis Genes. 2. _Formavit Deus + hominem ex limo terrae et inspiravit in faciem ejus spiraculum + vitae et factus est homo in animam viventem_: ille enim + spiritus, quam Deus spiravit, anima rationalis fuit, et PER + EADEM FACTUS EST HOMO VIVENS, ET CONSEQUENTER, ETIAM SENTIENS. + + "Aliud est ex VIII. Synodo Generali quae est + Constantinopolitana IV. can. 11, qui sic habet. _Apparet + quosdam in tantum impietatis venisse ut homines duas animas + habere dogmatizent: talis igitur impietatis inventores et + similes sapientes, cum Vetus et Novum Testamentum_ _omnesque + Ecclesiae patres unam animam rationalem hominem habere + asseverent, Sancta et universalis Synodus anathematizat_."[1] + +[Footnote 1: Disput. xv. "De causa formali substantiali," § x. No. +24.] + +Moreover, if the animal nature of man was the result of evolution, so +must that of woman have been. But the Catholic doctrine, according to +Suarez, is that woman was, in the strictest and most literal sense of +the words, made out of the rib of man. + + "Nihilominus sententia Catholica est, verba illa Scripturae + esse ad literam intelligenda. AC PROINDE VERE, AC REALITER, + TULISSE DEUM COSTAM ADAE, ET, EX ILLA, CORPUS EVAE + FORMASSE."[1] + +[Footnote 1: "Tractatus de Opere," Lib. III. "De hominis creatione," +cap. ii. No. 3.] + +Nor is there any escape in the supposition that some woman existed +before Eve, after the fashion of the Lilith of the rabbis; +since Suarez qualifies that notion, along with some other Judaic +imaginations, as simply "damnabilis."[1] + +[Footnote 1: Ibid. Lib. III. cap. iv. Nos. 8 and 9.] + +After the perusal of the "Tractatus de Opere" it is, in fact, +impossible to admit that Suarez held any opinion respecting the origin +of species, except such as is consistent with the strictest and most +literal interpretation of the words of Genesis. For Suarez, it is +Catholic doctrine, that the world was made in six natural days. On the +first of these days the _materia prima_ was made out of nothing, to +receive afterwards those "substantial forms" which moulded it into +the universe of things; on the third day, the ancestors of all living +plants suddenly came into being, full-grown, perfect, and possessed of +all the properties which now distinguish them; while, on the fifth +and sixth days, the ancestors of all existing animals were similarly +caused to exist in their complete and perfect state, by the infusion +of their appropriate material substantial forms into the matter +which had already been created. Finally on the sixth day, the _anima +rationalis_--that rational and immortal substantial form which is +peculiar to man--was created out of nothing, and "breathed into" a +mass of matter which, till then, was mere dust of the earth, and so +man arose. But the species man was represented by a solitary male +individual, until the Creator took out one of his ribs and fashioned +it into a female. + +This is the view of the "Genesis of Species," held by Suarez to be the +only one consistent with Catholic faith: it is because he holds this +view to be Catholic that he does not hesitate to declare St. Augustin +unsound, and St. Thomas Aquinas guilty of weakness, when the one +swerved from this view and the other tolerated the deviation. And, +until responsible Catholic authority--say, for example, the Archbishop +of Westminster--formally declares that Suarez was wrong, and that +Catholic priests are free to teach their flocks that the world was +_not_ made in six natural days, and that plants and animals were _not_ +created in their perfect and complete state, but have been evolved by +natural processes through long ages from certain germs in which they +were potentially contained, I, for one, shall feel bound to believe +that the doctrines of Suarez are the only ones which are sanctioned +by Infallible Authority, as represented by the Holy Father and the +Catholic Church. + +I need hardly add that they are as absolutely denied and repudiated by +Scientific Authority, as represented by Reason and Fact. The question +whether the earth and the immediate progenitors of its present living +population were made in six natural days or not, is no longer one upon +which two opinions can be held. + +The fact that it did not so come into being stands upon as sound a +basis as any fact of history whatever. It is not true that existing +plants and animals came into being within three days of the creation +of the earth out of nothing, for it is certain that innumerable +generations of other plants and animals lived upon the earth before +its present population. And when, Sunday after Sunday, men who profess +to be our instructors in righteousness read out the statement, "In +six days the Lord made heaven and earth, the sea, and all that in them +is," in innumerable churches, they are either propagating what they +may easily know, and, therefore, are bound to know, to be falsities; +or, if they use the words in some non-natural sense, they fall below +the moral standard of the much-abused Jesuit. + +Thus far the contradiction between Catholic verity and Scientific +verity is complete and absolute, quite independently of the truth or +falsehood of the doctrine of evolution. But, for those who hold the +doctrine of evolution, all the Catholic verities about the creation of +living beings must be no less false. For them, the assertion that +the progenitors of all existing plants were made on the third day, of +animals on the fifth and sixth days, in the forms they now present, is +simply false. Nor can they admit that man was made suddenly out of the +dust of the earth; while it would be an insult to ask an evolutionist +whether he credits the preposterous fable respecting the fabrication +of woman to which Suarez pins his faith. If Suarez has rightly stated +Catholic doctrine, then is evolution utter heresy. And such I believe +it to be. In addition to the truth of the doctrine of evolution, +indeed, one of its greatest merits in my eyes, is the fact that it +occupies a position of complete and irreconcilable antagonism to that +vigorous and consistent enemy of the highest intellectual, moral, and +social life of mankind--the Catholic Church. No doubt, Mr. Mivart, +like other putters of new wine into old bottles, is actuated by +motives which are worthy of respect, and even of sympathy; but his +attempt has met with the fate which the Scripture prophesies for all +such. + +Catholic theology, like all theologies which are based upon the +assumption of the truth of the account of the origin of things given +in the Book of Genesis, being utterly irreconcilable with the doctrine +of evolution, the student of science, who is satisfied that the +evidence upon which the doctrine of evolution rests, is incomparably +stronger and better than that upon which the supposed authority of +the Book of Genesis rests, will not trouble himself further with these +theologies, but will confine his attention to such arguments against +the view he holds as are based upon purely scientific data--and +by scientific data I do not merely mean the truths of physical, +mathematical, or logical science, but those of moral and metaphysical +science. For, by science, I understand all knowledge which rests upon +evidence and reasoning of a like character to that which claims our +assent to ordinary scientific propositions. And if any one is able to +make good the assertion that his theology rests upon valid evidence +and sound reasoning, then it appears to me that such theology will +take its place as a part of science. + +The present antagonism between theology and science does not arise +from any assumption by the men of science that all theology must +necessarily be excluded from science; but simply because they are +unable to allow that reason and morality have two weights and two +measures; and that the belief in a proposition, because authority +tells you it is true, or because you wish to believe it, which is a +high crime and misdemeanour when the subject matter of reasoning is +of one kind, becomes under the _alias_ of "faith" the greatest of all +virtues, when the subject matter of reasoning is of another kind. + +The Bishop of Brechin said well the other day:--"Liberality in +religion--I do not mean tender and generous allowances for the +mistakes of others--is only unfaithfulness to truth."[1] And, with +the same qualification, I venture to paraphrase the Bishop's dictum: +"Ecclesiasticism in science is only unfaithfulness to truth." + +[Footnote 1: Charge at the Diocesan Synod of Brechin. _Scotsman_, +Sept. 14, 1871.] + +Elijah's great question, "Will you serve God or Baal? Choose ye," is +uttered audibly enough in the ears of every one of us as we come to +manhood. Let every man who tries to answer it seriously, ask himself +whether he can be satisfied with the Baal of authority, and with all +the good things his worshippers are promised in this world and the +next. If he can, let him, if he be so inclined, amuse himself with +such scientific implements as authority tells him are safe and will +not cut his fingers; but let him not imagine he is, or can be, both a +true son of the Church and a loyal soldier of science. + +And, on the other hand, if the blind acceptance of authority appears +to him in its true colours, as mere private judgment _in excelsis_, +and if he have the courage to stand alone, face to face with the abyss +of the Eternal and Unknowable, let him be content, once for all, not +only to renounce the good things promised by "Infallibility," but even +to bear the bad things which it prophesies; content to follow reason +and fact in singleness and honesty of purpose, wherever they may lead, +in the sure faith that a hell of honest men will, to him, be more +endurable than a paradise full of angelic shams. + +Mr. Mivart asserts that "without a belief in a personal God, there is +no religion worthy of the name." This is a matter of opinion. But +it may be asserted, with less reason to fear contradiction, that the +worship of a personal God, who, on Mr. Mivart's hypothesis, must +have used language studiously calculated to deceive His creatures and +worshippers, is "no religion worthy of the name." "Incredibile est, +Deum illis verbis ad populum fuisse locutum quibus deciperetur," is a +verdict in which, for once, Jesuit casuistry concurs with the healthy +moral sense of all mankind. + +Having happily got quit of the theological aspect of evolution, the +supporter of that great truth who turns to the scientific objections +which are brought against it by recent criticism, finds, to his +relief, that the work before him is greatly lightened by the +spontaneous retreat of the enemy from nine-tenths of the territory +which he occupied ten years ago. Even the Quarterly Reviewer not only +abstains from venturing to deny that evolution has taken place, but he +openly admits that Mr. Darwin has forced on men's minds "a recognition +of the probability, if not more, of evolution, and of the certainty of +the action of natural selection" (p. 49). + +I do not quite see, myself, how, if the action of natural selection is +_certain_, the occurrence of evolution is only _probable_; inasmuch as +the development of a new species by natural selection is, so far as +it goes, evolution. However, it is not worth while to quarrel with +the precise terms of a sentence which shows that the high watermark of +intelligence among those most respectable of Britons, the readers of +the _Quarterly Review_, has now reached such a level that the next +tide may lift them easily and pleasantly on the once-dreaded shore of +evolution. Nor, having got there, do they seem likely to stop, until +they have reached the inmost heart of that great region, and accepted +the ape ancestry of, at any rate, the body of man. For the Reviewer +admits that Mr. Darwin can be said to have established: + + "That if the various kinds of lower animals have been evolved + one from the other by a process of natural generation or + evolution, then it becomes highly probable, _à priori_, that + man's body has been similarly evolved; but this, in such a + case, becomes equally probable from the admitted fact that he + is an animal at all" (p. 65). + +From the principles laid down in the last sentence, it would follow +that if man were constructed upon a plan as different from that of any +other animal as that of a sea-urchin is from that of a whale, it +would be "equally probable" that he had been developed from some other +animal as it is now, when we know that for every bone, muscle, tooth, +and even pattern of tooth, in man, there is a corresponding bone, +muscle, tooth, and pattern of tooth, in an ape. And this shows one +of two things--either that the Quarterly Reviewer's notions of +probability are peculiar to himself; or, that he has such an +overpowering faith in the truth of evolution, that no extent of +structural break between one animal and another is sufficient to +destroy his conviction that evolution has taken place. + +But this by the way. The importance of the admission that there is +nothing in man's physical structure to interfere with his having been +evolved from an ape, is not lessened because it is grudgingly made and +inconsistently qualified. And instead of jubilating over the extent of +the enemy's retreat, it will be more worth while to lay siege to his +last stronghold--the position that there is a distinction in kind +between the mental faculties of man and those of brutes; and that, in +consequence of this distinction in kind, no gradual progress from +the mental faculties of the one to those of the other can have taken +place. + +The Quarterly Reviewer entrenches himself within formidable-looking +psychological outworks, and there is no getting at him without +attacking them one by one. + +He begins by laying down the following proposition: "'Sensation' is +not 'thought,' and no amount of the former would constitute the most +rudimentary condition of the latter, though sensations supply the +conditions for the existence of 'thought' or 'knowledge'" (p. 67). + +This proposition is true, or not, according to the sense in which the +word "thought" is employed. Thought is not uncommonly used in a sense +co-extensive with consciousness, and, especially, with those states +of consciousness we call memory. If I recall the impression made by a +colour or an odour, and distinctly remember blueness or muskiness, I +may say with perfect propriety that I "think of" blue or musk; and, +so long as the thought lasts, it is simply a faint reproduction of the +state of consciousness to which I gave the name in question, when it +first became known to me as a sensation. + +Now, if that faint reproduction of a sensation, which we call the +memory of it, is properly termed a thought, it seems to me to be +a somewhat forced, proceeding to draw a hard and fast line of +demarcation between thoughts and sensations. If sensations are +not rudimentary thoughts, it may be said that some thoughts are +rudimentary sensations. No amount of sound constitutes an echo, but +for all that no one would pretend that an echo is something of totally +different nature from a sound. Again, nothing can be looser, or more +inaccurate, than the assertion that "sensations supply the conditions +for the existence of thought or knowledge." If this implies that +sensations supply the conditions for the existence of our memory of +sensations or of our thoughts about sensations, it is a truism which +it is hardly worth while to state so solemnly. If it implies that +sensations supply anything else, it is obviously erroneous. And if it +means, as the context would seem to show it does, that sensations are +the subject-matter of all thought or knowledge, then it is no less +contrary to fact, inasmuch as our emotions, which constitute a +large part of the subject-matter of thought or of knowledge, are not +sensations. + +More eccentric still is the Quarterly Reviewer's next piece of +psychology. + + "Altogether, we may clearly distinguish at least six kinds of + action to which the nervous system ministers:-- + + "I. That in which impressions received result in appropriate + movements without the intervention of sensation or thought, as + in the cases of injury above given.--This is the reflex action + of the nervous system. + + "II. That in which stimuli from without result in sensations + through the agency of which their due effects are wrought + out--Sensation. + + "III. That in which impressions received result in + sensations which give rise to the observation of sensible + objects.--Sensible perception. + + "IV. That in which sensations and perceptions continue to + coalesce, agglutinate, and combine in more or less complex + aggregations, according to the laws of the association of + sensible perceptions.--Association. + + "The above four groups contain only indeliberate operations, + consisting, as they do at the best, but of mere _presentative_ + sensible ideas in no way implying any reflective or + _representative_ faculty. Such actions minister to and form + _Instinct_. Besides these, we may distinguish two other kinds + of mental action, namely:-- + + "V. That in which sensations and sensible perceptions are + reflected on by thought, and recognized as our own, and + we ourselves recognized by ourselves as affected and + perceiving.--Self-consciousness. + + "VI. That in which we reflect upon our sensations or + perceptions, and ask what they are, and why they are.--Reason. + + "These two latter kinds of action are deliberate operations, + performed, as they are, by means of representative ideas + implying the use of a _reflective representative_ faculty. + Such actions distinguish the _intellect_ or rational faculty. + Now, we assert that possession in perfection of all the first + four _(presentative)_ kinds of action by no means implies + the possession of the last two _(representative)_ kinds. + All persons, we think, must admit the truth of the following + proposition:-- + + "Two faculties are distinct, not in degree but _in kind_, + if we may possess the one in perfection without that fact + implying that we possess the other also. Still more will + this be the case if the two faculties tend to increase in + an inverse ratio. Yet this is the distinction between the + _instinctive_ and the _intellectual_ parts of man's nature. + + "As to animals, we fully admit that they may possess all the + first four groups of actions--that they may have, so to speak, + mental images of sensible objects combined in all degrees of + complexity, as governed by the laws of association. We deny to + them, on the other hand, the possession of the last two + kinds of mental action. We deny them, that is, the power of + reflecting on their own existence, or of inquiring into the + nature of objects and their causes. We deny that they know + that they know or know themselves in knowing. In other words, + we deny them _reason_. The possession of the presentative + faculty, as above explained, in no way implies that of the + reflective faculty; nor does any amount of direct operation + imply the power of asking the reflective question before + mentioned, as to 'what' and 'why.'" _(Loc. cit_. pp. 67, 68.) + +Sundry points are worthy of notice in this remarkable account of the +intellectual powers. In the first place the Reviewer ignores emotion +and volition, though they are no inconsiderable "kinds of action to +which the nervous system ministers," and memory has a place in his +classification only by implication. Secondly, we are told that the +second "kind of action to which the nervous system ministers" is "that +in which stimuli from without result in sensations through the agency +of which their due effects are wrought out.--Sensation." Does this +really mean that, in the writer's opinion, "sensation" is the "agent" +by which the "due effect" of the stimulus, which gives rise to +sensation, is "wrought out"? Suppose somebody runs a pin into me. The +"due effect" of that particular stimulus will probably be threefold; +namely, a sensation of pain, a start, and an interjectional expletive. +Does the Quarterly Reviewer really think that the "sensation" is the +"agent" by which the other two phenomena are wrought out? + +But these matters are of little moment to anyone but the Reviewer +and those persons who may incautiously take their physiology, or +psychology, from him. The really interesting point is this, that when +he fully admits that animals "may possess all the first four groups +of actions," he grants all that is necessary for the purposes of +the evolutionist. For he hereby admits that in animals "impressions +received result in sensations which give rise to the observation +of sensible objects," and that they have what he calls "sensible +perception." Nor was it possible to help the admission; for we have +as much reason to ascribe to animals, as we have to attribute to our +fellow-men, the power, not only of perceiving external objects as +external, and thus practically recognizing the difference between the +self and the not-self; but that of distinguishing between like +and unlike, and between simultaneous and successive things. When a +gamekeeper goes out coursing with a greyhound in leash, and a hare +crosses the field of vision, he becomes the subject of those states +of consciousness we call visual sensation, and that is all he receives +from without. Sensation, as such, tells him nothing whatever about +the cause of these states of consciousness; but the thinking faculty +instantly goes to work upon the raw material of sensation furnished to +it through the eye, and gives rise to a train of thoughts. First comes +the thought that there is an object at a certain distance; then arises +another thought--the perception of the likeness between the states of +consciousness awakened by this object to those presented by memory, +as, on some former occasion, called up by a hare; this is succeeded +by another thought of the nature of an emotion--namely, the desire +to possess the hare; then follows a longer or shorter train of other +thoughts, which end in a volition and an act--the loosing of the +greyhound from the leash. These several thoughts are the concomitants +of a process which goes on in the nervous system of the man. Unless +the nerve-elements of the retina, of the optic nerve, of the brain, of +the spinal chord, and of the nerves of the arms went through certain +physical changes in due order and correlation, the various states +of consciousness which have been enumerated would not make their +appearance. So that in this, as in all other intellectual operations, +we have to distinguish two sets of successive changes--one in the +physical basis of consciousness, and the other in consciousness +itself; one set which may, and doubtless will, in course of time, +be followed through all their complexities by the anatomist and the +physicist, and one of which only the man himself can have immediate +knowledge. + +As it is very necessary to keep up a clear distinction between +these two processes, let the one be called _neurosis_, and the other +_psychosis_. When the gamekeeper was first trained to his work, every +step in the process of neurosis was accompanied by a corresponding +step in that of psychosis, or nearly so. He was conscious of seeing +something, conscious of making sure it was a hare, conscious of +desiring to catch it, and therefore to loose the greyhound at the +right time, conscious of the acts by which he let the dog out of the +leash. But with practice, though the various steps of the neurosis +remain--for otherwise the impression on the retina would not result +in the loosing of the dog--the great majority of the steps of the +psychosis vanish, and the loosing of the dog follows unconsciously, or +as we say, without thinking about it, upon the sight of the hare. +No one will deny that the series of acts which originally intervened +between the sensation and the letting go of the dog were, in the +strictest sense, intellectual and rational operations. Do they cease +to be so when the man ceases to be conscious of them? That depends +upon what is the essence and what the accident of those operations, +which, taken together, constitute ratiocination. + +Now ratiocination is resolvable into predication, and predication +consists in marking, in some way, the existence, the co-existence, +the succession, the likeness and unlikeness, of things or their ideas. +Whatever does this, reasons; and if a machine produces the effects of +reason, I see no more ground for denying to it the reasoning power, +because it is unconscious, than I see for refusing to Mr. Babbage's +engine the title of a calculating machine on the same grounds. + +Thus it seems to me that a gamekeeper reasons, whether he is conscious +or unconscious, whether his reasoning is carried on by neurosis alone, +or whether it involves more or less psychosis. And if this is true +of the gamekeeper, it is also true of the greyhound. The essential +resemblances in all points of structure and function, so far as they +can be studied, between the nervous system of the man and that of the +dog, leave no reasonable doubt that the processes which go on in the +one are just like those which take place in the other. In the dog, +there can be no doubt that the nervous matter which lies between +the retina and the muscles undergoes a series of changes, precisely +analogous to those which, in the man, give rise to sensation, a train +of thought, and volition. + +Whether this neurosis is accompanied by such psychosis as ours, it is +impossible to say; but those who deny that the nervous changes, which, +in the dog, correspond with those which underlie thought in a man, are +accompanied by consciousness, are equally bound to maintain that those +nervous changes in the dog, which correspond with those which underlie +sensation in a man, are also unaccompanied by consciousness. In other +words, if there is no ground for believing that a dog thinks, neither +is there any for believing that he feels. + +As is well known, Descartes boldly faced this dilemma, and +maintained that all animals were mere machines and entirely devoid of +consciousness. But he did not deny, nor can anyone deny, that in this +case they are reasoning machines, capable of performing all those +operations which are performed by the nervous system of man when he +reasons. For even supposing that in man, and in man only, psychosis is +superadded to neurosis--the neurosis which is common to both man +and animal gives their reasoning processes a fundamental unity. +But Descartes's position is open to very serious objections, if the +evidence that animals feel is insufficient to prove that they really +do so. What is the value of the evidence which leads one to believe +that one's fellow-man feels? The only evidence in this argument of +analogy, is the similarity of his structure and of his actions to +one's own. And if that is good enough to prove that one's fellow-man +feels, surely it is good enough to prove that an ape feels. For the +differences of structure and function between men and apes are utterly +insufficient to warrant the assumption, that while men have those +states of consciousness we call sensations, apes have nothing of the +kind. Moreover, we have as good evidence that apes are capable of +emotion and volition as we have that men other than ourselves are. But +if apes possess three out of the four kinds of states of consciousness +which we discover in ourselves, what possible reason is there for +denying them the fourth? If they are capable of sensation, emotion, +and volition, why are they to be denied thought (in the sense of +predication)? + +No answer has ever been given to these questions. And as the law of +continuity is as much opposed, as is the common sense of mankind, to +the notion that all animals are unconscious machines, it may safely be +assumed that no sufficient answer ever will be given to them. + +There is every reason to believe that consciousness is a function +of nervous matter, when, that nervous matter has attained a certain +degree of organization, just as we know the other "actions to which +the nervous system ministers," such as reflex action and the like, to +be. As I have ventured to state my view of the matter elsewhere, "our +thoughts are the expression of molecular changes in that matter of +life which is the source of our other vital phenomena." + +Mr. Wallace objects to this statement in the following terms:-- + + "Not having been able to find any clue in Professor Huxley's + writings to the steps by which he passes from those vital + phenomena, which consist only, in their last analysis, of + movements by particles of matter, to those other phenomena + which we term thought, sensation, or consciousness; but, + knowing that so positive an expression of opinion from him + will have great weight with many persons, I shall endeavour + to show, with as much brevity as is compatible with clearness, + that this theory is not only incapable of proof, but is also, + as it appears to me, inconsistent with accurate conceptions of + molecular physics." + +With all respect for Mr. Wallace, it appears to me that his remarks +are entirely beside the question. I really know nothing whatever, and +never hope to know anything, of the steps by which the passage from +molecular movement to states of consciousness is effected; and I +entirely agree with the sense of the passage which he quotes from +Professor Tyndall, apparently imagining that it is in opposition to +the view I hold. + +All that I have to say is, that, in my belief, consciousness and +molecular action are capable of being expressed by one another, just +as heat and mechanical action are capable of being expressed in terms +of one another. Whether we shall ever be able to express consciousness +in foot-pounds, or not, is more than I will venture to say; but +that there is evidence of the existence of some correlation between +mechanical motion and consciousness, is as plain as anything can be. +Suppose the poles of an electric battery to be connected by a platinum +wire. A certain intensity of the current gives rise in the mind of a +bystander to that state of consciousness we call a "dull red light"--a +little greater intensity to another which we call a "bright red +light;" increase the intensity, and the light becomes white; and, +finally, it dazzles, and a new state of consciousness arises, which we +term pain. Given the same wire and the same nervous apparatus, and the +amount of electric force required to give rise to these several states +of consciousness will be the same, however often the experiment +is repeated. And as the electric force, the light-waves, and the +nerve-vibrations caused by the impact of the light-waves on the +retina, are all expressions of the molecular changes which are taking +place in the elements of the battery; so consciousness is, in the same +sense, an expression of the molecular changes which take place in that +nervous matter, which is the organ of consciousness. + +And, since this, and any number of similar examples that may be +required, prove that one form of consciousness, at any rate, is, in +the strictest sense, the expression of molecular change, it really +is not worth while to pursue the inquiry, whether a fact so easily +established is consistent with any particular system of molecular +physics or not. + +Mr. Wallace, in fact, appears to me to have mixed up two very distinct +propositions: the one, the indisputable truth that consciousness is +correlated with molecular changes in the organ of consciousness; +the other, that the nature of that correlation is known, or can be +conceived, which is quite another matter. Mr. Wallace, presumably, +believes in that correlation of phenomena which we call cause and +effect as firmly as I do. But if he has ever been able to form the +faintest notion how a cause gives rise to its effect, all I can say is +that I envy him. Take the simplest case imaginable--suppose a ball in +motion to impinge upon another ball at rest. I know very well, as a +matter of fact, that the ball in motion will communicate some of its +motion to the ball at rest, and that the motion of the two balls after +collision is precisely correlated with the masses of both balls and +the amount of motion of the first. But how does this come about? In +what manner can we conceive that the _vis viva_ of the first ball +passes into the second? I confess I can no more form any conception +of what happens in this case, than I can of what takes place when the +motion of particles of my nervous matter, caused by the impact of a +similar ball, gives rise to the state of consciousness I call pain. In +ultimate analysis everything is incomprehensible, and the whole object +of science is simply to reduce the fundamental incomprehensibilities +to the smallest possible number. + +But to return to the Quarterly Reviewer. He admits that animals +have "mental images of sensible objects, combined in all degrees of +complexity, as governed by the laws of association." Presumably, by +this confused and imperfect statement the Reviewer means to admit +more than the words imply. For mental images of sensible objects, +even though "combined in all degrees of complexity," are, and can be, +nothing more than mental images of sensible objects. But judgments, +emotions, and volitions cannot by any possibility be included under +the head of "mental images of sensible objects." + +If the greyhound had no better mental endowment than the Reviewer +allows him, he might have the "mental image" of the "sensible +object"--the hare--and that might be combined with the mental images +of other sensible objects, to any degree of complexity, but he would +have no power of judging it to be at a certain distance from him; no +power of perceiving its similarity to his memory of a hare; and no +desire to get at it. Consequently he would stand stock still, and the +noble art of coursing would have no existence. On the other hand, +as that art is largely practised, it follows that greyhounds alone +possess a number of mental powers, the existence of which, in any +animal, is absolutely denied by the Quarterly Reviewer. + +Finally, what are the mental powers which he reserves as the especial +prerogative of man? They are two. First, the recognition of "ourselves +by ourselves as affected and perceiving.--Self-consciousness." + +Secondly. "The reflection upon our sensations and perceptions, and +asking what they are and why they are.--Reason." + +To the faculty defined in the last sentence, the Reviewer, without +assigning the least ground for thus departing from both common usage +and technical propriety, applies the name of reason. But if man is not +to be considered a reasoning being, unless he asks what his sensations +and perceptions are, and why they are, what is a Hottentot, or an +Australian black fellow; or what the "swinked hedger" of an ordinary +agricultural district? Nay, what becomes of an average country squire +or parson? How many of these worthy persons who, as their wont is, +read the _Quarterly Review_, would do other than stand agape, if you +asked them whether they had ever reflected what their sensations and +perceptions are, and why they are? + +So that if the Reviewer's new definition of reason be correct, the +majority of men, even among the most civilized nations, are devoid of +that supreme characteristic of manhood. And if it be as absurd as I +believe it to be, then, as reason is certainly not self-consciousness, +and as it, as certainly, is one of the "actions to which the nervous +system ministers," we must, if the Reviewer's classification is to be +adopted, seek it among those four faculties which he allows animals +to possess. And thus, for the second time, he really surrenders, while +seeming to defend, his position. + +The Quarterly Reviewer, as we have seen, lectures the evolutionists +upon their want of knowledge of philosophy altogether. Mr. Mivart +is not less pained at Mr. Darwin's ignorance of moral science. It is +grievous to him that Mr. Darwin (and _nous autres_) should not +have grasped the elementary distinction between material and formal +morality; and he lays down as an axiom, of which no tyro ought to be +ignorant, the position that "acts, unaccompanied by mental acts +of conscious will directed towards the fulfilment of duty," are +"absolutely destitute of the most incipient degree of real or formal +goodness." + +Now this may be Mr. Mivart's opinion, but it is a proposition which, +really, does not stand on the footing of an undisputed axiom. Mr. Mill +denies it in his work on Utilitarianism. The most influential writer +of a totally opposed school, Mr. Carlyle, is never weary of denying +it, and upholding the merit of that virtue which is unconscious; nay, +it is, to my understanding, extremely hard to reconcile Mr. Mivart's +dictum with that noble summary of the whole duty of man--"Thou shalt +love the Lord thy God with all thy heart, and with all thy soul, and +with all thy strength; and thou shalt love thy neighbour as thyself." +According to Mr. Mivart's definition, the man who loves God and his +neighbour, and, out of sheer love and affection for both, does all he +can to please them, is, nevertheless, destitute of a particle of real +goodness. + +And it further happens that Mr. Darwin, who is charged by Mr. Mivart +with being ignorant of the distinction between material and formal +goodness, discusses the very question at issue, in a passage which +is well worth reading (vol. i.p. 87), and also comes to a conclusion +opposed to Mr. Mivart's axiom. A proposition which has been so much +disputed and repudiated, should, under no circumstances, have been +thus confidently assumed to be true. For myself, I utterly reject +it, inasmuch as the logical consequence of the adoption of any such +principle is the denial of all moral value to sympathy and affection. +According to Mr. Mivart's axiom, the man who, seeing another +struggling in the water, leaps in at the risk of his own life to save +him, does that which is "destitute of the most incipient degree of +real goodness," unless, as he strips off his coat, he says to himself, +"Now mind, I am going to do this because it is my duty and for no +other reason;" and the most beautiful character to which humanity +can attain, that of the man who does good without thinking about it, +because he loves justice and mercy and is repelled by evil, has no +claim on our moral approbation. The denial that a man acts morally +because he does not think whether he does so or not, may be put upon +the same footing as the denial of the title of an arithmetician to the +calculating boy, because he did not know how he worked his sums. If +mankind ever generally accept and act upon Mr. Mivart's axiom, they +will simply become a set of most unendurable prigs; but they never +have accepted it, and I venture to hope that evolution has nothing so +terrible in store for the human race. + +But, if an action, the motive of which is nothing out affection or +sympathy, may be deserving of moral approbation and really good, who +that has ever had a dog of his own will deny that animals are capable +of such actions? Mr. Mivart indeed says:--"It may be safely affirmed, +however, that there is no trace in brutes of any actions simulating +morality which are not explicable by the fear of punishment, by the +hope of pleasure, or by personal affection" (p. 221). But it may +be affirmed, with equal truth, that there is no trace in men of any +actions which are not traceable to the same motives. If a man does +anything, he does it either because he fears to be punished if he +does not do it, or because he hopes to obtain pleasure by doing it, or +because he gratifies his affections[1] by doing it. + +[Footnote 1: In separating pleasure and the gratification of +affection, I simply follow Mr. Mivart without admitting the justice of +the separation.] + +Assuming the position of the absolute moralists, let it be granted +that there is a perception of right and wrong innate in every man. +This means, simply, that when certain ideas are presented to his +mind, the feeling of approbation arises; and when certain others, the +feeling of disapprobation. To do your duty is to earn the approbation +of your conscience, or moral sense; to fail in your duty is to feel +its disapprobation, as we all say. Now, is approbation a pleasure or +a pain? Surely a pleasure. And is disapprobation a pleasure or a pain? +Surely a pain. Consequently all that is really meant by the absolute +moralists is that there is, in the very nature of man, something which +enables him to be conscious of these particular pleasures and pains. +And when they talk of immutable and eternal principles of morality, +the only intelligible sense which I can put upon the words, is that +the nature of man being what it is, he always has been, and always +will be, capable of feeling these particular pleasures and pains. _A +priori_, I have nothing to say against this proposition. Admitting its +truth, I do not see how the moral faculty is on a different footing +from any of the other faculties of man. If I choose to say that it is +an immutable and eternal law of human nature that "ginger is hot +in the mouth," the assertion has as much foundation of truth as the +other, though I think it would be expressed in needlessly pompous +language. I must confess that I have never been able to understand why +there should be such a bitter quarrel between the intuitionists and +the utilitarians. The intuitionist is, after all, only a utilitarian +who believes that a particular class of pleasures and pains has an +especial importance, by reason of its foundation in the nature of man, +and its inseparable connection with his very existence as a thinking +being. And as regards the motive of personal affection: Love, as +Spinoza profoundly says, is the association of pleasure with that +which is loved.[1] Or, to put it to the common sense of mankind, +is the gratification of affection a pleasure or a pain? Surely a +pleasure. So that whether the motive which leads us to perform +an action is the love of our neighbour, or the love of God, it is +undeniable that pleasure enters into that motive. + +[Footnote 1: "Nempe, Amor nihil aliud est, quam Laetitia, concomitante +idea causae externae."--_Ethices_ III. xiii.] + +Thus much in reply to Mr. Mivart's arguments. I cannot but think +that it is to be regretted that he ekes them out by ascribing to the +doctrines of the philosophers with whom he does not agree, logical +consequences which have been over and over again proved not to flow +from them: and when reason fails him, tries the effect of an injurious +nickname. According to the views of Mr. Spencer, Mr. Mill, and Mr. +Darwin, Mr. Mivart tells us, "_virtue is a mere kind of retrieving;" +_ and, that we may not miss the point of the joke, he puts it in +italics. But what if it is? Does that make it less virtue? Suppose I +say that sculpture is a "mere way" of stone-cutting, and painting +a "mere way" of daubing canvas, and music a "mere way" of making a +noise, the statements are quite true; but they only show that I see no +other method of depreciating some of the noblest aspects of humanity, +than that of using language in an inadequate and misleading sense +about them. And the peculiar in appropriateness of this particular +nickname to the views in question, arises from the circumstance which +Mr. Mivart would doubtless have recollected, if his wish to ridicule +had not for the moment obscured his judgment--that whether the law +of evolution applies to man or not, that of hereditary transmission +certainly does. Mr. Mivart will hardly deny that a man owes a large +share of the moral tendencies which he exhibits to his ancestors; +and the man who inherits a desire to steal from a kleptomaniac, or a +tendency to benevolence from a Howard, is, so far as he illustrates +hereditary transmission, comparable to the dog who inherits the desire +to fetch a duck out of the water from his retrieving sire. So that, +evolution, or no evolution, moral qualities are comparable to a "kind +of retrieving;" though the comparison, if meant for the purposes of +casting obloquy on evolution, does not say much for the fairness of +those who make it. + +The Quarterly Reviewer and Mr. Mivart base their objections to the +evolution of the mental faculties of man from those of some lower +animal form, upon what they maintain to be a difference in kind +between the mental and moral faculties of men and brutes; and I +have endeavoured to show, by exposing the utter unsoundness of their +philosophical basis, that these objections are devoid of importance. + +The objections which Mr. Wallace brings forward to the doctrine of +the evolution of the mental faculties of man from those of brutes +by natural causes, are of a different order, and require separate +consideration. + +If I understand him rightly, he by no means doubts that both the +bodily and the mental faculties of man have been evolved from those of +some lower animal; but he is of opinion, that some agency beyond that +which has been concerned in the evolution of ordinary animals, has +been operative in the case of man. "A superior intelligence has guided +the development of man in a definite direction and for a special +purpose, just as man guides the development of many animal and +vegetable forms."[1] I understand this to mean that, just as the +rock-pigeon has been produced by natural causes, while the +evolution of the tumbler from the blue rock has required the special +intervention of the intelligence of man, so some anthropoid form may +have been evolved by variation and natural selection; but it could +never have given rise to man, unless some superior intelligence had +played the part of the pigeon-fancier. + +[Footnote 1: The limits of Natural Selection as applied to Man _(loc. +cit_. p. 359).] + +According to Mr. Wallace, "whether we compare the savage with the +higher developments of man, or with the brutes around him, we are +alike driven to the conclusion, that, in his large and well-developed +brain, he possesses an organ quite disproportioned to his +requirements" (p. 343); and he asks, "What is there in the life of the +savage but the satisfying of the cravings of appetite in the simplest +and easiest way? What thoughts, idea, or actions are there that raise +him many grades above the elephant or the ape?" (p. 342). I answer Mr. +Wallace by citing a remarkable passage which occurs in his instructive +paper on "Instinct in Man and Animals." + + "Savages make long journeys in many directions, and, their + whole faculties being directed to the subject, they gain a + wide and accurate knowledge of the topography, not only + of their own district, but of all the regions round about. + Everyone who has travelled in a new direction communicates his + knowledge to those who have travelled less, and descriptions + of routes and localities, and minute incidents of travel, form + one of the main staples of conversation around the evening + fire. Every wanderer or captive from another tribe adds to + the store of information, and, as the very existence of + individuals and of whole families and tribes depends upon + the completeness of this knowledge, all the acute perceptive + faculties of the adult savage are directed to acquiring and + perfecting it. The good hunter or warrior thus comes to know + the bearing of every hill and mountain range, the directions + and junctions of all the streams, the situation of each tract + characterized by peculiar vegetation, not only within the + area he has himself traversed, but perhaps for a hundred miles + around it. His acute observation enables him to detect the + slightest undulations of the surface, the various changes of + subsoil and alterations in the character of the vegetation + that would be quite imperceptible to a stranger. His eye is + always open to the direction in which he is going; the mossy + side of trees, the presence of certain plants under the shade + of rocks, the morning and evening flight of birds, are to + him indications of direction almost as sure as the sun in the + heavens" (pp. 207-8). + +I have seen enough of savages to be able to declare that nothing can +be more admirable than this description of what a savage has to learn. +But it is incomplete. Add to all this the knowledge which a savage +is obliged to gain of the properties of plants, of the characters and +habits of animals, and of the minute indications by which their course +is discoverable: consider that even an Australian can make excellent +baskets and nets, and neatly fitted and beautifully balanced spears; +that he learns to use these so as to be able to transfix a quartern +loaf at sixty yards; and that very often, as in the case of the +American Indians, the language of a savage exhibits complexities which +a well-trained European finds it difficult to master: consider that +every time a savage tracks his game, he employs a minuteness of +observation, and an accuracy of inductive and deductive reasoning +which, applied to other matters, would assure some reputation to a man +of science, and I think we need ask no further why he possesses such a +fair supply of brains. In complexity and difficulty, I should say that +the intellectual labour of a "good hunter or warrior" considerably +exceeds that of an ordinary Englishman. The Civil Service Examiners +are held in great terror by young Englishmen; but even their ferocity +never tempted them to require a candidate to possess such a knowledge +of a parish, as Mr. Wallace justly points out savages may possess of +an area a hundred miles, or more, in diameter. + +But suppose, for the sake of argument, that a savage has more brains +than seems proportioned to his wants, all that can be said is that +the objection to natural selection, if it be one, applies quite +as strongly to the lower animals. The brain of a porpoise is quite +wonderful for its mass, and for the development of the cerebral +convolutions. And yet since we have ceased to credit the story of +Arion, it is hard to believe that porpoises are much troubled with +intellect: and still more difficult is it to imagine that their big +brains are only a preparation for the advent of some accomplished +cetacean of the future. Surely, again, a wolf must have too much +brains, or else how is it that a dog, with only the same quantity and +form of brain, is able to develop such singular intelligence? The wolf +stands to the dog in the same relation as the savage to the man; and, +therefore, if Mr. Wallace's doctrine holds good, a higher power must +have superintended the breeding up of wolves from some inferior stock, +in order to prepare them to become dogs. + +Mr. Wallace further maintains that the origin of some of man's mental +faculties by the preservation of useful variations is not possible. +Such, for example, are "the capacity to form ideal conceptions of +space and time, of eternity and infinity; the capacity for intense +artistic feelings of pleasure in form, colour, and composition; and +for those abstract notions of form and number which render geometry +and arithmetic possible." "How," he asks, "were all or any of these +faculties first developed, when they could have been of no possible +use to man in his early stages of barbarism?" + +Surely the answer is not far to seek. The lowest savages are as +devoid of any such conceptions as the brutes themselves. What sort of +conceptions of space and time, of form and number, can be possessed by +a savage who has not got so far as to be able to count beyond five or +six, who does not know how to draw a triangle or a circle, and has not +the remotest notion of separating the particular quality we call +form, from the other qualities of bodies? None of these capacities +are exhibited by men, unless they form part of a tolerably advanced +society. And, in such a society, there are abundant conditions by +which a selective influence is exerted in favour of those persons who +exhibit an approximation towards the possession of these capacities. + +The savage who can amuse his fellows by telling a good story over the +nightly fire, is held by them in esteem and rewarded, in one way or +another, for so doing in other words, it is an advantage to him to +possess this power. He who can carve a paddle, or the figure-head of +a canoe better, similarly profits beyond his duller neighbour. He +who counts a little better than others, gets most yams when barter +is going on, and forms the shrewdest estimate of the numbers of an +opposing tribe. The experience of daily life shows that the conditions +of our present social existence exercise the most extraordinarily +powerful selective influence in favour of novelists, artists, and +strong intellects of all kinds; and it seems unquestionable that +all forms of social existence must have had the same tendency, if we +consider the indisputable facts that even animals possess the power of +distinguishing form and number, and that they are capable of deriving +pleasure from particular forms and sounds. If we admit, as Mr. Wallace +does, that the lowest savages are not raised "many grades above the +elephant and the ape;" and if we further admit, as I contend must be +admitted, that the conditions of social life tend, powerfully, to +give an advantage to those individuals who vary in the direction of +intellectual or aesthetic excellence, what is there to interfere +with the belief that these higher faculties, like the rest, owe their +development to natural selection? + +Finally, with respect to the development of the moral sense out of the +simple feelings of pleasure and pain, liking and disliking, with which +the lower animals are provided, I can find nothing in Mr. Wallace's +reasonings which has not already been met by Mr. Mill, Mr. Spencer, or +Mr. Darwin. + +I do not propose to follow the Quarterly Reviewer and Mr. Mivart +through the long string of objections in matters of detail which they +bring against Mr. Darwin's views. Everyone who has considered +the matter carefully will be able to ferret out as many more +"difficulties;" but he will also, I believe, fail as completely as +they appear to me to have done, in bringing forward any fact which is +really contradictory of Mr. Darwin's views. Occasionally, too, their +objections and criticisms are based upon errors of their own. As, for +example, when Mr. Mivart and the Quarterly Reviewer insist upon the +resemblances between the eyes of _Cephalopoda_ and _Vertebrata_, +quite forgetting that there are striking and altogether fundamental +differences between them; or when the Quarterly Reviewer corrects Mr. +Darwin for saying that the gibbons, "without having been taught, +can walk or run upright with tolerable quickness, though they move +awkwardly, and much less securely than man." The Quarterly Reviewer +says, "This is a little misleading, inasmuch as it is not stated that +this upright progression is effected by placing the enormously long +arms behind the head, or holding them out backwards as a balance in +progression." + +Now, before carping at a small statement like this, the Quarterly +Reviewer should have made sure that he was quite right. But he happens +to be quite wrong. I suspect he got his notion of the manner in which +a gibbon walks from a citation in "Man's Place in Nature." But at +that time I had not seen a gibbon walk. Since then I have, and I can +testify that nothing can be more precise than Mr. Darwin's statement. +The gibbon I saw walked without either putting his arms behind his +head or holding them out backwards. All he did was to touch the ground +with the outstretched fingers of his long arms now and then, just as +one sees a man who carries a stick, but does not need one, touch the +ground with it as he walks along. + +Again, a large number of the objections brought forward by Mr. Mivart +and the Quarterly Reviewer apply to evolution in general, quite as +much as to the particular form of that doctrine advocated by Mr. +Darwin; or, to their notions of Mr. Darwin's views and not to what +they really are. An excellent example of this class of difficulties +is to be found in Mr. Mivart's chapter on "Independent Similarities +of Structure." Mr. Mivart says that these cannot be explained by +an "absolute and pure Darwinian," but "that an innate power and +evolutionary law, aided by the corrective action of natural selection, +should have furnished like needs with like aids, is not at all +improbable" (p. 82). + +I do not exactly know what Mr. Mivart means by an "absolute and +pure Darwinian;" indeed Mr. Mivart makes that creature hold so many +singular opinions that I doubt if I can ever have seen one alive. But +I find nothing in his statement of the view which he imagines to +be originated by himself, which is really inconsistent with what I +understand to be Mr. Darwin's views. + +I apprehend that the foundation of the theory of natural selection is +the fact that living bodies tend incessantly to vary. This variation +is neither indefinite, nor fortuitous, nor does it take place in all +directions, in the strict sense of these words. + +Accurately speaking, it is not indefinite, nor does it take place in +all directions, because it is limited by the general characters of the +type to which the organism exhibiting the variation belongs. A whale +does not tend to vary in the direction of producing feathers, nor a +bird in the direction of developing whalebone. In popular language +there is no harm in saying that the waves which break upon the +sea-shore are indefinite, fortuitous, and break in all directions. +In scientific language, on the contrary, such a statement would be +a gross error, inasmuch as every particle of foam is the result of +perfectly definite forces, operating according to no less definite +laws. In like manner, every variation of a living form, however +minute, however apparently accidental, is inconceivable except as the +expression of the operation of molecular forces or "powers" resident +within the organism. And, as these forces certainly operate according +to definite laws, their general result is, doubtless, in accordance +with some general law which subsumes them all. And there appears to +be no objection to call this an "evolutionary law." But nobody is the +wiser for doing so, or has thereby contributed, in the least degree, +to the advance of the doctrine of evolution, the great need of which +is a theory of variation. + +When Mr. Mivart tells us that his "aim has been to support the +doctrine that these species have been evolved by ordinary _natural +laws_ (for the most part unknown), aided by the _subordinate_ action +of 'natural selection'" (pp. 332-3), he seems to be of opinion that +his enterprise has the merit of novelty. All I can say is that I have +never had the slightest notion that Mr. Darwin's aim is in any way +different from this. If I affirm that "species have been evolved by +variation[1] (a natural process, the laws of which are for the most +part unknown), aided by the subordinate action of natural selection," +it seems to me that I enunciate a proposition which constitutes the +very pith and marrow of the first edition of the "Origin of Species." +And what the evolutionist stands in need of just now, is not an +iteration of the fundamental principle of Darwinism, but some light +upon the questions, What are the limits of variation? and, If +a variety has arisen, can that variety be perpetuated, or even +intensified, when selective conditions are indifferent, or perhaps +unfavourable, to its existence? I cannot find that Mr. Darwin has ever +been very dogmatic in answering these questions. Formerly, he seems +to have inclined to reply to them in the negative, while now his +inclination is the other way. Leaving aside those broad questions of +theology, philosophy, and ethics, by the discussion of which neither +the Quarterly Reviewer nor Mr. Mivart can be said to have damaged +Darwinism--whatever else they have injured--this is what their +criticisms come to. They confound a struggle for some rifle-pits with +an assault on the fortress. + +[Footnote 1: Including under this head hereditary transmission.] + +In some respects, finally, I can only characterize the Quarterly +Reviewer's treatment of Mr. Darwin as alike unjust and unbecoming. +Language of this strength requires justification, and on that ground I +add the remarks which follow. + +The Quarterly Reviewer opens his essay by a careful enumeration of +all those points upon which, during the course of thirteen years of +incessant labour, Mr. Darwin has modified his opinions. It has often +and justly been remarked, that what strikes a candid student of Mr. +Darwin's works is not so much his industry, his knowledge, or even +the surprising fertility of his inventive genius; but that unswerving +truthfulness and honesty which never permit him to hide a weak place, +or gloss over a difficulty, but lead him, on all occasions, to point +out the weak places in his own armour, and even sometimes, it appears +to me, to make admissions against himself which are quite unnecessary. +A critic who desires to attack Mr. Darwin has only to read his works +with a desire to observe, not their merits, but their defects, and +he will find, ready to hand, more adverse suggestions than are likely +ever to have suggested themselves to his own sharpness, without Mr. +Darwin's self-denying aid. + +Now this quality of scientific candour is not so common that it needs +to be discouraged; and it appears to me to deserve other treatment +than that adopted by the Quarterly Reviewer, who deals with Mr. Darwin +as an Old Bailey barrister deals with a man against whom he wishes +to obtain a conviction, _per fas aut nefas_, and opens his case by +endeavouring to create a prejudice against the prisoner in the minds +of the jury. In his eagerness to carry out this laudable design, the +Quarterly Reviewer cannot even state the history of the doctrine +of natural selection without an oblique and entirely unjustifiable +attempt to depreciate Mr. Darwin. "To Mr. Darwin," says he, "and +(through Mr. Wallace's reticence) to Mr. Darwin alone, is due the +credit of having first brought it prominently forward and demonstrated +its truth." No one can less desire than I do, to throw a doubt upon +Mr. Wallace's originality, or to question his claim to the honour of +being one of the originators of the doctrine of natural selection; but +the statement that Mr. Darwin has the sole credit of originating the +doctrine because of Mr. Wallace's reticence is simply ridiculous. The +proof of this is, in the first place, afforded by Mr. Wallace himself, +whose noble freedom from petty jealousy in this matter, smaller folk +would do well to imitate; and who writes thus:--"I have felt all my +life, and I still feel, the most sincere satisfaction that Mr. Darwin +had been at work long before me, and that it was not left for me to +attempt to write the 'Origin of Species.' I have long since measured +my own strength, and know well that it would be quite unequal to that +task." So that if there was any reticence at all in the matter, it +was Mr. Darwin's reticence during the long twenty years of study which +intervened between the conception and the publication of his theory, +which gave Mr. Wallace the chance of being an independent discoverer +of the importance of natural selection. And, finally, if it be +recollected that Mr. Darwin's and Mr. Wallace's essays were published +simultaneously in the _Journal of the Linnaean Society_ for 1858, it +follows that the Reviewer, while obliquely depreciating Mr. Darwin's +deserts, has in reality awarded to him a priority which, in legal +strictness, does not exist. + +Mr. Mivart, whose opinions so often concur with those of the Quarterly +Reviewer, puts the case in a way, which I much regret to be obliged to +say, is, in my judgment, quite as incorrect; though the injustice may +be less glaring. He says that the theory of natural selection is, +in general, exclusively associated with the name of Mr. Darwin, "on +account of the noble self-abnegation of Mr. Wallace." As I have said, +no one can honour Mr. Wallace more than I do, both for what he has +done and for what he has not done, in his relation to Mr. Darwin. And +perhaps nothing is more creditable to him than his frank declaration +that he could not have written such a work as the "Origin of Species." +But, by this declaration, the person most directly interested in the +matter repudiates, by anticipation, Mr. Mivart's suggestion that Mr. +Darwin's eminence is more or less due to Mr. Wallace's modesty. + + + + +XI. + +THE GENEALOGY OF ANIMALS.[1] + + +Considering that Germany now takes the lead of the world in scientific +investigation, and particularly in biology, Mr. Darwin must be well +pleased at the rapid spread of his views among some of the ablest and +most laborious of German naturalists. + +[Footnote 1: "The Natural History of Creation." By Dr. Ernst Haeckel +(_Natürliche Schöpfungs-Geschichte._--Von Dr. Ernst Haeckel, Professor +an der Universität Jena.) Berlin, 1868.] + +Among those, Professor Haeckel, of Jena, is the Coryphaeus. I know of +no more solid and important contributions to biology in the past seven +years than Haeckel's work on the _Radiolaria_, and the researches of +his distinguished colleague Gegenbaur, in vertebrate anatomy; while +in Haeckel's _Generelle Morphologie_ there is all the force, +suggestiveness, and, what I may term the systematizing power, of Oken, +without his extravagance. The _Generelle Morphologie_ is, in fact, an +attempt to put the doctrine of Evolution, so far as it applies to +the living world, into a logical form; and to work out its practical +applications to their final results. The work before us, again, may +be said to be an exposition of the _Generelle Morphologie_ for an +educated public, consisting, as it does, of the substance of a series +of lectures delivered before a mixed audience at Jena, in the session +1867-8. + +"The Natural History of Creation,"--or, as Professor Haeckel admits +it would have been better to call his work, "The History of the +Development or Evolution of Nature,"--deals, in the first six +lectures, with the general and historical aspects of the question, +and contains a very interesting and lucid account of the views of +Linnaeus, Cuvier, Agassiz, Goethe, Oken, Kant, Lamarck, Lyell, and +Darwin, and of the historical filiation of these philosophers. + +The next six lectures are occupied by a well-digested statement of Mr. +Darwin's views. The thirteenth lecture discusses two topics which are +not touched by Mr. Darwin, namely, the origin of the present form of +the solar system, and that of living matter. Full justice is done to +Kant, as the originator of that "cosmic gas theory," as the Germans +somewhat quaintly call it, which is commonly ascribed to Laplace. With +respect to spontaneous generation, while admitting that there is no +experimental evidence in its favour, Professor Haeckel denies the +possibility of disproving it, and points out that the assumption that +it has occurred is a necessary part of the doctrine of Evolution. The +fourteenth lecture, on "Schöpfungs-Perioden und Schöpfungs-Urkunden," +answers pretty much to the famous disquisition on the "Imperfection of +the Geological Record" in the _Origin of Species_. + +The following five lectures contain the most original matter of any, +being devoted to "Phylogeny," or the working out of the details of the +process of Evolution in the animal and vegetable kingdoms, so as +to prove the line of descent of each group of living beings, and to +furnish it with its proper genealogical tree, or "phylum." + +The last lecture considers objections and sums up the evidence in +favour of biological Evolution. + +I shall best testify to my sense of the value of the work thus briefly +analysed if I now proceed to note down some of the more important +criticisms which have been suggested to me by its perusal. + +I. In more than one place, Professor Haeckel enlarges upon the service +which the _Origin of Species_ has done, in favouring what he terms +the "causal or mechanical" view of living nature as opposed to the +"teleological or vitalistic" view. And no doubt it is quite true that +the doctrine of Evolution is the most formidable opponent of all +the commoner and coarser forms of Teleology. But perhaps the most +remarkable service to the philosophy of Biology rendered by Mr. Darwin +is the reconciliation of Teleology and Morphology, and the explanation +of the facts of both which his views offer. + +The Teleology which supposes that the eye, such as we see it in man +or one of the higher _Vertebrata_, was made with the precise structure +which it exhibits, for the purpose of enabling the animal which +possesses it to see, has undoubtedly received its death-blow. +Nevertheless it is necessary to remember that there is a wider +Teleology, which is not touched by the doctrine of Evolution, but is +actually based upon the fundamental proposition of Evolution. That +proposition is, that the whole world, living and not living, is the +result of the mutual interaction, according to definite laws, of the +forces possessed by the molecules of which the primitive nebulosity of +the universe was composed. If this be true, it is no less certain that +the existing world lay, potentially, in the cosmic vapour; and that a +sufficient intelligence could, from a knowledge of the properties of +the molecules of that vapour, have predicted, say the state of the +Fauna of Britain in 1869, with as much certainty as one can say what +will happen to the vapour of the breath in a cold winter's day. + +Consider a kitchen clock, which ticks loudly, shows the hours, +minutes, and seconds, strikes, cries "cuckoo!" and perhaps shows the +phases of the moon. When the clock is wound up, all the phenomena +which it exhibits are potentially contained in its mechanism, and a +clever clockmaker could predict all it will do after an examination of +its structure. + +If the evolution theory is correct, the molecular structure of the +cosmic gas stands in the same relation to the phenomena of the world +as the structure of the clock to its phenomena. + +Now let us suppose a death-watch, living in the clock-case, to be a +learned and intelligent student of its works. He might say, "I find +here nothing but matter and force and pure mechanism from beginning to +end," and he would be quite right. But if he drew the conclusion that +the clock was not contrived for a purpose, he would be quite wrong. +On the other hand, imagine another death-watch of a different turn of +mind. He, listening to the monotonous "tick! tick!" so exactly like +his own, might arrive at the conclusion that the clock was itself a +monstrous sort of death-watch, and that its final cause and purpose +was to tick. How easy to point to the clear relation of the whole +mechanism to the pendulum, to the fact that the one thing the clock +did always and without intermission was to tick, and that all the rest +of its phenomena were intermittent and subordinate to ticking! For +all this, it is certain that kitchen clocks are not contrived for the +purpose of making a ticking noise. + +Thus the teleological theorist would be as wrong as the mechanical +theorist, among our death-watches; and, probably, the only death-watch +who would be right would be the one who should maintain that the +sole thing death-watches could be sure about was the nature of the +clock-works and the way they move; and that the purpose of the clock +lay wholly beyond the purview of beetle faculties. + +Substitute "cosmic vapour" for "clock," and "molecules" for "works," +and the application of the argument is obvious. The teleological +and the mechanical views of nature are not, necessarily, mutually +exclusive. On the contrary, the more purely a mechanist the speculator +is, the more firmly does he assume a primordial molecular arrangement, +of which all the phenomena of the universe are the consequences; and +the more completely is he thereby at the mercy of the teleologist, +who can always defy him to disprove that this primordial molecular +arrangement was not intended to evolve the phenomena of the universe. +On the other hand, if the teleologist assert that this, that, or +the other result of the working of any part of the mechanism of the +universe is its purpose and final cause, the mechanist can always +inquire how he knows that it is more than an unessential incident--the +mere ticking of the clock, which he mistakes for its function. And +there seems to be no reply to this inquiry, any more than to the +further, not irrational, question, why trouble oneself about matters +which are out of reach, when the working of the mechanism itself, +which is of infinite practical importance, affords scope for all our +energies? + +Professor Haeckel has invented a new and convenient name, +"Dysteleology," for the study of the "purposelessnesses" which are +observable in living organisms--such as the multitudinous cases of +rudimentary and apparently useless structures. I confess, however, +that it has often appeared to me that the facts of Dysteleology cut +two ways. If we are to assume, as evolutionists in general do, +that useless organs atrophy, such cases as the existence of lateral +rudiments of toes, in the foot of a horse, place us in a dilemma. For, +either these rudiments are of no use to the animal, in which case, +considering that the horse has existed in its present form since the +Pliocene epoch, they surely ought to have disappeared; or they are of +some use to the animal, in which case they are of no use as arguments +against Teleology. A similar, but still stronger, argument may be +based upon the existence of teats, and even functional mammary glands, +in male mammals. Numerous cases of "Gynaecomasty," or functionally +active breasts in men, are on record, though there is no mammalian +species whatever in which the male normally suckles the young. Thus, +there can be little doubt that the mammary gland was as apparently +useless in the remotest male mammalian ancestor of man as in living +men, and yet it has not disappeared. Is it then still profitable +to the male organism to retain it? Possibly; but in that case its +dysteleological value is gone. + +II. Professor Haeckel looks upon the causes which have led to the +present diversity of living nature as twofold. Living matter, he tells +us, is urged by two impulses: a centripetal, which tends to preserve +and transmit the specific form, and which he identifies with heredity; +and a centrifugal, which results from the tendency of external +conditions to modify the organism and effect its adaptation to +themselves. The internal impulse is conservative, and tends to the +preservation of specific, or individual, form; the external impulse is +metamorphic, and tends to the modification of specific, or individual, +form. + +In developing his views upon this subject, Professor Haeckel +introduces qualifications which disarm some of the criticisms I should +have been disposed to offer; but I think that his method of stating +the case has the inconvenience of tending to leave out of sight +the important fact--which is a cardinal point in the Darwinian +hypothesis--that the tendency to vary, in a given organism, may have +nothing to do with the external conditions to which that individual +organism is exposed, but may depend wholly upon internal conditions. +No one, I imagine, would dream of seeking in the direct influence of +the external conditions of his life for the cause of the development +of the sixth finger and toe in the famous Maltese. + +I conceive that both hereditary transmission and adaptation need to be +analysed into their constituent conditions by the further application +of the doctrine of the Struggle for Existence. It is a probable +hypothesis, that what the world is to organisms in general, each +organism is to the molecules of which it is composed. Multitudes of +these, having diverse tendencies, are competing with one another for +opportunity to exist and multiply; and the organism, as a whole, is as +much the product of the molecules which are victorious as the Fauna, +or Flora, of a country is the product of the victorious organic beings +in it. + +On this hypothesis, hereditary transmission is the result of the +victory of particular molecules contained in the impregnated germ. +Adaptation to conditions is the result of the favouring of the +multiplication of those molecules whose organizing tendencies are +most in harmony with such conditions. In this view of the matter, +conditions are not actively productive, but are passively permissive; +they do not cause variation in any given direction, but they permit +and favour a tendency in that direction which already exists. + +It is true that, in the long run, the origin of the organic molecules +themselves, and of their tendencies, is to be sought in the external +world; but if we carry our inquiries as far back as this, the +distinction between internal and external impulses vanishes. On the +other hand, if we confine ourselves to the consideration of a single +organism, I think it must be admitted that the existence of an +internal metamorphic tendency must be as distinctly recognized as +that of an internal conservative tendency; and that the influence of +conditions is mainly, if not wholly, the result of the extent to which +they favour the one, or the other, of these tendencies. + +III. There is only one point upon which I fundamentally and entirely +disagree with Professor Haeckel, but that is the very important one +of his conception of geological time, and of the meaning of the +stratified rocks as records and indications of that time. Conceiving +that the stratified rocks of an epoch indicate a period of depression, +and that the intervals between the epochs correspond with periods +of elevation of which we have no record, he intercalates between the +different epochs, or periods, intervals which he terms "Ante-periods." +Thus, instead of considering the Triassic, Jurassic, Cretaceous, and +Eocene periods, as continuously successive, he interposes a +period before each, as an "Antetrias-zeit," "Antejura-zeit," +"Antecreta-zeit," "Antecocen-zeit," &c. And he conceives that the +abrupt changes between the Faunae of the different formations are due +to the lapse of time, of which we have no organic record, during their +"Ante-periods." + +The frequent occurrence of strata containing assemblages of organic +forms which are intermediate between those of adjacent formations, is, +to my mind, fatal to this view. In the well-known St. Cassian beds, +for example, Palaeozoic and Mesozoic forms are commingled, and, +between the Cretaceous and the Eocene formations, there are similar +transitional beds. On the other hand, in the middle of the Silurian +series, extensive unconformity of the strata indicates the lapse of +vast intervals of time between the deposit of successive beds, without +any corresponding change in the Fauna. + +Professor Haeckel will, I fear, think me unreasonable, if I say that +he seems to be still overshadowed by geological superstitions; and +that he will have to believe in the completeness of the geological +record far less than he does at present. He assumes, for example, that +there was no dry land, nor any terrestrial life, before the end of the +Silurian epoch, simply because, up to the present time, no indications +of fresh water, or terrestrial organisms, have been found in rocks of +older date. And, in speculating upon the origin of a given group, he +rarely goes further back than the "Ante-period," which precedes that +in which the remains of animals belonging to that group are found. +Thus, as fossil remains of the majority of the groups of _Reptilia_ +are first found in the Trias, they are assumed to have originated in +the "Antetriassic" period, or between the Permian and Triassic epochs. + +I confess this is wholly incredible to me. The Permian and the +Triassic deposits pass completely into one another; there is no sort +of discontinuity answering to an unrecorded "Antetrias;" and, what +is more, we have evidence of immensely extensive dry land during the +formation of these deposits. We know that the dry land of the Trias +absolutely teemed with reptiles of all groups except Pterodactyles, +Snakes, and perhaps Tortoises; there is every probability that true +Birds existed, and _Mammalia_ certainly did. Of the inhabitants of the +Permian dry land, on the contrary, all that have left a record are a +few lizards. Is it conceivable that these last should really +represent the whole terrestrial population of that time, and that +the development of Mammals, of Birds, and of the highest forms of +Reptiles, should have been crowded into the time during which the +Permian conditions quietly passed away, and the Triassic conditions +began? Does not any such supposition become in the highest degree +improbable, when, in the terrestrial or fresh-water Labyrinthodonts, +which lived on the land of the Carboniferous epoch, as well as on +that of the Trias, we have evidence that one form, of terrestrial life +persisted, throughout all these ages, with no important modification? +For my part, having regard to the small amount of modification (except +in the way of extinction) which the Crocodilian, Lacertilian, and +Chelonian _Reptilia_ have undergone, from the older Mesozoic times to +the present day, I cannot but put the existence of the common stock +from which they sprang far back in the Palaeozoic epoch; and I should +apply a similar argumentation to all other groups of animals. + +IV. Professor Haeckel proposes a number of modifications in Taxonomy, +all of which are well worthy of consideration. Thus he establishes a +third primary division of the living world, distinct from both +animals and plants, under the name of the _Protista_, to include the +_Myxomycetes_, the _Diatomaceae_, and the _Labyrinthulae_, which are +commonly regarded as plants, with the _Noctilucae_, the _Flagellata_, +the _Rhizopoda_, the _Protoplasta_, and the _Monera_, which are most +generally included within the animal world. A like attempt has been +made, by other writers, to escape the inconvenience of calling these +dubious organisms by the name of plant or animal; but I confess, +it appears to me, that the inconvenience which is eluded in one +direction, by this step, is met in two others. Professor Haeckel +himself doubts whether the _Fungi_ ought not to be removed into his +_Protista_. If they are not, indeed, the _Myxomycetes_ render the +drawing of every line of demarcation between _Protista_ and Plants +impossible. But if they are, who is to define the _Fungi_ from the +_Algae_? Yet the sea-weeds are surely, in every respect, plants. +On the other hand, Professor Haeckel puts the sponges among the +_Coelenterata_ (or polypes and corals), with the double inconvenience, +as it appears to me, of separating the sponges from their immediate +kindred, the _Protoplasta_, and destroying the definition of the +_Coelenterata_. So again, the _Infusoria_ possess all the characters +of animality, but it can hardly be said that they are as clearly +allied to the worms as they are to the _Noctilucae_. + +On the whole, it appears to me to be most convenient to adhere to +the old plan of calling such of these low forms as are more animal in +habit, _Protozoa_, and such as are more vegetal, _Protophyta_. + +Another considerable innovation is the proposition to divide the class +Pisces into the four groups of _Leptocardia, Cyclostomata, Pisces_, +and _Dipneusta_. As regards the establishment of a separate class for +the Lancelet _(Amphioxus)_, I think there can be little doubt of the +propriety of so doing, inasmuch as it is far more different from all +other fishes than they are from one another. And there is much to +be said in favour of the same promotion of the _Cyclostomata_, or +Lampreys and Hags. But considering the close relation of the +Mudfish with the _Ganoidei_, and the wide differences between the +_Elasmobranchii_ and the _Teleostei_, I greatly doubt the propriety of +separating the _Dipneusta_, as a class, from the other _Pisces_. + +Professor Haeckel proposes to break up the vertebrate sub-kingdom, +first, into the two provinces of _Leptocardia_ and _Pachycardia; +Amphioxus_ being in the former, and all other vertebrates in the +latter division. The _Pachycardia_ are then divided into _Monorhina_, +which contains the Cyclostome fishes, distinguished by their single +nasal aperture; and _Amphirhina_, comprising the other _Vertebrata_, +which have two nasal apertures. These are further subdivided into +_Anamnia (Pisces, Dipneusta, Amphibia)_ and _Amniota (Reptilia, Aves, +Mammalia)_. This classification undoubtedly expresses many of the most +important facts in vertebrate structure in a clear and compendious +way; whether it is the best that can he adopted remains to be seen. + +With much reason the Lemurs are removed altogether from the +_Primates_, under the name of _Prosimiae_. But I am surprised to +find the _Sirenia_ left in one group with the _Cetacea_, and the +_Plesiosauria_ with the _Ichthyosauria_; the ordinal distinctness of +these having, to my mind, been long since fully established. + +V. In Professor Haeckel's speculations on Phylogeny, or the genealogy +of animal forms, there is much that is profoundly interesting, and +his suggestions are always supported by sound knowledge and great +ingenuity. Whether one agrees or disagrees with him, one feels that +he has forced the mind into lines of thought in which it is more +profitable to go wrong than to stand still. + +To put his views into a few words, he conceives that all forms of life +originally commenced as _Monera_, or simple particles of protoplasm; +and that these _Monera_ originated from not-living matter. Some of the +_Monera_ acquired tendencies towards the Protistic, others towards the +Vegetal, and others towards the Animal modes of life. The last became +animal _Monera_. Some of the animal _Monera_ acquired a nucleus, and +became amoeba-like creatures; and, out of certain of these, ciliated +infusorium-like animals were developed. These became modified into two +stirpes: A, that of the worms; and B, that of the sponges. The latter +by progressive modification gave rise to all the _Coelenterata_; the +former to all other animals. But A soon broke up into two principal +stirpes, of which one, _a_, became the root of the _Annelida, +Echinodermata_, and _Arthropoda_, while the other, _b_, gave rise to +the _Polyzoa_ and _Ascidioida_, and produced the two remaining stirpes +of the _Vertebrata_ and the _Mollusca_. + +Perhaps the most startling proposition of all those which Professor +Haeckel puts before us is that which he bases upon Kowalewsky's +researches into the development of _Amphioxus_ and of the +_Ascidioida_, that the origin of the _Vertebrata_ is to be sought +in an Ascidioid form. Goodsir long ago insisted upon the resemblance +between _Amphioxus_ and the Ascidians; but the notion of a genetic +connection between the two, and especially the identification of the +notochord of the _Vertebrate_ with the axis of the caudal appendage of +the larva of the Ascidian, is a novelty which, at first, takes one's +breath away. I must confess, however, that the more I have pondered +over it, the more grounds appear in its favour, though I am not +convinced that there is any real parallelism between the mode +of development of the ganglion of the _Ascidian_ and that of the +_Vertebrate_ cerebro-spinal axis. + +The hardly less startling hypothesis that the _Echinoderms_ are +coalesced worms, on the other hand, appears to be open to serious +objection. As a matter of anatomy, it does not seem to me to +correspond with fact; for there is no worm with a calcareous skeleton, +nor any which has a band-like ventral nerve, superficial to which lies +an ambulacral vessel. And, as a question of development, the formation +of the radiate _Echinoderm_ within its vermiform larva seems to me +to be analogous to the formation of a radiate Medusa upon a Hydrozoic +stock. But a Medusa is surely not the result of the coalescence of as +many organisms as it presents morphological segments. + +Professor Haeckel adduces the fossil _Crossopodia_ and _Phyllodocites_ +as examples of the Annelidan forms, by the coalescence of which +the Echinoderms may have been produced; but, even supposing the +resemblance of these worms to detached starfish arms to be perfect, +it is possible that they may be the extreme term, and not the +commencement, of Echinoderm development. A pentacrinoid Echinoderm, +with a complete jointed stalk, is developed within the larva of +_Antedon_. Is it not possible that the larva of _Crossopodia_ may have +developed a vermiform Echinoderm? + +With respect to the Phylogeny of the _Arthropoda_, I find myself +disposed to take a somewhat different view from that of Professor +Haeckel. He assumes that the primary stock of the whole group was +a crustacean, having that _Nauplius_ form in which Fritz Müller +has shown that so many _Crustacea_ commence their lives. All the +_Entomostraca_ arose by the modification of some one or other of these +Naupliform "_Archicarida_." Other _Archicarida_ underwent a further +metamorphosis into a _Zoaea_-form. From some of these "_Zoeopoda_" +arose all the remaining Malacostracous _Crustacea_; while, from +others, was developed some form analogous to the existing _Galeodes_, +out of which proceeded, by gradual differentiation, all the +_Myriapoda, Arachnida,_ and _Insecta_. + +I should, be disposed to interpret the facts of the embryological +history and of the anatomy of the _Arthropoda_ in a different manner. +The _Copepoda_, the _Ostracoda_, and the _Branchiopoda_ are +the _Crustacea_ which have departed least from the embryonic or +_Nauplius_-forms; and, of these, I imagine that the _Copepoda_ +represent the hypothetical _Archicarida_ most closely. _Apus_ and +_Sapphirina_ indicate the relations of these Archaeocarids with the +_Trilobita_, and the _Eurypterida_ connect the _Trilobita_ and the +_Copepoda_ with the _Xiphosura_. But the _Xiphosura_ have such close +morphological relations with the _Arachnida_, and especially with the +oldest known Arachnidan, _Scorpio_, that I cannot doubt the existence +of a genetic connection between the two groups. On the other hand, the +_Branchiopoda_ do, even at the present day, almost pass into the +true _Podophthalmia_, by _Nebalia_. By the _Trilobita_, again, the +_Archicarida_ are connected with such _Edriophthalmia_ as _Serolis_. +The _Stomapoda_ are extremely modified _Edriophthalmia_ of the +amphipod type. On the other side, the _Isopoda_ lead to the +_Myriapoda_, and the latter to the _Insecta_. Thus the Arthropod +phylum, which suggests itself to me, is that the branches of the +_Podophthalmia_, of the _Insecta_ (with the _Myriapoda_), and of the +_Arachnida_, spring separately and distinctly from the Archaeocarid +root--and that the _Zoaea_-forms occur only at the origin of the +Podophthalmous branch. + +The phylum of the _Vertebrata_ is the most interesting of all, and is +admirably discussed by Professor Haeckel. I can note only a few points +which seem to me to be open to discussion. The _Monorhina_, having +been developed out of the _Leptocardia_, gave rise, according to +Professor Haeckel, to a shark-like form, which was the common stock +of all the _Amphirhina_. From this "Protamphirhine" were developed, in +divergent lines, the true Sharks, Rays, and _Chimaerae_; the Ganoids, +and the _Dipneusta_. The _Teleostei_ are modified _Ganoidei_. The +_Dipneusta_ gave rise to the _Amphibia_, which are the root of all +other _Vertebrata_, inasmuch as out of them were developed the first +_Vertebrata_ provided with an amnion, or the _Protamniota_. The +_Protamniota_ split up into two stems, one that of the _Mammalia_, the +other common to _Reptilia_ and _Aves_. + +The only modification which it occurs to me to suggest in this +general view of the Phylogeny of the _Vertebrata_ is, that the +"Protamphirhine" was possibly more ganoid than shark-like. So far as +our present information goes the Ganoids are as old as the Sharks; +and it is very interesting to observe that the remains of the oldest +Ganoids, _Cephalaspis_ and _Pteraspis_, have as yet displayed no trace +of jaws. It is just possible that they may connect the _Monorhina_, +with the Sturgeons among the _Amphirhina_. On the other hand, +the Crossopterygian Ganoids exhibit the closest connection with +_Lepidosiren_, and thereby with the _Amphibia_. It should not be +forgotten that the development of the Lampreys exhibits curious points +of resemblance with that of the _Amphibia_, which are absent in +the Sharks and Rays. Of the development of the _Ganoidei_ we have +unfortunately no knowledge, but their brains and their reproductive +organs are more amphibian than are those of the Sharks. + +On the whole, I am disposed to think that the direct stem of ascent +from the _Monorhina_ to the _Amphibia_ is formed by the Ganoids and +the Mudfishes; while the Osseous fishes and the Sharks are branches in +different directions from this stem. + +What the _Protamniota_ were like, I do not suppose any one is in a +position to say, but I cannot think that the thoroughly Lacertian +_Protorosaurus_ had anything to do with them. The reptiles which are +most amphibian in their characters, and therefore, probably, most +nearly approach the _Protamniota_, are the _Ichthyosauria_ and the +_Chelonia_. + +That the _Didelphia_ were developed out of some ornithodelphous form, +as Professor Haeckel supposes, seems to be unquestionable; but the +existing Opossums and Kangaroos are certainly extremely modified and +remote from their ancestors the "_Prodidelphia_," of which we have +not, at present the slightest knowledge. The mode of origin of the +_Monodelphia_ from these is a very difficult problem, for the most +part left open by Professor Haeckel. He considers the _Prosimiae_, or +Lemurs, to be the common stock of the _Deciduata_, and the _Cetacea_ +(with which he includes the _Sirenia_) to be modified _Ungulata_. As +regards the latter question, I have little doubt that the _Sirenia_ +connect the _Ungulata_ with the _Proboscidea_; and none, that the +_Cetacea_ are extremely modified _Carnivora_. The passage between the +Seals and the _Cetacea_ by _Zeuglodon_ is complete. I also think +that there is much to be said for the opinion, that the _Insectivora_ +represent the common stock of the _Primates_ (which passed into +them by the _Prosimiae_), the _Cheiroptera_, the _Rodentia_, and the +_Carnivora_. And I am greatly disposed to look for the common root +of all the _Ungulata_, as well, in some ancient non-deciduate Mammals +which were more like _Insectivora_ than anything else. On the other +hand, the _Edentata_ appear to form a series by themselves. + +The latter part of this notice of the _Natürliche +Schöpfungs-Geschichte_, brings so strongly into prominence the points +of difference between its able author and myself, that I do not like +to conclude without reminding the reader of my entire concurrence with +the general tenor and spirit of the work, and of my high estimate of +its value. + + + + +XII. + +BISHOP BERKELEY ON THE METAPHYSICS OF SENSATION.[1] + + +Professor Fraser has earned the thanks of all students of philosophy +for the conscientious labour which he has bestowed upon his new +edition of the works of Berkeley; in which, for the first time, we +find collected together every thought which can be traced to the +subtle and penetrating mind of the famous Bishop of Cloyne; while the +"Life and Letters" will rejoice those who care less for the idealist +and the prophet of tar-water, than for the man who stands out as one +of the noblest and purest figures of his time: that Berkeley from whom +the jealousy of Pope did not withhold a single one of all "the virtues +under heaven;" nor the cynicism of Swift, the dignity of "one of the +first men of the kingdom for learning and virtue;" the man whom the +pious Atterbury could compare to nothing less than an angel; and whose +personal influence and eloquence filled the Scriblerus Club and the +House of Commons with enthusiasm for the evangelization of the North +American Indians; and even led Sir Robert Walpole to assent to the +appropriation of public money to a scheme which was neither business +nor bribery.[2] + +[Footnote 1: "The Works of George Berkeley, D.D., formerly Bishop +of Cloyne, including many of his Works hitherto unpublished, with +Preface, Annotations, his Life and Letters, and an Account of his +Philosophy." By A.C. Fraser. Four vols. Oxford: Clarendon Press. +1871.] + +[Footnote 2: In justice to Sir Robert, however, it is proper to remark +that he declared afterwards, that he gave his assent to Berkeley's +scheme for the Bermuda University only because he thought the House of +Commons was sure to throw it out.] + +Hardly any epoch in the intellectual history of England is more +remarkable in itself, or possesses a greater interest for us in these +latter days, than that which coincides broadly with the conclusion of +the seventeenth and the opening of the eighteenth century. + +The political fermentation of the preceding age was gradually working +itself out; domestic peace gave men time to think; and the toleration +won by the party of which Locke was the spokesman, permitted a freedom +of speech and of writing such as has rarely been exceeded in later +times. + +Fostered by these circumstances, the great faculty for physical and +metaphysical inquiry, with which the people of our race are naturally +endowed, developed itself vigorously; and at least two of its products +have had a profound and a permanent influence upon the subsequent +course of thought in the world. The one of these was English +Freethinking; the other, the Theory of Gravitation. + +Looking back to the origin of the intellectual impulses of which these +were the results, we are led to Herbert, to Hobbes, to Bacon; and to +one who stands in advance of all these, as the most typical man of his +time--Descartes. It is the Cartesian doubt--the maxim that assent may +properly be given to no propositions but such as are perfectly +clear and distinct--which, becoming incarnate, so to speak, in the +Englishmen, Anthony Collins, Toland, Tindal, Woolston, and in the +wonderful Frenchman, Pierre Bayle, reached its final term in Hume. + +And, on the other hand, although the theory of Gravitation set +aside the Cartesian vortices--yet the spirit of the "Principes de +Philosophie" attained its apotheosis when Newton demonstrated all the +host of heaven to be but the elements of a vast mechanism, regulated +by the same laws as those which govern the falling of a stone to the +ground. There is a passage in the preface to the first edition of the +"Principia" which shows that Newton was penetrated, as completely +as Descartes, with the belief that all the phenomena of nature are +expressible in terms of matter and motion. + +"Would that the rest of the phenomena of nature could be deduced by +a like kind of reasoning from mechanical principles. For many +circumstances lead me to suspect that all these phenomena may depend +upon certain forces, in virtue of which the particles of bodies, by +causes not yet known, are either mutually impelled against one another +and cohere into regular figures, or repel and recede from one another; +which forces being unknown, philosophers have as yet explored nature +in vain. But I hope that, either by this method of philosophizing, or +by some other and better, the principles here laid down may throw some +light upon the matter."[1] + +[Footnote 1: "Utinam caetera naturae phaenomena ex principiis +mechanicis, eodem argumentandi genere, derivare licet. Nam multa me +movent, ut nonnihil suspicer ca omnia ex viribus quibusdam pendere +posse, quibus corporum particulae, per causas nondum cognitas, vel in +se mutuo impelluntur et secundum figuras regulares cohaerent vel ab +invicem fugantur et reced ent: quibus viribus ignotis, Philosophi +hactenus Naturam frustra tentarunt. Spero autem quod vel huic +philosophandi modo, vel veriori, alicui, principia hic posita lucem +aliquam praebebunt."--Preface to First Edition of _Principia_, May 8, +1686.] + +But the doctrine that all the phenomena of nature are resolvable into +mechanism is what people have agreed to call "materialism;" and when +Locke and Collins maintained that matter may possibly be able +to think, and Newton himself could compare infinite space to the +sensorium of the Deity, it was not wonderful that the English +philosophers should be attacked as they were by Leibnitz in the famous +letter to the Princess of Wales, which gave rise to his correspondence +with Clarke.[1] + +[Footnote 1: "Collection of Papers which passed between the late +learned Mr. Leibnitz and Dr. Clarke."--1717.] + +"1. Natural religion itself seems to decay [in England] very much. +Many will have human souls to be material; others make God Himself a +corporeal Being. + +"2. Mr. Locke and his followers are uncertain, at least, whether the +soul be not material and naturally perishable. + +"3. Sir Isaac Newton says that space is an organ which God makes use +of to perceive things by. But if God stands in need of any organ to +perceive things by, it will follow that they do not depend altogether +upon Him, nor were produced by Him. + +"4. Sir Isaac Newton and his followers have also a very odd opinion +concerning the work of God. According to their doctrine, God Almighty +wants to wind up His watch from time to time; otherwise it would cease +to move.[1] He had not, it seems, sufficient foresight to make it a +perpetual motion. Nay, the machine of God's making is so imperfect, +according to these gentlemen, that He is obliged to clean it now +and then by an extraordinary concourse, and even to mend it as a +clockmaker mends his work." + +[Footnote 1: Goethe seems to have had this saying of Leibnitz in his +mind when he wrote his famous lines-- + +"Was wär' ein Gott der nur von aussen stiesse Im Kreis das All am +Finger laufen liesse."] + +It is beside the mark, at present, to inquire how far Leibnitz paints +a true picture, and how far he is guilty of a spiteful caricature of +Newton's views in these passages; and whether the beliefs which Locke +is known to have entertained are consistent with the conclusions which +may logically be drawn from some parts of his works. It is undeniable +that English philosophy in Leibnitz's time had the general character +which he ascribes to it. The phenomena of nature were held to be +resolvable into the attractions and the repulsions of particles +of matter; all knowledge was attained through the senses; the mind +antecedent to experience was a _tabula rasa_. In other words, at the +commencement of the eighteenth century, the character of speculative +thought in England was essentially sceptical, critical, and +materialistic. Why "materialism" should be more inconsistent with the +existence of a Deity, the freedom of the will, or the immortality +of the soul, or with any actual or possible system of theology, than +"idealism," I must declare myself at a loss to divine. But in the +year 1700 all the world appears to have been agreed, Tertullian +notwithstanding, that materialism necessarily leads to very dreadful +consequences. And it was thought that it conduced to the interests of +religion and morality to attack the materialists with all the weapons +that came to hand. Perhaps the most interesting controversy which +arose out of these questions is the wonderful triangular duel between +Dodwell, Clarke, and Anthony Collins, concerning the materiality of +the soul, and--what all the disputants considered to be the necessary +consequence of its materiality--its natural mortality. I do not think +that anyone can read the letters which passed between Clarke and +Collins, without admitting that Collins, who writes with wonderful +power and closeness of reasoning, has by far the best of the argument, +so far as the possible materiality of the soul goes; and that, in this +battle, the Goliath of Freethinking overcame the champion of what was +considered Orthodoxy. + +But in Dublin, all this while, there was a little David practising +his youthful strength upon the intellectual lions and bears of Trinity +College. This was George Berkeley, who was destined to give the same +kind of development to the idealistic side of Descartes' philosophy, +that the Freethinkers had given to its sceptical side, and the +Newtonians to its mechanical side. + +Berkeley faced the problem boldly. He said to the materialists: "You +tell me that all the phenomena of nature are resolvable into matter +and its affections. I assent to your statement, and now I put to you +the further question, 'What is matter?' In answering this question you +shall be bound by your own conditions; and I demand, in the terms of +the Cartesian axiom, that in turn you give your assent only to such +conclusions as are perfectly clear and obvious." + +It is this great argument which is worked out in the "Treatise +concerning the Principles of Human Knowledge," and in those "Dialogues +between Hylas and Philonous," which rank among the most exquisite +examples of English style, as well as among the subtlest of +metaphysical writings; and the final conclusion of which is summed +up in a passage remarkable alike for literary beauty and for calm +audacity of statement. + + "Some truths there are so near and obvious to the mind that + a man need only open his eyes to see them. Such I take this + important one to be, viz., that all the choir of heaven and + furniture of the earth--in a word, all those bodies which + compose the mighty frame of the world--have not any substance + without a mind; that their being is to be perceived or known; + that consequently, so long as they are not actually perceived + by me, or do not exist in my mind or that of any other created + spirit, they must either have no existence at all or else + subsist in the mind of some eternal spirit; it being + perfectly unintelligible, and involving all the absurdity + of abstraction, to attribute to any single part of them an + existence independent of a spirit."[1] + +[Footnote 1: "Treatise concerning the Principles of Human Knowledge," +Part I. § 6.] + +Doubtless this passage sounds like the acme of metaphysical paradox, +and we all know that "coxcombs vanquished Berkeley with a grin;" while +common-sense folk refuted him by stamping on the ground, or some such +other irrelevant proceeding. But the key to all philosophy lies in the +clear apprehension of Berkeley's problem--which is neither more nor +less than one of the shapes of the greatest of all questions, "What +are the limits of our faculties?" And it is worth any amount of +trouble to comprehend the exact nature of the argument by which +Berkeley arrived at his results, and to know by one's own knowledge +the great truth which he discovered--that the honest and rigorous +following up of the argument which leads us to materialism, inevitably +carries us beyond it. + +Suppose that I accidentally prick my finger with a pin. I immediately +become aware of a condition of my consciousness--a feeling which I +term pain. I have no doubt whatever that the feeling is in myself +alone; and if anyone were to say that the pain I feel is something +which inheres in the needle, as one of the qualities of the +substance of the needle, we should all laugh at the absurdity of the +phraseology. In fact, it is utterly impossible to conceive pain except +as a state of consciousness. + +Hence, so far as pain is concerned, it is sufficiently obvious +that Berkeley's phraseology is strictly applicable to our power of +conceiving its existence--"its being is to be perceived or known," and +"so long as it is not actually perceived by me, or does not exist in +my mind, or that of any other created spirit, it must either have no +existence at all, or else subsist in the mind of some eternal spirit." + +So much for pain. Now let us consider an ordinary sensation. Let the +point of the pin be gently rested upon the skin, and I become aware +of a feeling or condition of consciousness quite different from the +former--the sensation of what I call "touch." Nevertheless this touch +is plainly just as much in myself as the pain was. I cannot for a +moment conceive this something which I call touch as existing apart +from myself, or a being capable of the same feelings as myself. And +the same reasoning applies to all the other simple sensations. A +moment's reflection is sufficient to convince one that the smell, and +the taste, and the yellowness, of which we become aware when an +orange is smelt, tasted, and seen, are as completely states of our +consciousness as is the pain which arises if the orange happens to +be too sour. Nor is it less clear that every sound is a state of the +consciousness of him who hears it. If the universe contained only +blind and deaf beings, it is impossible for us to imagine but that +darkness and silence should reign everywhere. + +It is undoubtedly true, then, of all the simple sensations that, +as Berkeley says, their "_esse_ is _percipi_"--their being is to be +"perceived or known." But that which perceives, or knows, is mind +or spirit; and therefore that knowledge which the senses give us is, +after all, a knowledge of spiritual phenomena. + +All this was explicitly or implicitly admitted, and, indeed, insisted +upon, by Berkeley's contemporaries, and by no one more strongly than +by Locke, who terms smells, tastes, colours, sounds, and the like, +"secondary qualities," and observes, with respect to these "secondary +qualities," that "whatever reality we by mistake attribute to them +[they] are in truth nothing in the objects themselves." + +And again: "Flame is denominated hot and light; snow, white and cold; +and manna, white and sweet, from the ideas they produce in us; which +qualities are commonly thought to be the same in these bodies; that +those ideas are in us, the one the perfect resemblance of the other +as they are in a mirror; and it would by most men be judged very +extravagant if one should say otherwise. And yet he that will consider +that the same fire that at one distance produces in us the sensation +of warmth, does at a nearer approach produce in us the far different +sensation of pain, ought to bethink himself what reason he has to say +that his idea of warmth, which was produced in him by the fire, +is actually in the fire; and his idea of pain which the same fire +produced in him in the same way, is not in the fire. Why are whiteness +and coldness in snow, and pain not, when it produces the one and the +other idea in us; and can do neither but by the bulk, figure, number, +and motion of its solid parts?"[1] + +[Footnote 1: Locke, "Human Understanding," Book II. chap. viii. §§ 14, +15.] + +Thus far then materialists and idealists are agreed. Locke and +Berkeley, and all logical thinkers who have succeeded them, are of +one mind about secondary qualities--their being is to be perceived or +known--their materiality is, in strictness, a spirituality. + +But Locke draws a great distinction between the secondary qualities of +matter, and certain others which he terms "primary qualities." These +are extension, figure, solidity, motion and rest, and number; and he +is as clear that these primary qualities exist independently of the +mind, as he is that the secondary qualities have no such existence. + + "The particular bulk, number, figure, and motion of the parts + of fire and snow are really in them, whether anyone's senses + perceive them or not, and therefore they may be called real + qualities, because they really exist in those bodies; but + light, heat, whiteness, or coldness, are no more really in + them, than sickness, or pain, is in manna. Take away the + sensation of them; let not the eyes see light or colours, nor + the ears hear sounds; let the palate not taste, nor the nose + smell; and all colours, tastes, odours and sounds, as they are + such particular ideas, vanish and cease, and are reduced to + their causes, i.e. bulk, figure, and motion of parts. + + "18. A piece of manna of sensible bulk is able to produce in + us the idea of a round or square figure; and, by being removed + from one place to another, the idea of motion. This idea of + motion represents it as it really is in the manna moving; a + circle and square are the same, whether in idea or existence, + in the mind or in the manna; and thus both motion and figure + are really in the manna, whether we take notice of them or no: + this everybody is ready to agree to." + +So far as primary qualities are concerned, then, Locke is as +thoroughgoing a realist as St. Anselm. In Berkeley, on the other +hand, we have as complete a representative of the nominalists and +conceptualists--an intellectual descendant of Roscellinus and of +Abelard. And by a curious irony of fate, it is the nominalist who is, +this time, the champion of orthodoxy, and the realist that of heresy. + +Once more let us try to work out Berkeley's principles for ourselves, +and inquire what foundation there is for the assertion that extension, +form, solidity, and the other "primary qualities," have an existence +apart from mind. And for this purpose let us recur to our experiment +with the pin. + +It has been seen that when the finger is pricked with a pin, a state +of consciousness arises which we call pain; and it is admitted that +this pain is not a something which inheres in the pin, but a something +which exists only in the mind, and has no similitude elsewhere. + +But a little attention will show that this state of consciousness is +accompanied by another, which can by no effort be got rid of. I not +only have the feeling, but the feeling is localized. I am just as +certain that the pain is in my finger, as I am that I have it at all. +Nor will any effort of the imagination enable me to believe that the +pain is not in my finger. + +And yet nothing is more certain than that it is not, and cannot be, in +the spot in which I feel it, nor within a couple of feet of that spot. +For the skin of the finger is connected by a bundle of fine nervous +fibres, which run up the whole length of the arm, with the spinal +marrow and brain, and we know that the feeling of pain caused by the +prick of a pin is dependent on the integrity of those fibres. After +they have been cut through close to the spinal cord, no pain will be +felt, whatever injury is done to the finger; and if the ends which +remain in connection with the cord be pricked, the pain which arises +will appear to have its seat in the finger just as distinctly as +before. Nay, if the whole arm be cut off, the pain which arises from +pricking the nerve stump will appear to be seated in the fingers, just +as if they were still connected with the body. + +It is perfectly obvious, therefore, that the localization of the +pain at the surface of the body is an act of the mind. It is an +_extradition_ of that consciousness, which has its seat in the +brain, to a definite point of the body--which takes place without our +volition, and may give rise to ideas which are contrary to fact. We +might call this extradition of consciousness a reflex feeling, just +as we speak of a movement which is excited apart from, or contrary to, +our volition, as a reflex motion. Locality is no more in the pin than +pain is; of the former, as of the latter, it is true that "its being +is to be perceived," and that its existence apart from a thinking mind +is not conceivable. + +The foregoing reasoning will be in no way affected, if, instead of +pricking the finger, the point of the pin rests gently against it, so +as to give rise merely to a tactile sensation. The tactile sensation +is referred outwards to the point touched, and seems to exist there. +But it is certain that it is not and cannot be there really, because +the brain is the sole seat of consciousness; and, further, because +evidence, as strong as that in favour of the sensation being in the +finger, can be brought forward in support of propositions which are +manifestly absurd. + +For example, the hairs and nails are utterly devoid of sensibility, +as everyone knows. Nevertheless, if the ends of the nails or hairs +are touched, ever so lightly, we feel that they are touched, and the +sensation seems to be situated in the nails or hairs. Nay more, if a +walking-stick a yard long is held firmly by the handle and the other +end is touched, the tactile sensation, which is a state of our own +consciousness, is unhesitatingly referred to the end of the stick; and +yet no one will say that it _is_ there. + +Let us now suppose that, instead of one pin's point resting against +the end of my finger, there are two. Each of these can be known to +me, as we have seen, only as a state of a thinking mind, referred +outwards, or localized. But the existence of these two states, somehow +or other, generates in my mind a host of new ideas, which did not make +their appearance when only one state was present. + +For example, I get the ideas of co-existence, of number, of distance, +and of relative place or direction. But all these ideas are ideas of +relations, and imply the existence of something which perceives those +relations. If a tactile sensation is a state of the mind, and if +the localization of that sensation is an act of the mind, how is it +conceivable that a relation between two localized sensations should +exist apart from the mind? It is, I confess, quite as easy for me to +imagine that redness may exist apart from a visual sense, as it is to +suppose that co-existence, number, and distance can have any existence +apart from the mind of which they are ideas. + +Thus it seems clear that the existence of some, at any rate, of +Locke's primary qualities of matter, such as number and extension, +apart from mind, is as utterly unthinkable as the existence of colour +and sound under like circumstances. + +Will the others--namely, figure, motion and rest, and +solidity--withstand a similar criticism? I think not. For all these, +like the foregoing, are perceptions by the mind of the relations +of two or more sensations to one another. If distance and place are +inconceivable, in the absence of the mind, of which they are ideas, +the independent existence of figure, which is the limitation of +distance, and of motion, which is change of place, must be equally +inconceivable. Solidity requires more particular consideration, as it +is a term applied to two very different things, the one of which is +solidity of form, or geometrical solidity; while the other is solidity +of substance, or mechanical solidity. + +If those motor nerves of a man by which volitions are converted into +motion were all paralysed, and if sensation remained only in the palm +of his hand (which is a conceivable case), he would still be able to +attain to clear notions of extension, figure, number, and motion, by +attending to the states of consciousness which might be aroused by the +contact of bodies with the sensory surface of the palm. But it does +not appear that such a person could arrive at any conception of +geometrical solidity. For that which does not come in contact with the +sensory surface is non-existent for the sense of touch; and a solid +body, impressed upon the palm of the hand, gives rise only to the +notion of the extension of that particular part of the solid which is +in contact with the skin. + +Nor is it possible that the idea of outness (in the sense of +discontinuity with the sentient body) could be attained by such a +person; for, as we have seen, every tactile sensation is referred to +a point either of the natural sensory surface itself, or of some +solid in continuity with that surface. Hence it would appear that the +conception of the difference between the Ego and the non-Ego could +not be attained by a man thus situated. His feelings would be his +universe, and his tactile sensations his "moenia mundi." Time would +exist for him as for us, but space would have only two dimensions. + +But now remove the paralysis from the motor apparatus, and give the +palm of the hand of our imaginary man perfect freedom to move, so as +to be able to glide in all directions over the bodies with which it is +in contact. Then with the consciousness of that mobility, the notion +of space of three dimensions--which is "_Raum_" or "room" to move with +perfect freedom--is at once given. But the notion that the tactile +surface itself moves, cannot be given by touch alone, which is +competent to testify only to the fact of change of place, not to its +cause. The idea of the motion of the tactile surface could not, in +fact, be attained, unless the idea of change of place were accompanied +by some state of consciousness, which does not exist when the tactile +surface is immoveable. This state of consciousness is what is termed +the muscular sense, and its existence is very easily demonstrable. + +Suppose the back of my hand to rest upon a table, and a sovereign to +rest upon the upturned palm, I at once acquire a notion of extension, +and of the limit of that extension. The impression made by the +circular piece of gold is quite different from that which would be +made by a triangular, or a square, piece of the same size, and thereby +I arrive at the notion of figure. Moreover, if the sovereign slides +over the palm, I acquire a distinct conception of change of place +or motion, and of the direction of that motion. For as the sovereign +slides, it affects new nerve-endings, and gives rise to new states of +consciousness. Each of them is definitely and separately localized by +a reflex act of the mind, which, at the same time, becomes aware of +the difference between two successive localizations; and therefore of +change of place, which is motion. + +If, while the sovereign lies on the hand, the latter being kept quite +steady, the fore-arm is gradually and slowly raised; the tactile +sensations, with all their accompaniments, remain exactly as they +were. But, at the same time, something new is introduced; namely, the +sense of effort. If I try to discover where this sense of effort seems +to be, I find myself somewhat perplexed at first; but, if I hold the +fore-arm in position long enough, I become aware of an obscure sense +of fatigue, which is apparently seated either in the muscles of the +arm, or in the integument directly over them. The fatigue seems to be +related to the sense of effort, in much the same way as the pain which +supervenes upon the original sense of contact, when a pin is slowly +pressed against the skin, is related to touch. + +A little attention will show that this sense of effort accompanies +every muscular contraction by which the limbs, or other parts of the +body, are moved. By its agency the fact of their movement is known; +while the direction of the motion is given by the accompanying tactile +sensations. And, in consequence of the incessant association of the +muscular and the tactile sensations, they become so fused together +that they are often confounded tinder the same name. + +If freedom to move in all directions is the very essence of that +conception of space of three dimensions which we obtain by the sense +of touch; and if that freedom to move is really another name for the +feeling of unopposed effort, accompanied by that of change of place, +it is surely impossible to conceive of such space as having existence +apart from that which is conscious of effort. + +But it may be said that we derive our conception of space of three +dimensions not only from touch, but from vision; that if we do not +feel things actually outside us, at any rate we see them. And it was +exactly this difficulty which presented itself to Berkeley at the +outset of his speculations. He met it, with characteristic boldness, +by denying that we do see things outside us; and, with no less +characteristic ingenuity, by devising that "New Theory of Vision" +which has met with wider acceptance than any of his views, though it +has been the subject of continual controversies.[1] + +[Footnote 1: I have not specifically alluded to the writings of +Bailey, Mill, Abbott, and others, on this vexed question, not because +I have failed to study them carefully, but because this is not a +convenient occasion for controversial discussion. Those who are +acquainted with the subject, however, will observe that the view I +have taken agrees substantially with that of Mr. Barley.] + +In the "Principles of Human Knowledge," Berkeley himself tells us how +he was led to those views which he published in the "Essay towards the +New Theory of Vision." + + "It will be objected that we see things actually without, or + at a distance from us, and which consequently do not exist in + the mind; it being absurd that those things which are seen at + the distance of several miles, should be as near to us as our + own thoughts. In answer to this, I desire it may be considered + that in a dream we do oft perceive things as existing at a + great distance off, and yet, for all that, those things are + acknowledged to have their existence only in the mind. + + "But for the fuller clearing of this point, it may be worth + while to consider how it is that we perceive distance and + things placed at a distance by sight. For that we should in + truth see external space and bodies actually existing in it, + some nearer, others further off, seems to carry with it some + opposition to what hath been said of their existing nowhere + without the mind. The consideration of this difficulty it + was that gave birth to my 'Essay towards the New Theory of + Vision,' which was published not long since, wherein it is + shown that distance, or outness, is neither immediately of + itself perceived by sight, nor yet apprehended, or judged + of, by lines and angles or anything that hath any necessary + connection with it; but that it is only suggested to our + thoughts by certain visible ideas and sensations attending + vision, which, in their own nature, have no manner of + similitude or relation either with distance, or with things + placed at a distance; but by a connection taught us by + experience, they come to signify and suggest them to us, after + the same manner that words of any language suggest the ideas + they are made to stand for; insomuch that a man born blind and + afterwards made to see, would not, at first sight, think the + things he saw to be without his mind or at any distance from + him." + +The key-note of the Essay to which Berkeley refers in this passage is +to be found in an italicized paragraph of section 127:-- + + "_The extensions; figures, and motions perceived by sight are + specifically distinct from the ideas of touch called by the + same names; nor is there any such thing as an idea, or kind of + idea, common to both senses_." + +It will be observed that this proposition expressly declares that +extension, figure, and motion, and consequently distance, are +immediately perceived by sight as well as by touch; but that visual +distance, extension, figure, and motion, are totally different in +quality from the ideas of the same name obtained through the sense +of touch. And other passages leave no doubt that such was Berkeley's +meaning. Thus in the 112th section of the same Essay, he carefully +defines the two kinds of distance, one visual, the other tangible:-- + + "By the distance between any two points nothing more is meant + than the number of intermediate points. If the given points + are visible, the distance between them is marked out by the + number of interjacent visible points; if they are tangible, + the distance between, them is a line consisting of tangible + points." + +Again, there are two sorts of magnitude or extension:-- + + "It has been shown that there are two sorts of objects + apprehended by sight, each whereof has its distinct magnitude + or extension: the one properly tangible, _i.e._ to be + perceived and measured by touch, and not immediately falling + under the sense of seeing; the other properly and immediately + visible, by mediation of which the former is brought into + view."--§ 55. + +But how are we to reconcile these passages with others which will be +perfectly familiar to every reader of the "New Theory of Vision "? As, +for example:-- + + "It is, I think, agreed by all, that distance of itself, and + immediately, cannot be seen."--§ 2. + + "Space or distance, we have shown, is no otherwise the object + of sight than of hearing."--§ 130. + + "Distance is in its own nature imperceptible, and yet it is + perceived by sight. It remains, therefore, that it is + brought into view by means of some other idea, that is itself + immediately perceived in the act of vision."--§ 11. + + "Distance or external space."--§ 155. + +The explanation is quite simple, and lies in the fact that Berkeley +uses the word "distance" in three senses. Sometimes he employs it to +denote visible distance, and then he restricts it to distance in two +dimensions, or simple extension. Sometimes he means tangible distance +in two dimensions; but most commonly he intends to signify tangible +distance in the third dimension. And it is in this sense that he +employs "distance" as the equivalent of "space." Distance in two +dimensions is, for Berkeley, not space, but extension. By taking a +pencil and interpolating the words "visible" and "tangible" before +"distance" wherever the context renders them necessary, Berkeley's +statements may be made perfectly consistent; though he has not always +extricated himself from the entanglement caused by his own loose +phraseology, which rises to a climax in the last ten sections of +the "Theory of Vision," in which he endeavours to prove that a pure +intelligence able to see, but devoid of the sense of touch, could have +no idea of a plane figure. Thus he says in section 156:-- + + "All that is properly perceived by the visual faculty amounts + to no more than colours with their variations and different + proportions of light and shade; but the perpetual mutability + and fleetingness of those immediate objects of sight + render them incapable of being managed after the manner of + geometrical figures, nor is it in any degree useful that they + should. It is true there be divers of them perceived at once, + and more of some and less of others; but accurately to compute + their magnitude, and assign precise determinate proportions + between things so variable and inconstant, if we suppose + it possible to be done, must yet be a very trifling and + insignificant labour." + +If, by this, Berkeley means that by vision alone, a straight line +cannot be distinguished from a curved one, a circle from a square, +a long line from a short one, a large angle from a small one, his +position is surely absurd in itself and contradictory to his own +previously cited admissions; if he only means, on the other hand, that +his pure spirit could not get very far on in his geometry, it may be +true or not; but it is in contradiction with his previous assertion, +that such a pure spirit could never attain to know as much as the +first elements of plane geometry. + +Another source of confusion, which arises out of Berkeley's +insufficient exactness in the use of language, is to be found in what +he says about solidity, in discussing Molyneux's problem, whether a +man born blind and having learned to distinguish between a cube and a +sphere, could, on receiving his sight, tell the one from the other +by vision. Berkeley agrees with Locke that he could not, and adds the +following reflection:-- + + "Cube, sphere, table, are words he has known applied to things + perceivable by touch, but to things perfectly intangible + he never knew them applied. Those words in their wonted + application always marked out to his mind bodies or solid + things which were perceived by the resistance they gave. But + there is no solidity, no resistance or protrusion perceived by + sight." + +Here "solidity" means resistance to pressure, which is apprehended by +the muscular sense; but when in section 154 Berkeley says of his pure +intelligence-- + + "It is certain that the aforesaid intelligence could have no + idea of a solid or quantity of three dimensions, which follows + from its not having any idea of distance "-- + +he refers to that notion of solidity which may be obtained by the +tactile sense, without the addition of any notion of resistance in the +solid object; as, for example, when the finger passes lightly over the +surface of a billiard ball. + +Yet another source of difficulty in clearly understanding Berkeley +arises out of his use of the word "outness." In speaking of touch +he seems to employ it indifferently, both for the localization of +a tactile sensation in the sensory surface, which we really obtain +through touch; and for the notion of corporeal separation, which is +attained by the association of muscular and tactile sensations. In +speaking of sight, on the other hand, Berkeley employs "outness" to +denote corporeal separation. + +When due allowance is made for the occasional looseness and ambiguity +of Berkeley's terminology, and the accessories are weeded out of the +essential parts of his famous Essay, his views may, I believe, be +fairly and accurately summed up in the following propositions:-- + +1. The sense of touch gives rise to ideas of extension, figure, +magnitude, and motion. + +2. The sense of touch gives rise to the idea of "outness," in the +sense of localization. + +3. The sense of touch gives rise to the idea of resistance, and thence +to that of solidity, in the sense of impenetrability. + +4. The sense of touch gives rise to the idea of "outness," in the +sense of distance in the third dimension, and thence to that of space, +or geometrical solidity. + +5. The sense of sight gives rise to ideas of extension, of figure, +magnitude, and motion. + +6. The sense of sight does not give rise to the idea of "outness," +in the sense of distance in the third dimension, nor to that of +geometrical solidity, no visual idea appearing to be without the mind, +or at any distance off (§§ 43, 50). + +7. The sense of sight does not give rise to the idea of mechanical +solidity. + +8. There is no likeness whatever between the tactile ideas called +extension, figure, magnitude, and motion, and the visual ideas which +go by the same names; nor are any ideas common to the two senses. + +9. When we think we see objects at a distance, what really happens +is that the visual picture suggests that the object seen has tangible +distance; we confound the strong belief in the tangible distance of +the object with actual sight of its distance. + +10. Visual ideas, therefore, constitute a kind of language, by which +we are informed of the tactile ideas which will, or may, arise in us. + +Taking these propositions into consideration _seriatim_, it may be +assumed that everyone will assent to the first and second; and that +for the third and fourth we have only to include the muscular sense +tinder the name of sense of touch, as Berkeley did, in order to make +it quite accurate. Nor is it intelligible to me that anyone should +explicitly deny the truth of the fifth proposition, though some +of Berkeley's supporters, less careful than himself, have done so. +Indeed, it must be confessed that it is only grudgingly, and as it +were against his will, that Berkeley admits that we obtain ideas of +extension, figure, and magnitude by pure vision, and that he more than +half retracts the admission; while he absolutely denies that sight +gives us any notion of outness in either sense of the word, and even +declares that "no proper visual idea appears to be without the mind, +or at any distance off." By "proper visual ideas," Berkeley denotes +colours, and light, and shade; and, therefore, he affirms that colours +do not appear to be at any distance from us. I confess that this +assertion appears to me to be utterly unaccountable. I have made +endless experiments on this point, and by no effort of the imagination +can I persuade myself, when looking at a colour, that the colour is +in my mind, and not at a "distance off," though of course I know +perfectly well, as a matter of reason, that colour is subjective. It +is like looking at the sun setting, and trying to persuade oneself +that the earth appears to move and not the sun, a feat I have never +been able to accomplish. Even when the eyes are shut, the darkness +of which one is conscious, carries with it the notion of outness. One +looks, so to speak, into a dark space. Common language expresses the +common experience of mankind in this matter. A man will say that a +smell is in his nose, a taste in his mouth, a singing in his ears, a +creeping or a warmth in his skin; but if he is jaundiced, he does not +say that he has yellow in his eyes, but that everything looks yellow; +and if he is troubled with _muscae volitantes_, he says, not that he +has specks in his eyes, but that he sees specks dancing before his +eyes. In fact, it appears to me that it is the special peculiarity +of visual sensations, that they invariably give rise to the idea of +remoteness, and that Berkeley's dictum ought to be reversed. For I +think that anyone who interrogates his consciousness carefully will +find that "every proper visual idea" appears to be without the mind +and at a distance off. + +Not only does every _visibile_ appear to be remote, but it has a +position in external space, just as a _tangibile_ appears to be +superficial and to have a determinate position on the surface of +the body. Every _visibile_, in fact, appears (approximately) to be +situated upon a line drawn from it to the point of the retina on which +its image falls. It is referred outwards, in the general direction of +the pencil of light by which it is rendered visible, just as, in the +experiment with the stick, the _tangibile_ is referred outwards to the +end of the stick. + +It is for this reason that an object, viewed with both eyes, is seen +single and not double. Two distinct images are formed, but each image +is referred to that point at which the two optic axes intersect; +consequently, the two images exactly cover one another, and appear as +completely one as any other two exactly similar superimposed images +would be. And it is for the same reason, that, if the ball of the +eye is pressed upon at any point, a spot of light appears apparently +outside the eye, and in a region exactly opposite to that in which the +pressure is made. + +But while it seems to me that there is no reason to doubt that the +extradition of sensation is more complete in the case of the eye than +in that of the skin, and that corporeal distinctness, and hence space, +are directly suggested by vision, it is another, and a much more +difficult question, whether the notion of geometrical solidity is +attainable by pure vision; that is to say, by a single eye, all the +parts of which are immoveable. However this may be, for an absolutely +fixed eye, I conceive there can be no doubt in the case of an eye that +is moveable and capable of adjustment. For, with the moveable eye, +the muscular sense comes into play in exactly the same way as with the +moveable hand; and the notion of change of place, _plus_ the sense of +effort, gives rise to a conception of visual space, which runs exactly +parallel with that of tangible space. When two moveable eyes are +present, the notion of space of three dimensions is obtained in the +same way as it is by the two hands, but with, much greater precision. + +And if, to take a case similar to one already assumed, we suppose a +man deprived of every sense except vision, and of all motion except +that of his eyes, it surely cannot be doubted that he would have a +perfect conception of space; and indeed a much more perfect conception +than he who possessed touch alone without vision. But of course our +touchless man would be devoid of any notion of resistance; and hence +space, for him, would be altogether geometrical and devoid of body. + +And here another curious consideration arises, what likeness, if +any, would there be between the visual space of the one man, and the +tangible space of the other? + +Berkeley, as we have seen (in the eighth proposition), declares that +there is no likeness between the ideas given by sight and those given +by touch; and one cannot but agree with him, so long as the term ideas +is restricted to mere sensations. Obviously, there is no more likeness +between the feel of a surface and the colour of it, than there is +between its colour and its smell. All simple sensations, derived +from different senses, are incommensurable with one another, and only +gradations of their own intensity are comparable. And thus so far as +the primary facts of sensation go, visual figure and tactile figure, +visual magnitude and tactile magnitude, visual motion and tactile +motion, are truly unlike, and have no common term. But when Berkeley +goes further than this, and declares that there are no "ideas" common +to the "ideas" of touch and those of sight, it appears to me that he +has fallen into a great error, and one which is the chief source of +his paradoxes about geometry. + +Berkeley in fact employs the word "idea" in this instance to denote +two totally different classes of feelings, or states of consciousness. +For these may be divided into two groups: the primary feelings, +which exist in themselves and without relation to any other, such as +pleasure and pain, desire, and the simple sensations obtained through +the sensory organs; and the secondary feelings, which express those +relations of primary feelings which are perceived by the mind; and the +existence of which, therefore, implies the pre-existence of at least +two of the primary feelings. Such are likeness and unlikeness in +quality, quantity, or form; succession and contemporaneity; contiguity +and distance; cause and effect; motion and rest. + +Now it is quite true that there is no likeness between the primary +feelings which are grouped under sight and touch; but it appears to me +wholly untrue, and indeed absurd, to affirm that there is no likeness +between the secondary feelings which express the relations of the +primary ones. + +The relation of succession perceived between the visible taps of +a hammer, is, to my mind, exactly like the relation of succession +between the tangible taps; the unlikeness between red and blue is a +mental phenomenon of the same order as the unlikeness between rough +and smooth. Two points visibly distant are so, because one or more +units of visible length _(minima visibilia_) are interposed between +them; and as two points tangibly distant are so, because one or more +units of tangible length _(minima tangibilia_) are interposed between +them, it is clear that the notion of interposition of units of +sensibility, or _minima sensibilia_, is an idea common to the two. And +whether I see a point move across the field of vision towards another +point, or feel the like motion, the idea of the gradual diminution of +the number of sensible units between the two points appears to me to +be common to both kinds of motion. + +Hence, I conceive, that though it be true that there is no likeness +between the primary feelings given by sight and those given by touch, +yet there is a complete likeness between the secondary feelings +aroused by each sense. + +Indeed, if it were not so, how could Logic, which deals with those +forms of thought which are applicable to every kind of subject-matter, +be possible? How could numerical proportion be as true of _visibilia_, +as of _tangibilia_, unless there were some ideas common to the two? +And to come directly to the heart of the matter, is there any more +difference between the relations between tangible sensations which we +call place and direction, and those between visible sensations which +go by the same name, than there is between those relations of tangible +and visible sensations which we call succession? And if there be +none, why is Geometry not just as much a matter of _visibilia_ as of +_tangibilia_? + +Moreover, as a matter of fact, it is certain that the muscular sense +is so closely connected with both the visual and the tactile senses, +that, by the ordinary laws of association, the ideas which it suggests +must needs be common to both. + +From what has been said it will follow that the ninth proposition +falls to the ground; and that vision, combined with the muscular +sensations produced by the movement of the eyes, gives us as complete +a notion of corporeal separation and of distance in the third +dimension of space, as touch, combined with the muscular sensations +produced by the movements of the hand, does. The tenth proposition +seems to contain a perfectly true statement, but it is only half +the truth. It is no doubt true that our visual ideas are a kind of +language by which we are informed of the tactile ideas which may or +will arise in us; but this is true, more or less, of every sense in +regard to every other. If I put my hand in my pocket, the tactile +ideas which I receive prophesy quite accurately what I shall +see--whether a bunch of keys or half-a-crown--when I pull it out +again; and the tactile ideas are, in this case, the language which +informs me of the visual ideas which will arise. So with the other +senses: olfactory ideas tell me I shall find the tactile and visual +phenomena called violets, if I look for them; taste tells me that +what I am tasting will, if I look at it, have the form of a clove; and +hearing warns me of what I shall, or may, see and touch every minute +of my life. + +But while the "New Theory of Vision" cannot be considered to possess +much value in relation to the immediate object its author had in view, +it had a vastly important influence in directing attention to the real +complexity of many of those phenomena of sensation, which appear at +first to be simple. And even if Berkeley was, as I imagine he was, +quite wrong in supposing that we do not see space, the contrary +doctrine makes quite as strongly for his general view, that space can +be conceived only as something thought by a mind. + +The last of Locke's "primary qualities" which remain to be considered +is mechanical solidity, or impenetrability. But our conception of this +is derived from the sense of resistance to our own effort, or active +force, which we meet with in association with sundry tactile or visual +phenomena; and, undoubtedly, active force is inconceivable except as a +state of consciousness. This may sound paradoxical; but let anyone try +to realize what he means by the mutual attraction of two particles, +and I think he will find, either, that he conceives them simply as +moving towards one another at a certain rate, in which case he only +pictures motion to himself, and leaves force aside; or, that he +conceives each particle to be animated by something like his own +volition, and to be pulling as he would pull. And I suppose that this +difficulty of thinking of force except as something comparable to +volition, lies at the bottom of Leibnitz's doctrine of monads, to say +nothing of Schopenhauer's "Welt als Wille und Vorstellung;" while the +opposite difficulty of conceiving force to be anything like volition, +drives another school of thinkers into the denial of any connection, +save that of succession, between cause and effect. + + * * * * * + +To sum up. If the materialist affirms that the universe and all its +phenomena are resolvable into matter and motion, Berkeley replies, +True; but what you call matter and motion are known to us only as +forms of consciousness; their being is to be conceived or known; and +the existence of a state of consciousness, apart from a thinking mind, +is a contradiction in terms. + +I conceive that this reasoning is irrefragable. And therefore, if +I were obliged to choose between absolute materialism and absolute +idealism, I should feel compelled to accept the latter alternative. +Indeed, upon this point Locke does, practically, go as far in the +direction of idealism, as Berkeley, when he admits that "the simple +ideas we receive from sensation and reflection are the boundaries of +our thoughts, beyond which the mind, whatever efforts it would make, +is not able to advance one jot."--Book II. chap, xxiii. § 29. + +But Locke adds, "Nor can it make any discoveries when it would pry +into the nature and hidden causes of these ideas." + +Now, from this proposition, the thorough materialists dissent as much, +on the one hand, as Berkeley does, upon the other hand. + +The thorough materialist asserts that there is a something which he +calls the "substance" of matter; that this something is the cause of +all phenomena, whether material or mental; that it is self-existent +and eternal, and so forth. + +Berkeley, on the contrary, asserts with equal confidence that there is +no substance of matter, but only a substance of mind, which he terms +spirit; that there are two kinds of spiritual substance, the one +eternal and uncreated, the substance of the Deity, the other created, +and, once created, naturally eternal; that the universe, as known +to created spirits, has no being in itself, but is the result of +the action of the substance of the Deity on the substance of those +spirits. + +In contradiction to which bold assertion, Locke affirms that we simply +know nothing about substance of any kind.[1] + +[Footnote 1: Berkeley virtually makes the same confession of +ignorance, when he admits that we can have no idea or notion of a +spirit ("Principles of Human Knowledge," § 138); and the way in which +he tries to escape the consequences of this admission, is a splendid +example of the floundering of a mired logician.] + + "So that if anyone will examine himself concerning his notion + of pure substance in general, he will find he has no other + idea of it at all, but only a supposition of he knows not + what support of such qualities, which are capable of producing + simple ideas in us, which qualities are commonly called + accidents. + + "If anyone should be asked, what is the subject wherein colour + or weight inheres? he would have nothing to say but the + solid extended parts; and if he were demanded what is it that + solidity and extension inhere in? he would not be in much + better case than the Indian before mentioned, who, urging that + the world was supported by a great elephant, was asked what + the elephant rested on? to which his answer was, a great + tortoise. But being again pressed to know what gave support + to the broad-backed tortoise I replied, something, he knew not + what. And thus here, as in all other cases when we use + words without having clear and distinct ideas, we talk like + children, who, being questioned what such a thing is, readily + give this satisfactory answer, that it is something; which in + truth signifies no more when so used, either by children or + men, but that they know not what, and that the thing they + pretend to talk and know of is what they have no distinct idea + of at all, and are, so, perfectly ignorant of it and in the + dark. The idea, then, we have, to which we give the general + name substance, being nothing but the supposed but unknown + support of those qualities we find existing, which we imagine + cannot exist _sine re substante_, without something to support + them, we call that support _substantia_, which, according to + the true import of the word, is, in plain English, standing + under or upholding."[1] + +[Footnote 1: Locke, "Human Understanding," Book II. chap, xiii. § 2.] + +I cannot but believe that the judgment of Locke is that which +Philosophy will accept as her final decision. + +Suppose that a piano were conscious of sound, and of nothing else. It +would become acquainted with a system of nature entirely composed +of sounds, and the laws of nature would be the laws of melody and of +harmony. It might acquire endless ideas of likeness and unlikeness, of +succession, of similarity and dissimilarity, but it could attain to no +conception of space, of distance, or of resistance; or of figure, or +of motion. + +The piano might then reason thus: All my knowledge consists of sounds +and the perception of the relations of sounds; now the being of sound +is to be heard; and it is inconceivable that the existence of the +sounds I know, should depend upon any other existence than that of the +mind of a hearing being. + +This would be quite as good reasoning as Berkeley's, and very sound +and useful, so far as it defines the limits of the piano's faculties. +But for all that, pianos have an existence quite apart from sounds, +and the auditory consciousness of our speculative piano would be +dependent, in the first place, on the existence of a "substance" of +brass, wood, and iron, and, in the second, on that of a musician. But +of neither of these conditions of the existence of his consciousness +would the phenomena of that consciousness afford him the slightest +hint. + +So that while it is the summit of human wisdom to learn the limit of +our faculties, it may be wise to recollect that we have no more right +to make denials, than to put forth affirmatives, about what lies +beyond that limit. Whether either mind, or matter, has a "substance" +or not, is a problem which we are incompetent to discuss; and it is +just as likely that the common notions upon the subject should be +correct as any others. Indeed, Berkeley himself makes Philonous wind +up his discussions with Hylas, in a couple of sentences which aptly +express this conclusion:-- + + "You see, Hylas, the water of yonder fountain, how it is + forced upwards in a round column to a certain height, at which + it breaks and falls back into the basin from whence it rose; + its ascent as well as its descent proceeding from the same + uniform law or principle of gravitation. Just so, the same + principles which, at first view, lead to scepticism, pursued + to a certain point, bring men back to common sense." + +THE END. + + + + + + + + + + + + + + + + + +End of Project Gutenberg's Critiques and Addresses, by Thomas Henry Huxley + +*** END OF THE PROJECT GUTENBERG EBOOK 12506 *** diff --git a/LICENSE.txt b/LICENSE.txt new file mode 100644 index 0000000..6312041 --- /dev/null +++ b/LICENSE.txt @@ -0,0 +1,11 @@ +This eBook, including all associated images, markup, improvements, +metadata, and any other content or labor, has been confirmed to be +in the PUBLIC DOMAIN IN THE UNITED STATES. + +Procedures for determining public domain status are described in +the "Copyright How-To" at https://www.gutenberg.org. + +No investigation has been made concerning possible copyrights in +jurisdictions other than the United States. 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You may copy it, give it away or +re-use it under the terms of the Project Gutenberg License included +with this eBook or online at www.gutenberg.org + + +Title: Critiques and Addresses + +Author: Thomas Henry Huxley + +Release Date: June 3, 2004 [EBook #12506] + +Language: English + +Character set encoding: ISO-8859-1 + +*** START OF THIS PROJECT GUTENBERG EBOOK CRITIQUES AND ADDRESSES *** + + + + +Produced by Bill Hershey and PG Distributed Proofreaders + + + + + + + + +=CRITIQUES AND ADDRESSES.= + +BY + +THOMAS HENRY HUXLEY, LL.D., F.R.S. + +1873. + + + + +PREFACE. + + +The "Critiques and Addresses" gathered together in this volume, like +the "Lay Sermons, Addresses, and Reviews," published three years ago, +deal chiefly with educational, scientific, and philosophical subjects; +and, in fact, indicate the high-water mark of the various tides of +occupation by which I have been carried along since the beginning of +the year 1870. + +In the end of that year, a confidence in my powers of work, which, +unfortunately, has not been justified by events, led me to allow +myself to be brought forward as a candidate for a seat on the London +School Board. Thanks to the energy of my supporters I was elected, and +took my share in the work of that body during the critical first year +of its existence. Then my health gave way, and I was obliged to resign +my place among colleagues whose large practical knowledge of the +business of primary education, and whose self-sacrificing zeal in the +discharge of the onerous and thankless duties thrown upon them by +the Legislature, made it a pleasure to work with them, even though my +position was usually that of a member of the minority. + +I mention these circumstances in order to account for (I had almost +said to apologize for) the existence of the two papers which head +the present series, and which are more or less political, both in the +lower and in the higher senses of that word. + +The question of the expediency of any form of State Education is, in +fact, a question of those higher politics which lie above the region +in which Tories, Whigs, and Radicals "delight to bark and bite." In +discussing it in my address on "Administrative Nihilism," I found +myself, to my profound regret, led to diverge very widely (though even +more perhaps in seeming than in reality) from the opinions of a man of +genius to whom I am bound by the twofold tie of the respect due to a +profound philosopher and the affection given to a very old friend. But +had I no other means of knowing the fact, the kindly geniality of Mr. +Herbert Spencer's reply[1] assures me that the tie to which I refer +will bear a much heavier strain than I have put, or ever intend to +put, upon it, and I rather rejoice that I have been the means of +calling forth so vigorous a piece of argumentative writing. Nor is +this disinterested joy at an attack upon myself diminished by the +circumstance, that, in all humility, but in all sincerity, I think it +may be repulsed. + +[Footnote 1: "Specialized Administration;" _Fortnightly Review_, +December 1871.] + +Mr. Spencer complains that I have first misinterpreted, and then +miscalled, the doctrine of which he is so able an expositor. It would +grieve me very much if I were really open to this charge. But what are +the facts? I define this doctrine as follows:-- + + "Those who hold these views support them by two lines of + argument. They enforce them deductively by arguing from an + assumed axiom, that the State has no right to do anything but + protect its subjects from aggression. The State is simply a + policeman, and its duty, neither more nor less than to prevent + robbery and murder and enforce contracts. It is not to promote + good, nor even to do anything to prevent evil, except by the + enforcement of penalties upon those who have been guilty + of obvious and tangible assaults upon purse or person. And, + according to this view, the proper form of government is + neither a monarchy, an aristocracy, nor a democracy, but an + _astynomocracy_, or police government. On the other hand, + these views are supported _à posteriori_ by an induction from + observation, which professes to show that whatever is done by + a Government beyond these negative limits, is not only sure + to be done badly, but to be done much worse than private + enterprise would have done the same thing." + +I was filled with surprised regret when I learned from the conclusion +of the article on "Specialized Administration," that this statement is +held by Mr. Spencer to be a misinterpretation of his views. Perhaps +I ought to be still more sorry to be obliged to declare myself, even +now, unable to discover where my misinterpretation lies, or in what +respect my presentation of Mr. Spencer's views differs from his own +most recent version of them. As the passage cited above shows I have +carefully defined the sense in which I use the terms which I employ, +and, therefore, I am not greatly concerned to defend the abstract +appropriateness of the terms themselves. And when Mr. Spencer +maintains the only proper functions of Government to be those which +are comprehensible under the description of "Negatively regulative +control," I may suggest that the difference between such "Negative +Administration" and "Administrative Nihilism," in the sense defined by +me, is not easily discernible. + +Having, as I hope, relieved myself from the suspicion of having +misunderstood or misrepresented Mr. Spencer's views, I might, if I +could forget that I am writing a preface, proceed to the discussion +of the parallel which he elaborates, with much knowledge and power, +between the physiological and the social organisms. But this is not +the place for a controversy involving so many technicalities, and +I content myself with one remark, namely, that the whole course of +modern physiological discovery tends to show, with more and more +clearness, that the vascular system, or apparatus for distributing +commodities in the animal organism, is eminently under the control of +the cerebro-spinal nervous centres--a fact which, unless I am again +mistaken, is contrary to one of Mr. Spencer's fundamental assumptions. +In the animal organism, Government does meddle with trade, and even +goes so far as to tamper a good deal with the currency. + +In the same number of the _Fortnightly Review_ as that which contains +Mr. Spencer's essay, Miss Helen Taylor assails me--though, I am bound +to admit, more in sorrow than in anger--for what she terms, my +"New Attack on Toleration." It is I, this time, who may complain of +misinterpretation, if the greater part of Miss Taylor's article +(with which I entirely sympathise) is supposed to be applicable to +my "intolerance." Let us have full-toleration, by all means, upon +all questions in which there is room for doubt, or which cannot be +distinctly proved to affect the welfare of mankind. But when Miss +Taylor has shown what basis exists for criminal legislation, except +the clear right of mankind not to tolerate that which is demonstrably +contrary to the welfare of society, I will admit that such +demonstration ought only to be believed in by the "curates and +old women" to whom she refers. Recent events have not weakened the +conviction I expressed in a much-abused speech at the London School +Board, that Ultramontanism is demonstrably the enemy of society; and +must be met with resistance, merely passive if possible, but active if +necessary, by "the whole power of the State." + +Next in order, it seems proper that I should briefly refer to my +friend Mr. Mivart's onslaught upon my criticism of Mr. Darwin's +critics, himself among the number, which will be found in this +volume. In "Evolution and its Consequences"[1] I am accused of +misrepresentation, misquotation, misunderstanding, and numerous other +negative and positive literary and scientific sins; and much subtle +ingenuity is expended by Mr. Mivart in attempting to extricate himself +from the position in which my exposition of the real opinions of +Father Suarez has placed him. So much more, in fact, has Mr. Mivart's +ingenuity impressed me than any other feature of his reply, that I +shall take the liberty of re-stating the main issue between us; and, +for the present, leaving that issue alone to the judgment of the +public. + +[Footnote 1: _Contemporary Review_, January 1872.] + +In his book on the "Genesis of Species" Mr. Mivart, after discussing +the opinions of sundry Catholic writers of authority, among whom he +especially includes St. Augustin, St. Thomas Aquinas, and the Jesuit +Suarez, proceeds to say: "It is then evident that ancient and most +venerable theological authorities distinctly assert _derivative_ +creation, and thus their teachings harmonize with all that modern +science can possibly require."[1] By the "derivative creation" of +organic forms, Mr. Mivart understands, "that God created them by +conferring on the material world the power to evolve them under +suitable conditions." + +[Footnote 1: Bunsen's "Outlines of the Philosophy of Universal +History," vol. i.p. 349. 1854.] + +On the contrary, I proved by evidence, which Mr. Mivart does not +venture to impugn, that Suarez, in his "Tractatus de Opere sex +Dierum," expressly rejects St. Augustin's and St. Thomas' views; that +he vehemently advocates the literal interpretation of the account of +the creation given in the Book of Genesis; and that he treats with +utter scorn the notion that the Almighty could have used the language +of that Book, unless He meant it to be taken literally. + +Mr. Mivart, therefore, either has read Suarez and has totally +misrepresented him--a hypothesis which, I hope I need hardly say, I do +not for a moment entertain: or, he has got his information at second +hand, and has himself been deceived. But in that case, it is surely +an imprudence on his part, to reproach me with having "read Suarez _ad +hoc_, and evidently without the guidance of anyone familiar with +that author." No doubt, in the matter of guidance, Mr. Mivart has the +advantage of me. Nevertheless, the guides who supplied him with his +references to Suarez' "Metaphysica," while they left him in ignorance +of the existence of the "Tractatus," are guides with whose services +it might be better to dispense; leaders who wilfully shut their eyes, +being even more liable to lodge one in a ditch, than blind leaders. + +At the time when the essay on "Methods and Results of Ethnology" was +written, I had not met with a passage in Professor Max Müller's "Last +Results of Turanian Researches"[1] which shows so appositely, that +the profoundest study of philology leads to conclusions respecting the +relation of Ethnology with Philology, similar to those at which I had +arrived in approaching the question from the Anatomist's side, that I +cannot refrain from quoting it: + +[Footnote 1: LONDON, _April_ 1873.] + + "Nor should we, in our phonological studies, either expect or + desire more than general hints from physical ethnology. The + proper and rational connection between the two sciences is + that of mutual advice and suggestion, but nothing more. Much + of the confusion of terms and indistinctness of principles, + both in Ethnology and Phonology, are due to the combined + study of these heterogeneous sciences. Ethnological race + and phonological race are not commensurate, except in + ante-historical times, or perhaps at the very dawn of history. + With the migration of tribes, their wars, their colonies, + their conquests and alliances, which, if we may judge from + their effects, must have been much more violent in the + ethnic, than even in the political, period of history, it is + impossible to imagine that race and language should continue + to run parallel. The physiologist should pursue his own + science unconcerned about language." + +It is further desirable to remark that the statements in this Essay +respecting the forms of Native American crania need rectification. On +this point, I refer the reader who is interested in the subject to +my paper "On the Form of the Cranium among the Patagonians and the +Fuegians" published in the _Journal of Anatomy and Physiology_ for +1868. + +If the problem discussed in my address to the British Association +in 1870 has not yet received its solution, it is not because the +champions of Abiogenesis have been idle, or wanting in confidence. But +every new assertion on their side has been met by a counter assertion; +and though the public may have been led to believe that so much noise +must indicate rapid progress, one way or the other, an impartial +critic will admit, with sorrow, that the question has been "marking +time" rather than marching. In mere sound, these two processes are not +so very different. + + + + + +CONTENTS. + + +I. + +ADMINISTRATIVE NIHILISM. (An Address delivered to the Members of +the Midland Institute, on the 9th of October, 1871, and subsequently +published in the _Fortnightly Review_) + + +II. + +THE SCHOOL BOARDS: WHAT THEY CAN DO, AND WHAT THEY MAY DO. (The +_Contemporary Review_, 1870) + + +III. + +ON MEDICAL EDUCATION. (An Address to the Students of the Faculty of +Medicine in University College, London, 1870) + + +IV. + +YEAST. (The _Contemporary Review_, 1871) + + +V. + +ON THE FORMATION OF COAL. (A Lecture delivered before the Members of +the Bradford Philosophical Institution, and subsequently published in +the _Contemporary Review_) + + +VI. + +ON CORAL AND CORAL REEFS. (_Good Words_, 1870) + + +VII. + +ON THE METHODS AND RESULTS OF ETHNOLOGY. (The _Fortnightly Review_, +1865) + + +VIII. + +ON SOME FIXED POINTS IN BRITISH ETHNOLOGY. (The _Contemporary Review_, +1871) + + +IX. + +PALAEONTOLOGY AND THE DOCTRINE OF EVOLUTION. (The Presidential Address +to the Geological Society, 1870) + + +X. + +MR. DARWIN'S CRITICS. (The _Contemporary Review_, 1871) + + +XI. + +THE GENEALOGY OF ANIMALS. (A Review of Haeckel's "Natürliche +Schöpfungs-Geschichte." The _Academy_, 1869) + + +XII. + +BISHOP BERKELEY ON THE METAPHYSICS OF SENSATION. _(Macmillan's +Magazine_, 1871) + + + + +CRITIQUES AND ADDRESSES. + + + + +I. + +ADMINISTRATIVE NIHILISM. + +(AN ADDRESS TO THE MEMBERS OF THE MIDLAND INSTITUTE, OCTOBER 9TH, +1871.) + + +To me, and, as I trust, to the great majority of those whom I address, +the great attempt to educate the people of England which has just been +set afoot, is one of the most satisfactory and hopeful events in our +modern history. But it is impossible, even if it were desirable, +to shut our eyes to the fact, that there is a minority, not +inconsiderable in numbers, nor deficient in supporters of weight and +authority, in whose judgment all this legislation is a step in the +wrong direction, false in principle, and consequently sure to produce +evil in practice. + +The arguments employed by these objectors are of two kinds. The first +is what I will venture to term the caste argument; for, if logically +carried out, it would end in the separation of the people of this +country into castes, as permanent and as sharply defined, if not as +numerous, as those of India. It is maintained that the whole fabric +of society will be destroyed if the poor, as well as the rich, are +educated; that anything like sound and good education will only make +them discontented with their station and raise hopes which, in the +great majority of cases, will be bitterly disappointed. It is said: +There must be hewers of wood and drawers of water, scavengers and +coalheavers, day labourers and domestic servants, or the work of +society will come to a standstill. But, if you educate and refine +everybody, nobody will be content to assume these functions, and all +the world will want to be gentlemen and ladies. + +One hears this argument most frequently from the representatives of +the well-to-do middle class; and, coming from them, it strikes me as +peculiarly inconsistent, as the one thing they admire, strive after, +and advise their own children to do, is to get on in the world, and, +if possible, rise out of the class in which they were born into that +above them. Society needs grocers and merchants as much as it needs +coalheavers; but if a merchant accumulates wealth and works his way to +a baronetcy, or if the son of a greengrocer becomes a lord chancellor, +or an archbishop, or, as a successful soldier, wins a peerage, all the +world admires them; and looks with pride upon the social system which +renders such achievements possible. Nobody suggests that there is +anything wrong in _their_ being discontented with _their_ station; or +that, in _their_ cases society suffers by men of ability reaching the +positions for which nature has fitted them. + +But there are better replies than those of the _tu quoque_ sort to the +caste argument. In the first place, it is not true that education, +as such, unfits men for rough and laborious, or even disgusting, +occupations. The life of a sailor is rougher and harder than that of +nine landsmen out of ten, and yet, as every ship's captain knows, no +sailor was ever the worse for possessing a trained intelligence. The +life of a medical practitioner, especially in the country, is harder +and more laborious than that of most artisans, and he is constantly +obliged to do things which, in point of pleasantness, cannot be ranked +above scavengering--yet he always ought to be, and he frequently is, +a highly educated man. In the second place, though it may be granted +that the words of the catechism, which require a man to do his duty in +the station to which it has pleased God to call him, give an admirable +definition of our obligation to ourselves and to society; yet the +question remains, how is any given person to find out what is the +particular station to which it has pleased God to call him? A new-born +infant does not come into the world labelled scavenger, shopkeeper, +bishop, or duke. One mass of red pulp is just like another to all +outward appearance. And it is only by finding out what his faculties +are good for, and seeking, not for the sake of gratifying a paltry +vanity, but as the highest duty to himself and to his fellow-men, +to put himself into the position in which they can attain their full +development, that the man discovers his true station. That which is to +be lamented, I fancy, is not that society should do its utmost to help +capacity to ascend from the lower strata to the higher, but that it +has no machinery by which to facilitate the descent of incapacity from +the higher strata to the lower. In that noble romance, the "Republic" +(which is now, thanks to the Master of Balliol, as intelligible to +us all, as if it had been written in our mother tongue), Plato makes +Socrates say that he should like to inculcate upon the citizens of his +ideal state just one "royal lie." + + "'Citizens,' we shall say to them in our tale--'You are + brothers, yet God has framed you differently. Some of you + have the power of command, and these he has composed of + gold, wherefore also they have the greatest honour; others + of silver, to be auxiliaries; others again, who are to be + husbandmen and craftsmen, he has made of brass and iron; and + the species will generally be preserved in the children. But + as you are of the same original family, a golden parent will + sometimes have a silver son, or a silver parent a golden son. + And God proclaims to the rulers, as a first principle, that + before all they should watch over their offspring, and see + what elements mingle with their nature; for if the son of a + golden or silver parent has an admixture of brass and iron, + then nature orders a transposition of ranks, and the eye of + the ruler must not be pitiful towards his child because he has + to descend in the scale and become a husbandman or artisan; + just as there may be others sprung from the artisan class, who + are raised to honour, and become guardians and auxiliaries. + For an oracle says that when a man of brass or iron guards the + State, it will then be destroyed.'"[1] + +[Footnote 1: "The Dialogues of Plato." Translated into English, with +Analysis and Introduction, by B. Jowett, M.A. Vol. ii. p. 243.] + +Time, whose tooth gnaws away everything else, is powerless against +truth; and the lapse of more than two thousand years has not weakened +the force of these wise words. Nor is it necessary that, as Plato +suggests, society should provide functionaries expressly charged with +the performance of the difficult duty of picking out the men of brass +from those of silver and gold. Educate, and the latter will certainly +rise to the top; remove all those artificial props by which the brass +and iron folk are kept at the top, and, by a law as sure as that of +gravitation, they will gradually sink to the bottom. We have all +known noble lords who would have been coachmen, or gamekeepers, or +billiard-markers, if they had not been kept afloat by our social +corks; we have all known men among the lowest ranks, of whom everyone +has said, "What might not that man have become, if he had only had a +little education?" + +And who that attends, even in the most superficial way, to the +conditions upon which the stability of modern society--and especially +of a society like ours, in which recent legislation has placed +sovereign authority in the hands of the masses, whenever they are +united enough to wield their power--can doubt that every man of high +natural ability, who is both ignorant and miserable, is as great a +danger to society as a rocket without a stick is to the people +who fire it? Misery is a match that never goes out; genius, as an +explosive power, beats gunpowder hollow; and if knowledge, which +should give that power guidance, is wanting, the chances are not small +that the rocket will simply run a-muck among friends and foes. What +gives force to the socialistic movement which is now stirring +European society to its depths, but a determination on the part of the +naturally able men among the proletariat, to put an end, somehow or +other, to the misery and degradation in which a large proportion of +their fellows are steeped? The question, whether the means by which +they purpose to achieve this end are adequate or not, is at this +moment the most important of all political questions--and it is beside +my present purpose to discuss it. All I desire to point out is, that +if the chance of the controversy being decided calmly and rationally, +and not by passion and force, looks miserably small to an impartial +bystander, the reason is that not one in ten thousand of those who +constitute the ultimate court of appeal, by which questions of the +utmost difficulty, as well as of the most momentous gravity, will have +to be decided, is prepared by education to comprehend the real nature +of the suit brought before their tribunal. + +Finally, as to the ladies and gentlemen question, all I can say is, +would that every woman-child born into this world were trained to be +a lady, and every man-child a gentleman! But then I do not use those +much-abused words by way of distinguishing people who wear fine +clothes, and live in fine houses, and talk aristocratic slang, from +those who go about in fustian, and live in back slums, and talk gutter +slang. Some inborn plebeian blindness, in fact, prevents me from +understanding what advantage the former have over the latter. I have +never even been able to understand why pigeon-shooting at Hurlingham +should be refined and polite, while a rat-killing match in Whitechapel +is low; or why "What a lark" should be coarse, when one hears "How +awfully jolly" drop from the most refined lips twenty times in an +evening. + +Thoughtfulness for others, generosity, modesty, and self-respect, are +the qualities which make a real gentleman, or lady, as distinguished +from the veneered article which commonly goes by that name. I by no +means wish to express any sentimental preference for Lazarus against +Dives, but, on the face of the matter, one does not see why the +practice of these virtues should be more difficult in one state of +life than another; and any one who has had a wide experience among all +sorts and conditions of men, will, I think, agree with me that they +are as common in the lower ranks of life as in the higher. + +Leaving the caste argument aside then, as inconsistent with the +practice of those who employ it, as devoid of any justification in +theory, and as utterly mischievous if its logical consequences were +carried out, let us turn to the other class of objectors. To these +opponents, the Education Act is only one of a number of pieces of +legislation to which they object on principle; and they include under +like condemnation the Vaccination Act, the Contagious Diseases Act, +and all other sanitary Acts; all attempts on the part of the State to +prevent adulteration, or to regulate injurious trades; all legislative +interference with anything that bears directly or indirectly on +commerce, such as shipping, harbours, railways, roads, cab-fares, and +the carriage of letters; and all attempts to promote the spread of +knowledge by the establishment of teaching bodies, examining +bodies, libraries, or museums, or by the sending out of scientific +expeditions; all endeavours to advance art by the establishment of +schools of design, or picture galleries; or by spending money upon +an architectural public building when a brick box would answer the +purpose. According to their views, not a shilling of public money must +be bestowed upon a public park or pleasure-ground; not sixpence upon +the relief of starvation, or the cure of disease. Those who hold +these views support them by two lines of argument. They enforce them +deductively by arguing from an assumed axiom, that the State has no +right to do anything but protect its subjects from aggression. The +State is simply a policeman, and its duty is neither more nor less +than to prevent robbery and murder and enforce contracts. It is not to +promote good, nor even to do anything to prevent evil, except by the +enforcement of penalties upon those who have been guilty of obvious +and tangible assaults upon purses or persons. And, according to +this view, the proper form of government is neither a monarchy, +an aristocracy, nor a democracy, but an _astynomocracy_, or +police government. On the other hand, these views are supported _à +posteriori_, by an induction from observation, which professes to show +that whatever is done by a Government beyond these negative limits, is +not only sure to be done badly, but to be done much worse than private +enterprise would have done the same thing. + +I am by no means clear as to the truth of the latter proposition. It +is generally supported by statements which prove clearly enough that +the State does a great many things very badly. But this is really +beside the question. The State lives in a glass house; we see what it +tries to do, and all its failures, partial or total, are made the most +of. But private enterprise is sheltered under good opaque bricks and +mortar. The public rarely knows what it tries to do, and only hears +of failures when they are gross and patent to all the world. Who is +to say how private enterprise would come out if it tried its hand +at State work? Those who have had most experience of joint-stock +companies and their management, will probably be least inclined to +believe in the innate superiority of private enterprise over State +management. If continental bureaucracy and centralization be fraught +with multitudinous evils, surely English beadleocracy and parochial +obstruction are not altogether lovely. If it be said that, as a matter +of political experience, it is found to be for the best interests, +including the healthy and free development, of a people, that the +State should restrict itself to what is absolutely necessary, and +should leave to the voluntary efforts of individuals as much as +voluntary effort can be got to do, nothing can be more just. But, on +the other hand, it seems to me that nothing can be less justifiable +than the dogmatic assertion that State interference, beyond the limits +of home and foreign police, must, under all circumstances, do harm. + +Suppose, however, for the sake of argument, that we accept the +proposition that the functions of the State may be properly summed up +in the one great negative commandment,--"Thou shalt not allow any man +to interfere with the liberty of any other man,"--I am unable to see +that the logical consequence is any such restriction of the power of +Government, as its supporters imply. If my next-door neighbour +chooses to have his drains in such a state as to create a poisonous +atmosphere, which I breathe at the risk of typhus and diphtheria, he +restricts my just freedom to live just as much as if he went about +with a pistol, threatening my life; if he is to be allowed to let +his children go unvaccinated, he might as well be allowed to leave +strychnine lozenges about in the way of mine; and if he brings them up +untaught and untrained, to earn their living, he is doing his best +to restrict my freedom, by increasing the burden of taxation for the +support of gaols and workhouses, which I have to pay. + +The higher the state of civilization, the more completely do the +actions of one member of the social body influence all the rest, and +the less possible is it for any one man to do a wrong thing +without interfering, more or less, with the freedom of all his +fellow-citizens. So that, even upon the narrowest view of the +functions of the State, it must be admitted to have wider powers than +the advocates of the police theory are disposed to admit. + +It is urged, I am aware, that if the right of the State to step beyond +the assigned limits is admitted at all, there is no stopping; and that +the principle which justifies the State in enforcing vaccination or +education, will also justify it in prescribing my religious belief, +or my mode of carrying on my trade or profession; in determining the +number of courses I have for dinner, or the pattern of my waistcoat. + +But surely the answer is obvious that, on similar grounds, the right +of a man to eat when he is hungry might be disputed, because if you +once allow that he may eat at all, there is no stopping him until he +gorges himself, and suffers all the ills of a surfeit. In practice, +the man leaves off when reason tells him he has had enough; and, in +a properly organized State, the Government, being nothing but the +corporate reason of the community, will soon find out when State +interference has been carried far enough. And, so far as my +acquaintance with those who carry on the business of Government goes, +I must say that I find them far less eager to interfere with the +people, than the people are to be interfered with. And the reason is +obvious. The people are keenly sensible of particular evils, and, like +a man suffering from pain, desire an immediate remedy. The statesman, +on the other hand, is like the physician, who knows that he can stop +the pain at once by an opiate; but who also knows that the opiate may +do more harm than good in the long run. In three cases out of four the +wisest thing he can do is to wait, and leave the case to nature. But +in the fourth case, in which the symptoms are unmistakable, and the +cause of the disease distinctly known, prompt remedy saves a life. +Is the fact that a wise physician will give as little medicine as +possible any argument for his abstaining from giving any at all? + +But the argument may be met directly. It may be granted that the +State, or corporate authority of the people, might with perfect +propriety order my religion, or my waistcoat, if as good grounds +could be assigned for such an order as for the command to educate my +children. And this leads us to the question which lies at the root of +the whole discussion--the question, namely, upon what foundation +does the authority of the State rest, and how are the limits of that +authority to be determined? + +One of the oldest and profoundest of English philosophers, Hobbes of +Malmesbury, writes thus:-- + + "The office of the sovereign, be it monarch or an assembly, + consisteth in the end for which he was entrusted with the + sovereign power, namely, the procuration of _the safety_ of + the people: to which he is obliged by the law of nature, and + to render an account thereof to God, the author of that law, + and to none but Him. But by safety, here, is not meant a bare + preservation, but also all other contentments of life, which + every man by lawful industry, without danger or hurt to the + commonwealth, shall acquire to himself." + +At first sight this may appear to be a statement of the police-theory +of government, pure and simple; but it is not so. For Hobbes goes on +to say:-- + + "And this is intended should be done, not by care applied to + individuals, further than their protection from injuries, when + they shall complain; but by a general providence contained in + public instruction both of doctrine and example; and in the + making and executing of good laws to which individual persons + may apply their own cases."[1] + +[Footnote 1: "Leviathan," Molesworth's ed. p. 322.] + +To a witness of the civil war between Charles I. and the Parliament, +it is not wonderful that the dissolution of the bonds of society which +is involved in such strife should appear to be "the greatest evil that +can happen in this life;" and all who have read the "Leviathan" know +to what length Hobbes's anxiety for the preservation of the authority +of the representative of the sovereign power, whatever its shape, +leads him. But the justice of his conception of the duties of the +sovereign power does not seem to me to be invalidated by his monstrous +doctrines respecting the sacredness of that power. + +To Hobbes, who lived during the break-up of the sovereign power by +popular force, society appeared to be threatened by everything which +weakened that power: but, to John Locke, who witnessed the evils which +flow from the attempt of the sovereign power to destroy the rights +of the people by fraud and violence, the danger lay in the other +direction. + +The safety of the representative of the sovereign power itself is to +Locke a matter of very small moment, and he contemplates its abolition +when it ceases to do its duty, and its replacement by another, as a +matter of course. The great champion of the revolution of 1688 could +do no less. Nor is it otherwise than natural that he should seek to +limit, rather than to enlarge, the powers of the State, though in +substance he entirely agrees with Hobbes's view of its duties:-- + + "But though men," says he, "when they enter into society, give + up the equality, liberty, and executive power they had in the + state of nature, into the hands of the society, to be so far + disposed of by the Legislature as the good of society shall + require; yet it being only with an intention in every one the + better to preserve himself, his liberty and property (for no + rational creature can be supposed to change his condition + with an intention to be worse), the power of the society, + or legislation, constituted by them can never be supposed to + extend further than the common good, but is obliged to secure + every one's property by providing against those three defects + above mentioned, that made the state of nature so unsafe and + uneasy. And so, whoever has the legislative or supreme + power of any commonwealth, is bound to govern by established + standing laws, promulgated and known to the people, and not + by extemporary decrees; by indifferent and upright judges, who + are to decide controversies by those laws: and to employ the + force of the community at home only in the execution of such + laws; or abroad, to prevent or redress foreign injuries, and + secure the community from inroads and invasion. And all this + to be directed to no other end than the peace, safety, and + public good of the people."[1] + +[Footnote 1: Locke's Essay, "Of Civil Government," § 131.] + +Just as in the case of Hobbes, so in that of Locke, it may at first +sight appear from this passage that the latter philosopher's views of +the functions of Government incline to the negative, rather than the +positive, side. But a further study of Locke's writings will at +once remove this misconception. In the famous "Letter concerning +Toleration," Locke says:-- + + "The commonwealth seems to me to be a society of men + constituted only for the procuring, preserving, and + _advancing_ their own civil interests. + + "Civil interests I call life, liberty, health, and indolency + of body; and the possession of outward things, such as money, + lands, houses, furniture, and the like. + + "It is the duty of the civil magistrate, by the impartial + execution of equal laws, to secure unto all the people in + general, and to every one of his subjects in particular, the + just possession of those things belonging to this life. + + "... The whole jurisdiction of the magistrate reaches only + to these civil concernments.... All civil power, right, + and dominion, is bounded and confined to the only care of + promoting these things." + +Elsewhere in the same "Letter," Locke lays down the proposition that +if the magistrate understand washing a child "to be profitable to the +curing or preventing any disease that children are subject unto, and +esteem the matter weighty enough to be taken care of by a law, in that +case he may order it to be done." + +Locke seems to differ most widely from Hobbes by his strong advocacy +of a certain measure of toleration in religious matters. But the +reason why the civil magistrate ought to leave religion alone is, +according to Locke, simply this, that "true and saving religion +consists in the inward persuasion of the mind." And since "such is the +nature of the understanding that it cannot be compelled to the belief +of anything by outward force," it is absurd to attempt to make men +religious by compulsion. I cannot discover that Locke fathers the pet +doctrine of modern Liberalism, that the toleration of error is a good +thing in itself, and to be reckoned among the cardinal virtues; on +the contrary, in this very "Letter on Toleration" he states in the +clearest language that "No opinion contrary to human society, or to +those moral rules which are necessary to the preservation of civil +society, are to be tolerated by the magistrate." And the practical +corollary which he draws from this proposition is that there ought to +be no toleration for either Papists or Atheists. + +After Locke's time the negative view of the functions of Government +gradually grew in strength, until it obtained systematic and able +expression in Wilhelm von Humboldt's "Ideen,"[1] the essence of which +is the denial that the State has a right to be anything more than +chief policeman. And, of late years, the belief in the efficacy of +doing nothing, thus formulated, has acquired considerable popularity +for several reasons. In the first place, men's speculative convictions +have become less and less real; their tolerance is large because their +belief is small; they know that the State had better leave things +alone unless it has a clear knowledge about them; and, with reason, +they suspect that the knowledge of the governing power may stand no +higher than the very low watermark of their own. + +[Footnote 1: An English translation has been published under the title +of "Essay on the Sphere and Duties of Government."] + +In the second place, men have become largely absorbed in the mere +accumulation of wealth; and as this is a matter in which the plainest +and strongest form of self-interest is intensely concerned, science +(in the shape of Political Economy) has readily demonstrated that +self-interest may be safely left to find the best way of attaining +its ends. Rapidity and certainty of intercourse between different +countries, the enormous development of the powers of machinery, and +general peace (however interrupted by brief periods of warfare), have +changed the face of commerce as completely as modern artillery has +changed that of war. The merchant found himself as much burdened by +ancient protective measures as the soldier by his armour--and negative +legislation has been of as much use to the one as the stripping off +of breast-plates, greaves, and buff-coat to the other. But because the +soldier is better without his armour it does not exactly follow that +it is desirable that our defenders should strip themselves stark +naked; and it is not more apparent why _laissez-faire_--great and +beneficial as it may be in all that relates to the accumulation of +wealth--should be the one great commandment which the State is to +obey in all other matters; and especially in those in which the +justification of _laissez-faire_, namely, the keen insight given by +the strong stimulus of direct personal interest, in matters clearly +understood, is entirely absent. + +Thirdly, to the indifference generated by the absence of fixed +beliefs, and to the confidence in the efficacy of _laissez-faire_, +apparently justified by experience of the value of that principle when +applied to the pursuit of wealth, there must be added that nobler and +better reason for a profound distrust of legislative interference, +which animates Von Humboldt and shines forth in the pages of Mr. +Mill's famous Essay on Liberty--I mean the just fear lest the end +should be sacrificed to the means; lest freedom and variety should be +drilled and disciplined out of human life in order that the great mill +of the State should grind smoothly. + +One of the profoundest of living English philosophers, who is at the +same time the most thoroughgoing and consistent of the champions of +astynomocracy, has devoted a very able and ingenious essay[1] to the +drawing out of a comparison between the process by which men have +advanced from the savage state to the highest civilization, and that +by which an animal passes from the condition of an almost shapeless +and structureless germ, to that in which it exhibits a highly +complicated structure and a corresponding diversity of powers. Mr. +Spencer says with great justice-- + +[Footnote 1: "The Social Organism:" Essays. Second Series.] + + "That they gradually increase in mass; that they become, + little by little, more complex; that, at the same time, their + parts grow more mutually dependent; and that they continue to + live and grow as wholes, while successive generations of their + units appear and disappear,--are broad peculiarities which + bodies politic display, in common with all living bodies, and + in which they and living bodies differ from everything else." + +In a very striking passage of this essay Mr. Spencer shows with what +singular closeness a parallel between the development of a nervous +system, which is the governing power of the body in the series of +animal organisms, and that of government, in the series of social +organisms, can be drawn:-- + + "Strange as the assertion, will be thought," says Mr. Spencer, + "our Houses of Parliament discharge in the social economy + functions that are, in sundry respects, comparable to those + discharged by the cerebral masses in a vertebrate animal.... + The cerebrum co-ordinates the countless heterogeneous + considerations which affect the present and future welfare of + the individual as a whole; and the Legislature co-ordinates + the countless heterogeneous considerations which affect the + immediate and remote welfare of the whole community. We may + describe the office of the brain as that of _averaging_ the + interests of life, physical, intellectual, moral, social; and + a good brain is one in which the desires answering to their + respective interests are so balanced, that the conduct they + jointly dictate sacrifice none of them. Similarly we may + describe the office of Parliament as that of _averaging_ the + interests of the various classes in a community; and a good + Parliament is one in which the parties answering to these + respective interests are so balanced, that their united + legislation concedes to each class as much as consists with + the claims of the rest." + +All this appears to be very just. But if the resemblances between the +body physiological and the body politic are any indication, not only +of what the latter is, and how it has become what it is, but of what +it ought to be, and what it is tending to become, I cannot but think +that the real force of the analogy is totally opposed to the negative +view of State function. + +Suppose that, in accordance with this view, each muscle were to +maintain that the nervous system had no right to interfere with its +contraction, except to prevent it from hindering the contraction of +another muscle; or each gland, that it had a right to secrete, so long +as its secretion interfered with no other; suppose every separate cell +left free to follow its own "interests," and _laissez-faire_ lord of +all, what would become of the body physiological? + +The fact is that the sovereign power of the body thinks for the +physiological organism, acts for it, and rules the individual +components with a rod of iron. Even the blood-corpuscles can't hold a +public meeting without being accused of "congestion"--and the brain, +like other despots whom we have known, calls out at once for the +use of sharp steel against them. As in Hobbes's "Leviathan," the +representative of the sovereign authority in the living organism, +though he derives all his powers from the mass which he rules, is +above the law. The questioning of his authority involves death, or +that partial death which we call paralysis. Hence, if the analogy of +the body politic with the body physiological counts for anything, it +seems to me to be in favour of a much larger amount of governmental +interference than exists at present, or than I, for one, at all desire +to see. But, tempting as the opportunity is, I am not disposed to +build up any argument in favour of my own case upon this analogy, +curious, interesting, and in many respects close, as it is, for it +takes no cognizance of certain profound and essential differences +between the physiological and the political bodies. + +Much as the notion of a "social contract" has been ridiculed, it +nevertheless seems to be clear enough, that all social organization +whatever depends upon what is substantially a contract, whether +expressed or implied, between the members of the society. No society +ever was, or ever can be, really held together by force. It may seem +a paradox to say that a slaveholder does not make his slaves work +by force, but by agreement. And yet it is true. There is a contract +between the two which, if it were written out, would run in these +terms:--"I undertake to feed, clothe, house, and not to kill, flog, +or otherwise maltreat you, Quashie, if you perform a certain amount of +work." Quashie, seeing no better terms to be had, accepts the bargain, +and goes to work accordingly. A highwayman who garottes me, and then +clears out my pockets, robs me by force in the strict sense of the +words; but if he puts a pistol to my head and demands my money or +my life, and I, preferring the latter, hand over my purse, we have +virtually made a contract, and I perform one of the terms of that +contract. If, nevertheless, the highwayman subsequently shoots me, +everybody will see that, in addition to the crimes of murder and +theft, he has been guilty of a breach of contract. + +A despotic Government, therefore, though often a mere combination +of slaveholding and highway robbery, nevertheless implies a contract +between governor and governed, with voluntary submission on the part +of the latter; and _à fortiori_, all other forms of government are in +like case. + +Now a contract between any two men implies a restriction of the +freedom of each in certain particulars. The highwayman gives up his +freedom to shoot me, on condition of my giving up my freedom to do +as I like with my money: I give up my freedom to kill Quashie, on +condition of Quashie's giving up his freedom to be idle. And the +essence and foundation of every social organization, whether simple +or complex, is the fact that each member of the society voluntarily +renounces his freedom in certain directions, in return for the +advantages which he expects from association with the other members +of that society. Nor are constitutions, laws, or manners, in ultimate +analysis, anything but so many expressed or implied contracts between +the members of a society to do this, or abstain from that. + +It appears to me that this feature constitutes the difference +between the social and the physiological organism. Among the higher +physiological organisms, there is none which is developed by the +conjunction of a number of primitively independent existences into +a complex whole. The process of social organization appears to be +comparable, not so much to the process of organic development, as +to the synthesis of the chemist, by which independent elements are +gradually built up into complex aggregations--in which each element +retains an independent individuality, though held in subordination to +the whole. The atoms of carbon and hydrogen, oxygen, nitrogen, which +enter into a complex molecule, do not lose the powers originally +inherent in them, when they unite to form that molecule, the +properties of which express those forces of the whole aggregation +which are not neutralized and balanced by one another. Each atom has +given up something, in order that the atomic society, or molecule, may +subsist. And as soon as any one or more of the atoms thus associated +resumes the freedom which it has renounced, and follows some external +attraction, the molecule is broken up, and all the peculiar properties +which depended upon its constitution vanish. + +Every society, great or small, resembles such a complex molecule, +in which the atoms are represented by men, possessed of all those +multifarious attractions and repulsions which are manifested in their +desires and volitions, the unlimited power of satisfying which, we +call freedom. The social molecule exists in virtue of the renunciation +of more or less of this freedom by every individual. It is decomposed, +when the attraction of desire leads to the resumption of that freedom, +the suppression of which is essential to the existence of the social +molecule. And the great problem of that social chemistry we call +politics, is to discover what desires of mankind may be gratified, and +what must be suppressed, if the highly complex compound, society, +is to avoid decomposition. That the gratification of some of +men's desires shall be renounced is essential to order; that the +satisfaction of others shall be permitted is no less essential to +progress; and the business of the sovereign authority--which is, or +ought-to be, simply a delegation of the people appointed to act for +its good--appears to me to be, not only to enforce the renunciation of +the anti-social desires, but, wherever it may be necessary, to promote +the satisfaction of those which are conducive to progress. + +The great metaphysician, Immanuel Kant, who is at his greatest when +he discusses questions which are not metaphysical, wrote, nearly a +century ago, a wonderfully instructive essay entitled "A Conception of +Universal History in relation to Universal Citizenship,"[1] from which +I will borrow a few pregnant sentences:-- + +[Footnote 1: "Idee zu einer allgemeinen Geschichte in weltbürgerlichen +Absicht," 1784. This paper has been translated by De Quincey, and +attention has been recently drawn to its "signal merits" by the Editor +of the _Fortnightly Review_ in his Essay on Condorcet. (_Fortnightly +Review_, No. xxxviii. N.S. pp. 136, 137.)] + + "The means of which Nature has availed herself, in order to + bring about the development of all the capacities of man, is + the antagonism of those capacities to social organization, + so far as the latter does in the long run necessitate their + definite correlation. By antagonism, I here mean the unsocial + sociability of mankind--that is, the combination in them of + an impulse to enter into society, with a thorough spirit + of opposition which constantly threatens to break up this + society. The ground of this lies in human nature. Man has an + inclination to enter into society, because in that state he + feels that he becomes more a man, or, in other words, that his + natural faculties develop. But he has also a great tendency to + isolate himself, because he is, at the same time, aware of the + unsocial peculiarity of desiring to have everything his own + way; and thus, being conscious of an inclination to oppose + others, he is naturally led to expect opposition from them. + + "Now it is this opposition which awakens all the dormant + powers of men, stimulates them to overcome their inclination + to be idle, and, spurred by the love of honour, or power, or + wealth, to make themselves a place among their fellows, whom + they can neither do with, nor do without. + + "Thus they make the first steps from brutishness towards + culture, of which the social value of man is the measure. Thus + all talents become gradually developed, taste is formed, + and by continual enlightenment the foundations of a way of + thinking are laid, which gradually changes the mere rude + capacity of moral perception into determinate practical + principles; and thus society, which is originated by a sort + of pathological compulsion, becomes metamorphosed into a moral + unity." (_Loc. cit_. p. 147.) + + "All the culture and art which adorn humanity, the most + refined social order, are produced by that unsociability which + is compelled by its own existence to discipline itself, and + so by enforced art to bring the seeds implanted by nature into + full flower." (_Loc. cit_. p. 148.) + +In these passages, as in others of this remarkable tract, Kant +anticipates the application of the "struggle for existence" to +politics, and indicates the manner in which the evolution of society +has resulted from the constant attempt of individuals to strain its +bonds. If individuality has no play, society does not advance; if +individuality breaks out of all bounds, society perishes. + +But when men living in society once become aware that their welfare +depends upon, two opposing tendencies of equal importance--the one +restraining, the other encouraging, individual freedom--the +question "What are the functions of Government?" is translated into +another--namely, What ought we men, in our corporate capacity, to do, +not only in the way of restraining that free individuality which is +inconsistent with the existence of society, but in encouraging that +free individuality which is essential to the evolution of the +social organization? The formula which truly defines the function of +Government must contain the solution of both the problems involved, +and not merely of one of them. + +Locke has furnished us with such a formula, in the noblest, and at the +same time briefest, statement of the purpose of Government known to +me:-- + +"THE END OF GOVERNMENT IS THE GOOD OF MANKIND."[1] + +[Footnote 1: "Of Civil Government," § 229.] + +But the good of mankind is not a something which is absolute and +fixed for all men, whatever their capacities or state of civilization. +Doubtless it is possible to imagine a true "Civitas Dei," in which +every man's moral faculty shall be such as leads him to control all +those desires which run counter to the good of mankind, and to cherish +only those which conduce to the welfare of society; and in which every +man's native intellect shall be sufficiently strong, and his culture +sufficiently extensive, to enable him to know what he ought to do and +to seek after. And, in that blessed State, police will be as much a +superfluity as every other kind of government. + +But the eye of man has not beheld that State, and is not likely to +behold it for some time to come. What we do see, in fact, is that +States are made up of a considerable number of the ignorant and +foolish, a small proportion of genuine knaves, and a sprinkling of +capable and honest men, by whose efforts the former are kept in a +reasonable state of guidance, and the latter of repression. And, such +being the case, I do not see how any limit whatever can be laid down +as to the extent to which, under some circumstances, the action of +Government may be rightfully carried. + +Was our own Government wrong in suppressing Thuggee in India? If not, +would it be wrong in putting down any enthusiast who attempted to set +up the worship of Astarte in the Haymarket? Has the State no right to +put a stop to gross and open violations of common decency? And if +the State has, as I believe it has, a perfect right to do all these +things, are we not bound to admit, with Locke, that it may have a +right to interfere with "Popery" and "Atheism," if it be really true +that the practical consequences of such beliefs con be proved to +be injurious to civil society? The question where to draw the line +between those things with which the State ought, and those with which +it ought not, to interfere, then, is one which must be left to be +decided separately for each individual case. The difficulty which +meets the statesman is the same as that which meets us all in +individual life, in which our abstract rights are generally clear +enough, though it is frequently extremely hard to say at what point it +is wise to cease our attempts to enforce them. + +The notion that the social body should be organized in such a manner +as to advance the welfare of its members, is as old as political +thought; and the schemes of Plato, More, Robert Owen, St. Simon, +Comte, and the modern socialists, bear witness that, in every age, men +whose capacity is of no mean order, and whose desire to benefit +their fellows has rarely been excelled, have been strongly, nay, +enthusiastically, convinced that Government may attain its end--the +good of the people--by some more effectual process than the very +simple and easy one of putting its hands in its pockets, and letting +them alone. + +It may be, that all the schemes of social organization which have +hitherto been propounded are impracticable follies. But if this be so, +the fact proves, not that the idea which underlies them is worthless, +but only that the science of politics is in a very rudimentary and +imperfect state. Politics, as a science, is not older than astronomy; +but though the subject-matter of the latter is vastly less complex +than that of the former, the theory of the moon's motions is not quite +settled yet. + +Perhaps it may help us a little way towards getting clearer notions of +what the State may and what it may not do, if, assuming the truth of +Locke's maxim that "the end of Government is the good of mankind," we +consider a little what the good, of mankind is. + +I take it that the good of mankind means the attainment, by every +man, of all the happiness which he can enjoy without diminishing the +happiness of his fellow-men.[1] + +[Footnote 1: "Hie est itaque finis ad quem tendo, talem scilicet +Naturam acquirere, et ut multi mecum eam acquirant, conari hoc est +de mea felicitate etiam operam dare, ut alii multi idem atque ego +intelligant, ut eorum intellectus et cupiditas prorsus cum meo +intellectu et cupiditate convenient: atque hoc fiat, necesse est +tantum de Natura intelligere, quantum sufficit ad talem naturam +acquirendam; deinde formare talem societatem qualis est desideranda, +ut quam plurimi quam facillime et secure eo perveniant."--B. SPINOZA, +_De Intellectus Emendatione Tractatus._] + +If we inquire what kinds of happiness come under this definition, we +find those derived from the sense of security or peace; from +wealth, or commodity, obtained by commerce; from Art--whether it +be architecture, sculpture, painting, music, or literature; from +knowledge, or science; and, finally, from sympathy or friendship. No +man is injured, but the contrary, by peace. No man is any the worse +off because another acquires wealth by trade, or by the exercise of +a profession; on the contrary, he cannot have acquired his wealth, +except by benefiting others to the full extent of what they considered +to be its value; and his wealth is no more than fairy gold if he does +not go on benefiting others in the same way. A thousand men may enjoy +the pleasure derived from a picture, a symphony, or a poem, without +lessening the happiness of the most devoted connoisseur. The +investigation of nature is an infinite pasture-ground, where all +may graze, and where the more bite, the longer the grass grows, the +sweeter is its flavour, and the more it nourishes. If I love a friend, +it is no damage to me, but rather a pleasure, if all the world also +love him and think of him as highly as I do. + +It appears to be universally agreed, for the reasons already +mentioned, that it is unnecessary and undesirable for the State +to attempt to promote the acquisition of wealth by any direct +interference with commerce. But there is no such agreement as to the +further question whether the State may not promote the acquisition of +wealth by indirect means. For example, may the State make a road, or +build a harbour, when it is quite clear that by so doing it will open +up a productive district, and thereby add enormously to the total +wealth of the community? And if so, may the State, acting for the +general good, take charge of the means of communication between its +members, or of the postal and telegraph services? I have not yet met +with any valid, argument against the propriety of the State doing +what our Government does in this matter; except the assumption, which +remains to be proved, that Government will manage these things worse +than private enterprise would do. Nor is there any agreement upon the +still more important question whether the State ought, or ought not, +to regulate the distribution of wealth. If it ought not, then all +legislation which regulates inheritance--the statute of Mortmain, and +the like--is wrong in principle; and, when a rich man dies, we +ought to return to the state of nature, and have a scramble for +his property. If, on the other hand, the authority of the State is +legitimately employed in regulating these matters, then it is an open +question, to be decided entirely by evidence as to what tends to +the highest good of the people, whether we keep our present laws, +or whether we modify them. At present the State protects men in the +possession and enjoyment of their property, and defines what that +property is. The justification for its so doing is that its action +promotes the good of the people. If it can be clearly proved that the +abolition of property would tend still, more to promote the good of +the people, the State will have the same justification for abolishing +property that it now has for maintaining it. + +Again, I suppose it is universally agreed that it would be useless +and absurd for the State to attempt to promote friendship and sympathy +between man and man directly. But I see no reason why, if it be +otherwise expedient, the State may not do something towards that +end indirectly. For example, I can conceive the existence of an +Established Church which should be a blessing to the community. A +Church in which, week by week, services should be devoted, not to the +iteration of abstract propositions in theology, but to the setting +before men's minds of an ideal of true, just, and pure living; a place +in which those who are weary of the burden of daily cares, should +find a moment's rest in the contemplation of the higher life which is +possible for all, though attained by so few; a place in which the man +of strife and of business should have time to think how small, after +all, are the rewards he covets compared with peace and charity. Depend +upon it, if such a Church existed, no one would seek to disestablish +it. + +Whatever the State may not do, however, it is universally agreed that +it may take charge of the maintenance of internal and external peace. +Even the strongest advocate of administrative nihilism admits that +Government may prevent aggression of one man on another. But this +implies the maintenance of an army and navy, as much as of a body of +police; it implies a diplomatic as well as a detective force; and it +implies, further, that the State, as a corporate whole, shall have +distinct and definite views as to its wants, powers, and obligations. + +For independent States stand in the same relation to one another as +men in a state of nature, or unlimited freedom. Each endeavours to +get all it can, until the inconvenience of the state of war suggests +either the formation of those express contracts we call treaties, +or mutual consent to those implied contracts which are expressed by +international law. The moral rights of a State rest upon the same +basis as those of an individual. If any number of States agree to +observe a common set of international laws, they have, in fact, set up +a sovereign authority or supra-national government, the end of +which, like that of all governments, is the good of mankind; and the +possession of as much freedom by each State, as is consistent with +the attainment of that end. But there is this difference: that the +government thus set up over nations is ideal, and has no concrete +representative of the sovereign power; whence the only way of settling +any dispute finally is to fight it out. Thus the supra-national +society is continually in danger of returning to the state of nature, +in which contracts are void; and the possibility of this contingency +justifies a government in restricting the liberty of its subjects in +many ways that would otherwise be unjustifiable. + +Finally, with respect to the advancement of science and art. I have +never yet had the good fortune to hear any valid reason alleged why +that corporation of individuals we call the State may not do what +voluntary effort fails in doing, either from want of intelligence or +lack of will. And here it cannot be alleged that the action of the +State is always hurtful. On the contrary, in every country in Europe, +universities, public libraries, picture galleries, museums, and +laboratories, have been established by the State, and have done +infinite service to the intellectual and moral progress and the +refinement of mankind. + +A few days ago I received from one of the most eminent members of the +Institut of France a pamphlet entitled "Pourquoi la France n'a +pas trouvé d'hommes supérieurs au moment du péril." The writer, M. +Pasteur, has no doubt that the cause of the astounding collapse of +his countrymen is to be sought in the miserable neglect of the higher +branches of culture, which has been one of the many disgraces of the +Second Empire, if not of its predecessors. + + "Au point où nous sommes arrivés de ce qu'on appelle la + _civilisation moderne_, la culture des sciences dans leur + expression la plus élevée est peut-être plus nécessaire encore + à l'état moral d'une nation qu'à sa prospérité materielle. + + "Les grandes découvertes, les méditations de la pensée dans + les arts, dans les sciences et dans les lettres, en un mot les + travaux désintéresses de l'esprit dans tous les genres, + les centres d'enseignement propres à les faire connaître, + introduisent dans le corps social tout entier l'esprit + philosophique ou scientifique, cet esprit de discernement qui + soumet tout à une raison sévère, condamne l'ignorance, + dissipe les préjugés et les erreurs. Ils élèvent le niveau + intellectuel, le sentiment moral; par eux, l'idée divine + elle-même se répand et s'exalte.... Si, au moment du péril + suprême, la France n'a pas trouvé des hommes supérieurs pour + mettre en oeuvre ses ressources et le courage de ses enfants, + il faut l'attribuer, j'en ai la conviction, à ce que la France + EST désintéressée, depuis un demi-siècle, des grands travaux + de la pensée, particuliérement dans les sciences exactes." + +Individually, I have no love for academies on the continental model, +and still less for the system of decorating men of distinction in +science, letters, or art, with orders and titles, or enriching them +with sinecures. What men of science want is only a fair day's wages +for more than a fair day's work; and most of us, I suspect, would be +well content if, for our days and nights of unremitting toil, we could +secure the pay which a first-class Treasury clerk earns without any +obviously trying strain upon his faculties. The sole order of nobility +which, in my judgment, becomes a philosopher, is that rank which +he holds in the estimation of his fellow-workers, who are the only +competent judges in such matters. Newton and Cuvier lowered themselves +when the one accepted an idle knighthood, and the other became a +baron of the empire. The great men who went to their graves as Michael +Faraday and George Grote seem to me to have understood the dignity of +knowledge better when they declined all such meretricious trappings. + +But it is one thing for the State to appeal to the vanity and ambition +which are to be found in philosophical as in other breasts, and +another to offer men who desire to do the hardest of work for the most +modest of tangible rewards, the means of making themselves useful to +their age and generation. And this is just what the State does when it +founds a public library or museum, or provides the means of scientific +research by such grants of money as that administered by the Royal +Society. + +It is one thing, again, for the State to take all the higher education +of the nation into its own hands; it is another to stimulate and to +aid, while they are yet young and weak, local efforts to the same +end. The Midland Institute, Owens College in Manchester, the newly +instituted Science College in Newcastle, are all noble products of +local energy and munificence. But the good they are doing is not +local--the commonwealth, to its uttermost limits, shares in the +benefits they confer; and I am at a loss to understand upon what +principle of equity the State, which admits the principle of payment +on results, refuses to give a fair equivalent for these benefits; or +on what principle of justice the State, which admits the obligation +of sharing the duty of primary education with a locality, denies the +existence of that obligation when the higher education is in question. + +To sum up: If the positive advancement of the peace, wealth, and the +intellectual and moral development of its members, are objects which +the Government, as the representative of the corporate authority of +society, may justly strive after, in fulfilment of its end--the good +of mankind; then it is clear that the Government may undertake to +educate the people. For education promotes peace by teaching men the +realities of life and the obligations which are involved in the very +existence of society; it promotes intellectual development, not only +by training the individual intellect, but by sifting out from the +masses of ordinary or inferior capacities, those who are competent +to increase the general welfare by occupying higher positions; and, +lastly, it promotes morality and refinement, by teaching men to +discipline themselves, and by leading them to see that the highest, as +it is the only permanent, content is to be attained, not by grovelling +in the rank and steaming valleys of sense, but by continual striving +towards those high peaks, where, resting in eternal calm, reason +discerns the undefined but bright ideal of the highest Good--"a cloud +by day, a pillar of fire by night." + + + + +II. + +THE SCHOOL BOARDS: WHAT THEY CAN DO, AND WHAT THEY MAY DO. + + +An electioneering manifesto would be out of place in the pages of this +Review; but any suspicion that may arise in the mind of the reader +that the following pages partake of that nature, will be dispelled, +if he reflect that they cannot be published[1] until after the day +on which the ratepayers of the metropolis will have decided which +candidates for seats upon the Metropolitan School Board they will +take, and which they will leave. + +[Footnote 1: Notwithstanding Mr. Huxley's intentions, the Editor took +upon himself, in what seemed to him to be the public interest, to send +an extract from this article to the newspapers--before the day of the +election of the School Board.--EDITOR of the _Contemporary Review_.] + +As one of those candidates, I may be permitted to say, that I feel +much in the frame of mind of the Irish bricklayer's labourer, who bet +another that he could not carry him to the top of the ladder in his +hod. The challenged hodman won his wager, but as the stakes were +handed over, the challenger wistfully remarked, "I'd great hopes of +falling at the third round from the top." And, in view of the work +and the worry which awaits the members of the School Boards, I must +confess to an occasional ungrateful hope that the friends who are +toiling upwards with me in their hod, may, when they reach "the third +round from the top," let me fall back into peace and quietness. + +But whether fortune befriend me in this rough method, or not, I should +like to submit to those of whom I am a potential, but of whom I may +not be an actual, colleague, and to others who may be interested in +this most important problem--how to get the Education Act to work +efficiently--some considerations as to what are the duties of the +members of the School Boards, and what are the limits of their power. + +I suppose no one will be disposed to dispute the proposition, that +the prime duty of every member of such a Board is to endeavour to +administer the Act honestly; or in accordance, not only with its +letter, but with its spirit. And if so, it would seem that the first +step towards this very desirable end is, to obtain a clear notion of +what that letter signifies, and what that spirit implies; or, in +other words, what the clauses of the Act are intended to enjoin and to +forbid. So that it is really not admissible, except for factious and +abusive purposes, to assume that any one who endeavours to get at +this clear meaning is desirous only of raising quibbles and making +difficulties. + +Reading the Act with this desire to understand it, I find that its +provisions may be classified, as might naturally be expected, under +two heads: the one set relating to the subject-matter of education; +the other to the establishment, maintenance, and administration of the +schools in which that education is to be conducted. + +Now it is a most important circumstance, that all the sections of the +Act, except four, belong to the latter division; that is, they refer +to mere matters of administration. The four sections in question are +the seventh, the fourteenth, the sixteenth, and the ninety-seventh. Of +these, the seventh, the fourteenth, and the ninety-seventh deal with +the subject-matter of education, while the sixteenth defines the +nature of the relations which are to exist between the "Education +Department" (an euphemism for the future Minister of Education) +and the School Boards. It is the sixteenth clause which is the most +important, and, in some respects, the most remarkable of all. It runs +thus:-- + + "If the School Board do, or permit, any act in contravention + of, or fail to comply with, the regulations, according to + which a school provided by them is required by this Act to + be conducted, the Education Department may declare the School + Board to be, and such Board shall accordingly be deemed to be, + a Board in default, and the Education Department may proceed + accordingly; and every act, or omission, of any member of + the School Board, or manager appointed by them, or any + person under the control of the Board, shall be deemed to be + _permitted_ by the Board, unless the contrary be proved. + + "If any dispute arises as to whether the School Board have + done, or permitted, any act in contravention of, or have + failed to comply with, the said regulations, _the matter + shall be referred to the Education Department, whose decision + thereon shall be final_." + +It will be observed that this clause gives the Minister of Education +absolute power over the doings of the School Boards. He is not +only the administrator of the Act, but he is its interpreter. I +had imagined that on the occurrence of a dispute, not as regards a +question of pure administration, but as to the meaning of a clause of +the Act, a case might be taken and referred to a court of justice. But +I am led to believe that the Legislature has, in the present instance, +deliberately taken this power out of the hands of the judges and +lodged it in those of the Minister of Education, who, in accordance +with our method of making Ministers, will necessarily be a political +partisan, and who may be a strong theological sectary into the +bargain. And I am informed by members of Parliament who watched the +progress of the Act, that the responsibility for this unusual state of +things rests, not with the Government, but with the Legislature, which +exhibited a singular disposition to accumulate power in the hands of +the future Minister of Education, and to evade the more troublesome +difficulties of the education question by leaving them to be settled +between that Minister and the School Boards. + +I express no opinion whether it is, or is not, desirable that such +powers of controlling all the School Boards in the country should be +possessed by a person who may be, like Mr. Forster, eminently likely +to use these powers justly and wisely, but who also may be quite the +reverse. I merely wish to draw attention to the fact that such powers +are given to the Minister, whether he be fit or unfit. The extent +of these powers becomes apparent when the other sections of the Act +referred to are considered. The fourth clause of the seventh section +says:-- + + "The school shall be conducted in accordance with the + conditions required to be fulfilled by an elementary school in + order to obtain an annual Parliamentary grant." + +What these conditions are appears from the following clauses of the +ninety-seventh section:-- + + "The conditions required to be fulfilled by an elementary + school in order to obtain an annual Parliamentary grant shall + be those contained in the minutes of the Education Department + in force for the time being.... Provided that no such minute + of the Education Department, not in force at the time of the + passing of this Act, shall be deemed to be in force until + it has lain for not less than one month on the table of both + Houses of Parliament." + +Let us consider how this will work in practice. A school established +by a School Board may receive support from three sources--from the +rates, the school fees, and the Parliamentary grant. The latter may be +as great as the two former taken together; and as it may be assumed, +without much risk of error, that a constant pressure will be exerted +by the ratepayers on the members who represent them, to get as much +out of the Government, and as little out of the rates, as possible, +the School Boards will have a very strong motive for shaping the +education they give, as nearly as may be, on the model which the +Education Minister offers for their imitation, and for the copying of +which he is prepared to pay. + +The Revised Code did not compel any schoolmaster to leave off teaching +anything; but, by the very simple process of refusing to pay for many +kinds of teaching, it has practically put an end to them. Mr. Forster +is said to be engaged in revising the Revised Code; a successor of +his may re-revise it--and there will be no sort of check upon +these revisions and counter-revisions, except the possibility of a +Parliamentary debate, when the revised, or added, minutes are laid +upon the table. What chance is there that any such debate will take +place on a matter of detail relating to elementary education--a +subject with which members of the Legislature, having been, for the +most part, sent to our public schools thirty years ago, have not the +least practical acquaintance, and for which they care nothing, unless +it derives a political value from its connection with sectarian +politics? + +I cannot but think, then, that the School Boards will have the +appearance, but not the reality, of freedom of action, in regard to +the subject-matter of what is commonly called "secular" education. + +As respects what is commonly called "religious" education, the power +of the Minister of Education is even more despotic. An interest, +almost amounting to pathos, attaches itself, in my mind, to the +frantic exertions which are at present going on in almost every school +division, to elect certain candidates whose names have never before +been heard of in connection with education, and who are either +sectarian partisans, or nothing. In my own particular division, a body +organized _ad hoc_ is moving heaven and earth to get the seven seats +filled by seven gentlemen, four of whom are good Churchmen, and three +no less good Dissenters. But why should this seven times heated fiery +furnace of theological zeal be so desirous to shed its genial warmth +over the London School Board? Can it be that these zealous sectaries +mean to evade the solemn pledge given in the Act? + + "No religious catechism or religious formulary which is + distinctive of any particular denomination shall be taught in + the school." + +I confess I should have thought it my duty to reject any such +suggestion, as dishonouring to a number of worthy persons, if it had +not been for a leading article and some correspondence which appeared +in the _Guardian_ of November 9th, 1870. + +The _Guardian_ is, as everybody knows, one of the best of the +"religious" newspapers; and, personally. I have every reason to speak +highly of the fairness, and indeed kindness, with which the editor +is good enough to deal with a writer who must, in many ways, be so +objectionable to him as myself. I quote the following passages from a +leading article on a letter of mine, therefore, with all respect, and +with a genuine conviction that the course of conduct advocated by the +writer must appear to him in a very different light from that under +which I see it:-- + + "The first of these points is the interpretation which + Professor Huxley puts on the 'Cowper-Temple clause.' It is, + in fact, that which we foretold some time ago as likely to be + forced upon it by those who think with him. The clause itself + was one of those compromises which it is very difficult to + define or to maintain logically. On the one side was the + simple freedom to School Boards to establish what schools they + pleased, which Mr. Forster originally gave, but against + which the Nonconformists lifted up their voices, because they + conceived it likely to give too much power to the Church. On + the other side there was the proposition to make the schools + secular--intelligible enough, but in the consideration of + public opinion simply impossible--and there was the vague + impracticable idea, which Mr. Gladstone thoroughly tore to + pieces, of enacting that the teaching of all schoolmasters + in the new schools should be strictly 'undenominational.' The + Cowper-Temple clause was, we repeat, proposed simply to tide + over the difficulty. It was to satisfy the Nonconformists and + the 'unsectarian,' as distinct from the secular party of + the League, by forbidding all distinctive 'catechisms and + formularies,' which might have the effect of openly assigning + the schools to this or that religious body. It refused, at the + same time, to attempt the impossible task of defining what + was undenominational; and its author even contended, if + we understood him correctly, that it would in no way, even + indirectly, interfere with the substantial teaching of any + master in any school. This assertion we always believed to be + untenable; we could not see how, in the face of this clause, + a distinctly denominational tone could be honestly given to + schools nominally general. But beyond this mere suggestion of + an attempt at a general tone of comprehensiveness in religious + teaching it was not intended to go, and only because such was + its limitation was it accepted by the Government and by the + House. + + "But now we are told that it is to be construed as doing + precisely that which it refused to do. A 'formulary,' it + seems, is a collection of formulas, and formulas are simply + propositions of whatever kind touching religious faith. All + such propositions, if they cannot be accepted by all + Christian denominations, are to be proscribed; and it is added + significantly that the Jews also are a denomination, and so + that any teaching distinctively Christian is perhaps to be + excluded, lest it should interfere with their freedom and + rights. Are we then to fall back on the simple reading of + the letter of the Bible? No! this, it is granted, would be + an 'unworthy pretence.' The teacher is to give 'grammatical, + geographical, or historical explanations;' but he is to keep + clear of 'theology proper,' because, as Professor Huxley takes + great pains to prove, there is no theological teaching which + is not opposed by some sect or other, from Roman Catholicism + on the one hand to Unitarianism on the other. It was not, + perhaps, hard to see that this difficulty would be started; + and to those who, like Professor Huxley, look at it + theoretically, without much practical experience of schools, + it may appear serious or unanswerable. But there is very + little in it practically; when it is faced determinately and + handled firmly, it will soon shrink into its true + dimensions. The class who are least frightened at it are the + school-teachers, simply because they know most about it. It is + quite clear that the school-managers must be cautioned against + allowing their schools to be made places of proselytism: + but when this is done, the case is simple enough. Leave the + masters under this general understanding to teach freely; if + there is ground of complaint, let it be made, but leave the + _onus pro-bandi_ on the objectors. For extreme peculiarities + of belief or unbelief there is the Conscience Clause; as + to the mass of parents, they will be more anxious to have + religion taught than afraid of its assuming this or that + particular shade. They will trust the school-managers + and teachers till they have reason to distrust them, and + experience has shown that they may trust them safely enough. + Any attempt to throw the burden of making the teaching + undenominational upon the managers must be sternly resisted: + it is simply evading the intentions of the Act in an elaborate + attempt to carry them out. We thank Professor Huxley for the + warning. To be forewarned is to be forearmed." + +A good deal of light seems to me to be thrown on the practical +significance of the opinions expressed in the foregoing extract by the +following interesting letter, which appeared in the same paper:-- + + "Sir,--I venture to send to you the substance of a + correspondence with the Education Department upon the question + of the lawfulness of religious teaching in rate schools under + section 14 (2) of the Act. I asked whether the words 'which + is distinctive,' &c., taken grammatically as limiting the + prohibition of any religious formulary, might be construed + as allowing (subject, however, to the other provisions of the + Act) any religious formulary common to any two denominations + anywhere in England to be taught in such schools; and if + practically the limit could not be so extended, but would have + to be fixed according to the special circumstances of each + district, then what degree of general acceptance in a district + would exempt such a formulary from the prohibition? The answer + to this was as follows:--'It was understood, when clause 14 of + the Education Act was discussed in the House of Commons, + that, according to a well-known rule of interpreting Acts + of Parliament, "denomination" must be held to include + "denominations." When any dispute is referred to the Education + Department under the last paragraph of section 16, it will be + dealt with according to the circumstances of the case.' + + "Upon my asking further if I might hence infer that the + lawfulness of teaching any religious formulary in a rate + school would thus depend _exclusively_ on local circumstances, + and would accordingly be so decided by the Education + Department in case of dispute, I was informed in explanation + that 'their lordships'' letter was intended to convey to + me that no general rule, beyond that stated in the first + paragraph of their letter, could at present be laid down by + them; and that their decision in each particular case must + depend on the special circumstances accompanying it. + + "I think it would appear from this that it may yet be in many + cases both lawful and expedient to teach religious formularies + in rate schools. + + "H.I. Steyning, _November_ 5, 1870." + +Of course I do not mean to suggest that the editor of the _Guardian_ +is bound by the opinions of his correspondent; but I cannot help +thinking that I do not misrepresent him, when I say that he also +thinks "that it may yet be, in many cases, both lawful and +expedient to teach religious formularies in rate schools under these +circumstances." + +It is not uncharitable, therefore, to assume that, the express words +of the Act of Parliament notwithstanding, all the sectaries who are +toiling so hard for seats in the London School Board have the lively +hope of the gentleman from Steyning, that it may be "both lawful and +expedient to teach religious formularies in rate schools;" and +that they mean to do their utmost to bring this happy consummation +about.[1] + +[Footnote 1: A passage in an article on the "Working of the Education +Act," in the _Saturday Review_ for Nov. 19, 1870, completely justifies +this anticipation of the line of action which the sectaries mean to +take. After commending the Liverpool compromise, the writer goes on to +say:-- + +"If this plan is fairly adopted in Liverpool, the fourteenth clause +of the Act will in effect be restored to its original form, and the +majority of the ratepayers in each district be permitted to decide to +what denomination the school shall belong." + +In a previous paragraph the writer speaks of a possible "mistrust" +of one another by the members of the Board, and seems to anticipate +"accusations of dishonesty." If any of the members of the Board adopt +his views, I think it highly probable that he may turn out to be a +true prophet.] + +Now the pathetic emotion to which I have referred, as accompanying my +contemplations of the violent struggles of so many excellent persons, +is caused by the circumstance that, so far as I can judge, their +labour is in vain. + +Supposing that the London School Board contains, as it probably will +do, a majority of sectaries; and that they carry over the heads of a +minority, a resolution that certain theological formulas, about which +they all happen to agree,--say, for example, the doctrine of the +Trinity,--shall be taught in the schools. Do they fondly imagine that +the minority will not at once dispute their interpretation of the Act, +and appeal to the Education Department to settle that dispute? And if +so, do they suppose that any Minister of Education, who wants to keep +his place, will tighten boundaries which the Legislature has left +loose; and will give a "final decision" which shall be offensive to +every Unitarian and to every Jew in the House of Commons, besides +creating a precedent which will afterwards be used to the injury of +every Nonconformist? The editor of the _Guardian_ tells his friends +sternly to resist every attempt to throw the burden of making the +teaching undenominational on the managers, and thanks me for the +warning I have given him. I return the thanks, with interest, for +_his_ warning, as to the course the party he represents intends +to pursue, and for enabling me thus to draw public attention to a +perfectly constitutional and effectual mode of checkmating them. + +And, in truth, it is wonderful to note the surprising entanglement +into which our able editor gets himself in the struggle between his +native honesty and judgment and the necessities of his party. "We +could not see," says he, "in the face of this clause how a distinct +denominational tone could be honestly given to schools nominally +general." There speaks the honest and clearheaded man. "Any attempt +to throw the burden of making the teaching undenominational must be +sternly resisted." There speaks the advocate holding a brief for his +party. "Verily," as Trinculo says, "the monster hath two mouths:" the +one, the forward mouth, tells us very justly that the teaching cannot +"honestly" be "distinctly denominational;" but the other, the +backward mouth, asserts that it must by no manner of means be +"undenominational." Putting the two utterances together, I can only +interpret them to mean that the teaching is to be "indistinctly +denominational." If the editor of the _Guardian_ had not shown signs +of anger at my use of the term "theological fog," I should have been +tempted to suppose it must have been what he had in his mind, under +the name of "indistinct denominationalism." But this reading being +plainly inadmissible, I can only imagine that he inculcates the +teaching of formulas common to a number of denominations. + +But the Education Department has already told the gentleman from +Steyning that any such proceeding will be illegal. "According to a +well-known rule of interpreting Acts of Parliament, 'denomination' +would be held to include 'denominations.'" In other words, we must +read the Act thus:-- + +"No religious catechism or religious formulary which is distinctive of +any particular _denominations_ shall be taught." + +Thus we are really very much indebted to the editor of the _Guardian_ +and his correspondent. The one has shown us that the sectaries mean +to try to get as much denominational teaching as they can agree upon +among themselves, forced into the elementary schools; while the other +has obtained a formal declaration from the Education Department that +any such attempt will contravene the Act of Parliament, and that, +therefore, the unsectarian, law-abiding members of the School Boards +may safely reckon upon, bringing down upon their opponents the heavy +hand of the Minister of Education.[1] + +[Footnote 1: Since this paragraph was written, Mr. Forster, in +speaking at the Birkbeck Institution, has removed all doubt as to +what his "final decision" will be in the case of such disputes being +referred to him:--"I have the fullest confidence that in the reading +and explaining of the Bible, what the children will be taught will be +the great truths of Christian life and conduct, which all of us desire +they should know, and that no effort will be made to cram into their +poor little minds, theological dogmas which their tender age prevents +them from understanding."] + +So much for the powers of the School Boards. Limited as they seem to +be, it by no means follows that such Boards, if they are composed of +intelligent and practical men, really more in earnest about education +than about sectarian squabbles, may not exert a very great amount of +influence. And, from many circumstances, this is especially likely to +be the case with the London School Board, which, if it conducts itself +wisely, may become a true educational parliament, as subordinate +in authority to the Minister of Education, theoretically, as the +Legislature is to the Crown, and yet, like the Legislature, possessed +of great practical authority. And I suppose that no Minister +of Education would be other than glad to have the aid of the +deliberations of such a body, or fail to pay careful attention to its +recommendations. + +What, then, ought to be the nature and scope of the education which +a School Board should endeavour to give to every child under its +influence, and for which it should try to obtain the aid of the +Parliamentary grants? In my judgment it should include at least the +following kinds of instruction and of discipline:-- + +1. Physical training and drill, as part of the regular business of the +school. + +It is impossible to insist too much on the importance of this part +of education for the children of the poor of great towns. All +the conditions of their lives are unfavourable to their physical +well-being. They are badly lodged, badly housed, badly fed, and live +from one year's end to another in bad air, without chance of a change. +They have no play-grounds; they amuse themselves with marbles and +chuck-farthing, instead of cricket or hare-and-hounds; and if it were +not for the wonderful instinct which leads all poor children of tender +years to run under the feet of cab-horses whenever they can, I know +not how they would learn to use their limbs with agility. + +Now there is no real difficulty about teaching drill and the simpler +kinds of gymnastics. It is done admirably well, for example, in the +North Surrey Union schools; and a year or two ago, when I had an +opportunity of inspecting these schools, I was greatly struck with +the effect of such training upon the poor little waifs and strays of +humanity, mostly picked out of the gutter, who are being made into +cleanly, healthy, and useful members of society in that excellent +institution. + +Whatever doubts people may entertain about the efficacy of natural +selection, there can be none about artificial selection; and the +breeder who should attempt to make, or keep up, a fine stock of pigs, +or sheep, under the conditions to which the children of the poor +are exposed, would be the laughing-stock even of the bucolic mind. +Parliament has already done something in this direction, by declining +to be an accomplice in the asphyxiation of school children. It refuses +to make any grant to a school in which the cubical contents of the +school-room are inadequate to allow of proper respiration. I should +like to see it make another step in the same direction, and either +refuse to give a grant to a school in which physical training is not +a part of the programme, or, at any rate, offer to pay upon such +training. If something of the kind is not done, the English physique, +which has been, and is still, on the whole, a grand one, will become +as extinct as the dodo, in the great towns. + +And then the moral and intellectual effect of drill, as an +introduction to, and aid of, all other sorts of training, must not be +overlooked. If you want to break in a colt, surely the first thing to +do is to catch him and get him quietly to face his trainer; to know +his voice and bear his hand; to learn that colts have something else +to do with their heels than to kick them up whenever they feel so +inclined; and to discover that the dreadful human figure has no desire +to devour, or even to beat him, but that, in case of attention and +obedience, he may hope for patting and even a sieve of oats. + +But, your "street Arabs," and other neglected poor children, are +rather worse and wilder than colts; for the reason that the horse-colt +has only his animal instincts in him, and his mother, the mare, has +been always tender over him, and never came home drunk and kicked him +in her life; while the man-colt is inspired by that very real devil, +perverted manhood, and _his_ mother may have done all that and more. +So, on the whole, it may probably be even more expedient to begin your +attempt to get at the higher nature of the child, than at that of the +colt, from the physical side. + +2. Next in order to physical training I put the instruction of +children, and especially of girls, in the elements of household work +and of domestic economy; in the first place for their own sakes, and +in the second for that of their future employers. + +Everyone who knows anything of the life of the English poor is aware +of the misery and waste caused by their want of knowledge of domestic +economy, and by their lack of habits of frugality and method. I +suppose it is no exaggeration to say that a poor Frenchwoman would +make the money which the wife of a poor Englishman spends in food +go twice as far, and at the same time turn out twice as palatable a +dinner. Why Englishmen, who are so notoriously fond of good living, +should be so helplessly incompetent in the art of cookery, is one of +the great mysteries of nature; but from the varied abominations of +the railway refreshment-rooms to the monotonous dinners of the poor, +English feeding is either wasteful or nasty, or both. + +And as to domestic service, the groans of the housewives of England +ascend to heaven! In five cases out of six, the girl who takes a +"place" has to be trained by her mistress in the first rudiments of +decency and order; and it is a mercy if she does not turn up her +nose at anything like the mention of an honest and proper economy. +Thousands of young girls are said to starve, or worse, yearly in +London; and at the same time thousands of mistresses of households +are ready to pay high wages for a decent housemaid, or cook, or a fair +workwoman; and can by no means get what they want. + +Surely, if the elementary schools are worth anything, they may put an +end to a state of things which is demoralizing the poor, while it is +wasting the lives of those better off in small worries and annoyances. + +3. But the boys and girls for whose education the School Boards have +to provide, have not merely to discharge domestic duties, but each +of them is a member of a social and political organization of +great complexity, and has, in future life, to fit himself into that +organization, or be crushed by it. To this end it is surely needful, +not only that they should be made acquainted with the elementary laws +of conduct, but that their affections should be trained, so as to love +with all their hearts that conduct which tends to the attainment of +the highest good for themselves and their fellow-men, and to hate with +all their hearts that opposite course of action which is fraught with +evil. + +So far as the laws of conduct are determined by the intellect, I +apprehend that they belong to science, and to that part of science +which is called morality. But the engagement of the affections in +favour of that particular kind of conduct which we call good, seems to +me to be something quite beyond mere science. And I cannot but think +that it, together with the awe and reverence, which have no kinship +with base fear, but arise whenever one tries to pierce below the +surface of things, whether they be material or spiritual, constitutes +all that has any unchangeable reality in religion. + +And just as I think it would, be a mistake to confound the science, +morality, with the affection, religion; so do I conceive it to be a +most lamentable and mischievous error, that the science, theology, +is so confounded in the minds of many--indeed, I might say, of the +majority of men. + +I do not express any opinion as to whether theology is a true science, +or whether it does not come under the apostolic definition of "science +falsely so called;" though I may be permitted to express the belief +that if the Apostle to whom that much misapplied phrase is due +could make the acquaintance of much of modern theology, he would not +hesitate a moment in declaring that it is exactly what he meant the +words to denote. + +But it is at any rate conceivable, that the nature of the Deity, and +His relations to the universe, and more especially to mankind, are +capable of being ascertained, either inductively or deductively, or +by both processes. And, if they have been ascertained, then a body of +science has been formed which is very properly called theology. + +Further, there can be no doubt that affection for the Being thus +defined and described by theologic science would be properly termed +religion; but it would not be the whole of religion. The affection for +the ethical ideal defined by moral science would claim equal if not +superior rights. For suppose theology established the existence of an +evil deity--and some theologies, even Christian ones, have come very +near this,--is the religious affection to be transferred from the +ethical ideal to any such omnipotent demon? I trow not. Better +a thousand times that the human race should perish under his +thunderbolts than it should say, "Evil, be thou my good." + +There is nothing new, that I know of, in this statement of the +relations of religion with the science of morality on the one hand and +that of theology on the other. But I believe it to be altogether +true, and very needful, at this time, to be clearly and emphatically +recognized as such, by those who have to deal with the education +question. + +We are divided into two parties--the advocates of so-called +"religious" teaching on the one hand, and those of so-called "secular" +teaching on the other. And both parties seem to me to be not only +hopelessly wrong, but in such a position that if either succeeded +completely, it would discover, before many years were over, that +it had made a great mistake and done serious evil to the cause of +education. + +For, leaving aside the more far-seeing minority on each side, what the +"religious" party is crying for is mere theology, under the name +of religion; while the "secularists" have unwisely and wrongfully +admitted the assumption of their opponents, and demand the abolition +of all "religious" teaching, when they only want to be free of +theology--Burning your ship to get rid of the cockroaches! + +But my belief is, that no human being, and no society composed of +human beings, ever did, or ever will, come to much, unless their +conduct was governed and guided by the love of some ethical ideal. +Undoubtedly, your gutter child may be converted by mere intellectual +drill into "the subtlest of all the beasts of the field;" but we know +what has become of the original of that description, and there is +no need to increase the number of those who imitate him successfully +without being aided by the rates. And if I were compelled to choose +for one of my own children, between a school in which real religious +instruction is given, and one without it, I should prefer the former, +even though the child might have to take a good deal of theology with +it. Nine-tenths of a dose of bark is mere half-rotten wood; but one +swallows it for the sake of the particles of quinine, the beneficial +effect of which may be weakened, but is not destroyed, by the wooden +dilution, unless in a few cases of exceptionally tender stomachs. + +Hence, when the great mass of the English people declare that they +want to have the children in the elementary schools taught the Bible, +and when it is plain from the terms of the Act, the debates in and +out of Parliament, and especially the emphatic declarations of +the Vice-President of the Council, that it was intended that such +Bible-reading should be permitted, unless good cause for prohibiting +it could be shown, I do not see what reason there is for opposing that +wish. Certainly, I, individually, could with no shadow of consistency +oppose the teaching of the children of other people to do that which +my own children are taught to do. And, even if the reading the Bible +were not, as I think it is, consonant with political reason and +justice, and with a desire to act in the spirit of the education +measure, I am disposed to think it might still be well to read that +book in the elementary schools. + +I have always been strongly in favour of secular education, in the +sense of education without theology; but I must confess I have been +no less seriously perplexed to know by what practical measures the +religious feeling, which is the essential basis of conduct, was to +be kept up, in the present utterly chaotic state of opinion on these +matters, without the use of the Bible. The Pagan moralists lack life +and colour, and even the noble Stoic, Marcus Antoninus, is too high +and refined for an ordinary child. Take the Bible as a whole; make the +severest deductions which fair criticism can dictate for shortcomings +and positive errors; eliminate, as a sensible lay-teacher would do, if +left to himself, all that it is not desirable for children to occupy +themselves with; and there still remains in this old literature a vast +residuum of moral beauty and grandeur. And then consider the great +historical fact that, for three centuries, this book has been woven +into the life of all that is best and noblest in English history; +that it has become the national epic of Britain, and is as familiar to +noble and simple, from John-o'-Groat's House to Land's End, as Dante +and Tasso once were to the Italians; that it is written in the noblest +and purest English, and abounds in exquisite beauties of mere literary +form; and, finally, that it forbids the veriest hind who never left +his village to be ignorant of the existence of other countries and +other civilizations, and of a great past, stretching back to the +furthest limits of the oldest nations in the world. By the study of +what other book could children be so much humanized and made to +feel that each figure in that vast historical procession fills, +like themselves, but a momentary space in the interval between +two eternities; and earns the blessings or the curses of all time, +according to its effort to do good and hate evil, even as they also +are earning their payment for their work? + +On the whole, then, I am in favour of reading the Bible, with +such grammatical, geographical, and historical explanations by a +lay-teacher as may be needful, with rigid exclusion of any further +theological teaching than that contained in the Bible itself. And in +stating what this is, the teacher would do well not to go beyond the +precise words of the Bible; for if he does, he will, in the first +place, undertake a task beyond his strength, seeing that all the +Jewish and Christian sects have been at work upon that subject for +more than two thousand years, and have not yet arrived, and are not in +the least likely to arrive, at an agreement; and, in the second +place, he will certainly begin to teach something distinctively +denominational, and thereby come into violent collision with the Act +of Parliament. + +4. The intellectual training to be given in the elementary schools +must of course, in the first place, consist in learning to use the +means of acquiring knowledge, or reading, writing, and arithmetic; and +it will be a great matter to teach reading so completely that the act +shall have become easy and pleasant. If reading remains "hard," that +accomplishment will not be much resorted to for instruction, and still +less for amusement--which last is one of its most valuable uses to +hard-worked people. + +But along with a due proficiency in the use of the means of learning, +a certain amount of knowledge, of intellectual discipline, and of +artistic training should be conveyed in the elementary schools; and in +this direction--for reasons which I am afraid to repeat, having +urged them so often--I can conceive no subject-matter of education +so appropriate and so important as the rudiments of physical science, +with drawing, modelling, and singing. Not only would such teaching +afford the best possible preparation for the technical schools about +which so much is now said, but the organization for carrying it into +effect already exists. The Science and Art Department, the operations +of which have already attained considerable magnitude, not only offers +to examine and pay the results of such examination in elementary +science and art, but it provides what is still more important, viz. +a means of giving children of high natural ability, who are just as +abundant among the poor as among the rich, a helping hand. A good old +proverb tells us that "One should not take a razor to cut a block:" +the razor is soon spoiled, and the block is not so well cut as it +would be with a hatchet. But it is worse economy to prevent a possible +Watt from being anything but a stoker, or to give a possible Faraday +no chance of doing anything but to bind books. Indeed, the loss in +such cases of mistaken vocation has no measure; it is absolutely +infinite and irreparable. And among the arguments in favour of the +interference of the State in education, none seems to be stronger +than this--that it is the interest of every one that ability should be +neither wasted, nor misapplied, by any one; and, therefore, that every +one's representative, the State, is necessarily fulfilling the wishes +of its constituents when it is helping the capacities to reach their +proper places. + +It may be said that the scheme of education here sketched is too large +to be effected in the time during which the children will remain at +school; and, secondly, that even if this objection did not exist, it +would cost too much. + +I attach no importance whatever to the first objection until the +experiment has been fairly tried. Considering how much catechism, +lists of the kings of Israel, geography of Palestine, and the like, +children are made to swallow now, I cannot believe there will be any +difficulty in inducing them to go through the physical training, which +is more than half play; or the instruction in household work, or in +those duties to one another and to themselves, which have a daily and +hourly practical interest. That children take kindly to elementary +science and art no one can doubt who has tried the experiment +properly. And if Bible-reading is not accompanied by constraint and +solemnity, as if it were a sacramental operation, I do not believe +there is anything in which children take more pleasure. At least I +know that some of the pleasantest recollections of my childhood are +connected with the voluntary study of an ancient Bible which belonged +to my grandmother. There were splendid pictures in it, to be sure; but +I recollect little or nothing about them save a portrait of the +high priest in his vestments. What come vividly back on my mind are +remembrances of my delight in the histories of Joseph and of David; +and of my keen appreciation of the chivalrous kindness of Abraham in +his dealings with Lot. Like a sudden flash there returns back upon +me, my utter scorn of the pettifogging meanness of Jacob, and my +sympathetic grief over the heartbreaking lamentation of the cheated +Esau, "Hast thou not a blessing for me also, O my father?" And I see, +as in a cloud, pictures of the grand phantasmagoria of the Book of +Revelation. + +I enumerate, as they issue, the childish impressions which come +crowding out of the pigeon-holes in my brain, in which they have lain +almost undisturbed for forty years. I prize them as an evidence that a +child of five or six years old, left to his own devices, may be deeply +interested in the Bible, and draw sound moral sustenance from it. And +I rejoice that I was left to deal with the Bible alone; for if I had +had some theological "explainer" at my side, he might have tried, +as such do, to lessen my indignation against Jacob, and thereby have +warped my moral sense for ever; while the great apocalyptic spectacle +of the ultimate triumph of right and justice might have been turned to +the base purposes of a pious lampooner of the Papacy. + +And as to the second objection--costliness--the reply is, first, that +the rate and the Parliamentary grant together ought to be enough, +considering that science and art teaching is already provided +for; and, secondly, that if they are not, it may be well for the +educational parliament to consider what has become of those endowments +which were originally intended to be devoted, more or less largely, to +the education of the poor. + +When the monasteries were spoiled, some of their endowments were +applied to the foundation of cathedrals; and in all such cases it was +ordered that a certain portion of the endowment should be applied to +the purposes of education. How much is so applied? Is that which may +be so applied given to help the poor, who cannot pay for education, or +does it virtually subsidize the comparatively rich, who can? How +are Christ's Hospital and Alleyn's foundation securing their right +purposes, or how far are they perverted into contrivances for +affording relief to the classes who can afford to pay for education? +How--But this paper is already too long, and, if I begin, I may find +it hard to stop asking questions of this kind, which after all are +worthy only of the lowest of Radicals. + + + + +III. + +ON MEDICAL EDUCATION. + +(AN ADDRESS TO THE STUDENTS OF THE FACULTY OF MEDICINE IN UNIVERSITY +COLLEGE, LONDON, MAY 18, 1870, ON THE OCCASION OF THE DISTRIBUTION OF +PRIZES FOR THE SESSION.) + + +It has given me sincere pleasure to be here to-day, at the desire of +your highly respected President and the Council of the College. In +looking back upon my own past, I am sorry to say that I have found +that it is a quarter of a century since I took part in those hopes and +in those fears by which you have all recently been agitated, and which +now are at an end. But, although so long a time has elapsed since +I was moved by the same feelings, I beg leave to assure you that my +sympathy with both victors and vanquished remains fresh--so fresh, +indeed, that I could almost try to persuade myself that, after all, it +cannot be so very long ago. My business during the last hour, however, +has been to show that sympathy with one side only, and I assure you +I have done my best to play my part heartily, and to rejoice in the +success of those who have succeeded. Still, I should like to remind +you at the end of it all, that success on an occasion of this kind, +valuable and important as it is, is in reality only putting the foot +upon one rung of the ladder which leads upwards; and that the rung of +a ladder was never meant to rest upon, but only to hold a man's foot +long enough to enable him to put the other somewhat higher. I trust +that you will all regard these successes as simply reminders that your +next business is, having enjoyed the success of the day, no longer to +look at that success, but to look forward to the next difficulty +that is to be conquered. And now, having had so much to say to the +successful candidates, you must forgive me if I add that a sort of +undercurrent of sympathy has been going on in my mind all the time for +those who have not been successful, for those valiant knights who have +been overthrown in your tourney, and have not made their appearance in +public. I trust that, in accordance with old custom, they, wounded and +bleeding, have been carried off to their tents, to be carefully tended +by the fairest of maidens; and in these days, when the chances are +that every one of such maidens will be a qualified practitioner, +I have no doubt that all the splinters will have been carefully +extracted, and that they are now physically healed. But there may +remain some little fragment of moral or intellectual discouragement, +and therefore I will take the liberty to remark that your chairman +to-day, if he occupied his proper place, would be among them. Your +chairman, in virtue of his position, and for the brief hour that he +occupies that position, is a person of importance; and it may be some +consolation to those who have failed if I say, that the quarter of a +century which I have been speaking of, takes me back to the time +when I was up at the University of London, a candidate for honours in +anatomy and physiology, and when I was exceedingly well beaten by my +excellent friend Dr. Ransom, of Nottingham. There is a person here +who recollects that circumstance very well. I refer to your venerated +teacher and mine, Dr. Sharpey. He was at that time one of the +examiners in anatomy and physiology, and you may be quite sure that, +as he was one of the examiners, there remained not the smallest doubt +in my mind of the propriety of his judgment, and I accepted my defeat +with the most comfortable assurance that I had thoroughly well earned +it. But, gentlemen, the competitor having been a worthy one, and +the examination, a fair one, I cannot say that I found in that +circumstance anything very discouraging. I said to myself, "Never +mind; what's the next thing to be done?" And I found that policy of +"never minding" and going on to the next thing to be done, to be the +most important of all policies in the conduct of practical life. It +does not matter how many tumbles you have in this life, so long as you +do not get dirty when you tumble; it is only the people who have to +stop to be washed and made clean, who must necessarily lose the race. +And I can assure you that there is the greatest practical benefit +in making a few failures early in life. You learn that which is of +inestimable importance--that there are a great many people in the +world who are just as clever as you are. You learn to put your trust, +by and by, in an economy and frugality of the exercise of your powers, +both moral and intellectual; and you very soon find out, if you have +not found it out before, that patience and tenacity of purpose are +worth more than twice their weight of cleverness. In fact, if I were +to go on discoursing on this subject, I should become almost eloquent +in praise of non-success; but, lest so doing should seem, in any way, +to wither well-earned laurels, I will turn from that topic, and ask +you to accompany me in some considerations touching another subject +which has a very profound interest for me, and which I think ought to +have an equally profound interest for you. + +I presume that the great majority of those whom I address propose to +devote themselves to the profession of medicine; and I do not doubt, +from the evidences of ability which have been given to-day, that +I have before me a number of men who will rise to eminence in that +profession, and who will exert a great and deserved influence upon +its future. That in which I am interested, and about which I wish to +speak, is the subject of medical education, and I venture to speak +about it for the purpose, if I can, of influencing you, who may have +the power of influencing the medical education of the future. You may +ask, by what authority do I venture, being a person not concerned in +the practice of medicine, to meddle with that subject? I can only tell +you it is a fact, of which a number of you I dare say are aware by +experience (and I trust the experience has no painful associations), +that I have been for a considerable number of years (twelve or +thirteen years to the best of my recollection) one of the examiners in +the University of London. You are further aware that the men who +come up to the University of London are the picked men of the medical +schools of London, and therefore such observations as I may have +to make upon the state of knowledge of these gentlemen, if they be +justified, in regard to any faults I may have to find, cannot be held +to indicate defects in the capacity, or in the power of application of +those gentlemen, but must be laid, more or less, to the account of the +prevalent system of medical education. I will tell you what has struck +me--but in speaking in this frank way, as one always does about the +defects of one's friends, I must beg you to disabuse your minds of +the notion that I am alluding to any particular school, or to any +particular college, or to any particular person; and to believe that +if I am silent when I should be glad to speak with high praise, it is +because that praise would come too close to this locality. What has +struck me, then, in this long experience of the men best instructed in +physiology from the medical schools of London, is (with the many and +brilliant exceptions to which I have referred), taking it as a whole, +and broadly, the singular unreality of their knowledge of physiology. +Now, I use that word "unreality" advisedly: I do not say "scanty;" on +the contrary, there is plenty of it--a great deal too much of it--but +it is the quality, the nature of the knowledge, which I quarrel with. +I know I used to have--I don't know whether I have now, but I had once +upon a time--a bad reputation among students for setting up a very +high standard of acquirement, and I dare say you may think that the +standard of this old examiner, who happily is now very nearly an +extinct examiner, has been pitched too high. Nothing of the kind, I +assure you. The defects I have noticed, and the faults I have to find, +arise entirely from the circumstance that my standard is pitched too +low. This is no paradox, gentlemen, but quite simply the fact. +The knowledge I have looked for was a real, precise, thorough, and +practical knowledge of fundamentals; whereas that which the best of +the candidates, in a large proportion of cases, have had to give me +was a large, extensive, and inaccurate knowledge of superstructure; +and that is what I mean by saying that my demands went too low, +and not too high. What I have had to complain of is, that a large +proportion of the gentlemen who come up for physiology to the +University of London do not know it as they know their anatomy, and +have not been taught it as they have been taught their anatomy. Now, I +should not wonder at all if I heard a great many "No, noes" here; but +I am not talking about University College; as I have told you before, +I am talking about the average education of medical schools. What I +have found, and found so much reason to lament, is, that while anatomy +has been taught as a science ought to be taught, as a matter of +autopsy, and observation, and strict discipline; in a very large +number of cases, physiology has been taught as if it were a mere +matter of books and of hearsay. I declare to you, gentlemen, that +I have often expected to be told, when I have been asked a question +about the circulation of the blood, that Professor Breitkopf is +of opinion that it circulates, but that the whole thing is an open +question. I assure you that I am hardly exaggerating the state of mind +on matters of fundamental importance which I have found over and over +again to obtain, among gentlemen coming up to that picked examination +of the University of London. Now, I do not think that is a desirable +state of things. I cannot understand why physiology should not be +taught--in fact, you have here abundant evidence that it can be +taught--with the same definiteness and the same precision as anatomy +is taught. And you may depend upon this, that the only physiology +which is to be of any good whatever in medical practice, or in its +application to the study of medicine, is that physiology which a man +knows of his own knowledge; just as the only anatomy which would be +of any good to the surgeon is the anatomy which he knows of his own +knowledge. Another peculiarity I have found in the physiology which +has been current, and that is, that in the minds of a great many +gentlemen it has been supplanted by histology. They have learnt a +great deal of histology, and they have fancied that histology and +physiology are the same things. I have asked for some knowledge of the +physics and the mechanics and the chemistry of the human body, and I +have been met by talk about cells. I declare to you I believe it will +take me two years, at least, of absolute rest from the business of +an examiner to hear the word "cell," "germinal matter," or "carmine," +without a sort of inward shudder. + +Well, now, gentlemen, I am sure my colleagues in this examination will +bear me out in saying that I have not been exaggerating the evils and +defects which are current--have been current--in a large quantity +of the physiological teaching, the results of which come before +examiners. And it becomes a very interesting question to know how all +this comes about, and in what way it can be remedied. How it comes +about will be perfectly obvious to any one who has considered the +growth of medicine. I suppose that medicine and surgery first began +by some savage, more intelligent than the rest, discovering that a +certain herb was good for a certain pain, and that a certain pull, +somehow or other, set a dislocated joint right. I suppose all things +had their humble beginnings, and medicine and surgery were in the same +condition. People who wear watches know nothing about watchmaking. A +watch goes wrong and it stops; you see the owner giving it a shake, +or, if he is very bold, he opens the case, and gives the balance-wheel +a turn. Gentlemen, that is empirical practice, and you know what are +the results upon the watch. I should think you can divine what are the +results of analogous operations upon the human body. And because men +of sense very soon found that such were the effects of meddling with +very complicated machinery they did not understand, I suppose the +first thing, as being the easiest, was to study the nature of the +works of the human watch, and the next thing was to study the way the +parts worked together, and the way the watch worked. Thus, by degrees, +we have had growing up our body of anatomists, or knowers of the +construction of the human watch, and our physiologists, who know how +the machine works. And just as any sensible man, who has a valuable +watch, does not meddle with it himself, but goes to some one who has +studied watchmaking, and understands what the effect of doing this +or that may be; so, I suppose, the man who, having charge of that +valuable machine, his own body, wants to have it kept in good order, +comes to a professor of the medical art for the purpose of having it +set right, believing that, by deduction from the facts of structure +and from the facts of function, the physician will divine what may be +the matter with his bodily watch at that particular time, and what may +be the best means of setting it right. If that may be taken as a +just representation of the relation of the theoretical branches of +medicine--what we may call the institutes of medicine, to use an old +term--to the practical branches, I think it will be obvious to you +that they are of prime and fundamental importance. Whatever tends to +affect the teaching of them injuriously must tend to destroy and +to disorganize the whole fabric of the medical art. I think every +sensible man has seen this long ago; but the difficulties in the way +of attaining good teaching in the different branches of the theory, or +institutes, of medicine are very serious. It is a comparatively +easy matter--pray mark that I use the word "comparatively"--it is a +comparatively easy matter to learn anatomy and to teach it; it is a +very difficult matter to learn physiology and to teach it. It is a +very difficult matter to know and to teach those branches of physics +and those branches of chemistry which bear directly upon physiology; +and hence it is that, as a matter of fact, the teaching of physiology, +and the teaching of the physics and the chemistry which bear upon it, +must necessarily be in a state of relative imperfection; and there is +nothing to be grumbled at in the fact that this relative imperfection +exists. But is the relative imperfection which exists only such as +is necessary, or is it made worse by our practical arrangements? I +believe--and if I did not so believe I should not have troubled you +with these observations--I believe it is made infinitely worse by +our practical arrangements, or rather, I ought to say, our very +unpractical arrangements. Some very wise man long ago affirmed that +every question, in the long run, was a question of finance; and there +is a good deal to be said for that view. Most assuredly the question +of medical teaching is, in a very large and broad sense, a question of +finance. What I mean is this: that in London the arrangements of the +medical schools, and the number of them, are such as to render it +almost impossible that men who confine themselves to the teaching +of the theoretical branches of the profession should be able to make +their bread by that operation; and, you know, if a man cannot make his +bread, he cannot teach--at least his teaching comes to a speedy end. +That is a matter of physiology. Anatomy is fairly well taught, because +it lies in the direction of practice, and a man is all the better +surgeon for being a good anatomist. It does not absolutely interfere +with the pursuits of a practical surgeon if he should hold a Chair +of Anatomy--though I do not for one moment say that he would not be a +better teacher if he did not devote himself to practice. (Applause.) +Yes, I know exactly what that cheer means, but I am keeping as +carefully as possible from any sort of allusion to Professor Ellis. +But the fact is, that even human anatomy has now grown to be so large +a matter, that it takes the whole devotion of a man's life to put the +great mass of knowledge upon that subject into such a shape that it +can be teachable to the mind of the ordinary student. What the student +wants in a professor is a man who shall stand between him and the +infinite diversity and variety of human knowledge, and who shall +gather all that together, and extract from it that which is capable +of being assimilated by the mind. That function is a vast and an +important one, and unless, in such subjects as anatomy, a man is +wholly free from other cares, it is almost impossible that he can +perform it thoroughly and well. But if it be hardly possible for a man +to pursue anatomy without actually breaking with his profession, how +is it possible for him to pursue physiology? + +I get every year those very elaborate reports of Henle and +Meissner--volumes of, I suppose, 400 pages altogether--and they +consist merely of abstracts of the memoirs and works which have been +written on Anatomy and Physiology--only abstracts of them! How is +a man to keep up his acquaintance with all that is doing in the +physiological world--in a world advancing with enormous strides every +day and every hour--if he has to be distracted with the cares of +practice? You know very well it must be impracticable to do so. Our +men of ability join our medical schools with an eye to the future. +They take the Chairs of Anatomy or of Physiology; and by and by they +leave those Chairs for the more profitable pursuits into which they +have drifted by professional success, and so they become clothed, +and physiology is bare. The result is, that in those schools in which +physiology is thus left to the benevolence, so to speak, of those +who have no time to look to it, the effect of such teaching comes +out obviously, and is made manifest in what I spoke of just now--the +unreality, the bookishness of the knowledge of the taught. And if this +is the case in physiology, still more must it be the case in those +branches of physics which are the foundation of physiology; although +it may be less the case in chemistry, because for an able chemist a +certain honourable and independent career lies in the direction of +his work, and he is able, like the anatomist, to look upon what he +may teach to the student as not absolutely taking him away from his +bread-winning pursuits. + +But it is of no use to grumble about this state of things unless +one is prepared to indicate some sort of practical remedy. And I +believe--and I venture to make the statement because I am wholly +independent of all sorts of medical schools, and may, therefore, say +what I believe without being supposed to be affected by any personal +interest--but I say I believe that the remedy for this state of +things, for that imperfection of our theoretical knowledge which keeps +down the ability of England at the present time in medical matters, +is a mere affair of mechanical arrangement; that so long as you have +a dozen medical schools scattered about in different parts of the +metropolis, and dividing the students among them, so long, in all the +smaller schools at any rate, it is impossible that any other state of +things than that which I have been depicting should obtain. Professors +must live; to live they must occupy themselves with practice, and +if they occupy themselves with practice, the pursuit of the abstract +branches of science must go to the wall. All this is a plain and +obvious matter of common-sense reasoning. I believe you will never +alter this state of things until, either by consent or by _force +majeure_--and I should be very sorry to see the latter applied--but +until there is some new arrangement, and until all the theoretical +branches of the profession, the institutes of medicine, are taught in +London in not more than one or two, or at the outside three, central +institutions, no good will be effected. If that large body of men, the +medical students of London, were obliged in the first place to get a +knowledge of the theoretical branches of their profession in two or +three central schools, there would be abundant means for maintaining +able professors--not, indeed, for enriching them, as they would be +able to enrich themselves by practice--but for enabling them to make +that choice which such men are so willing to make; namely, the choice +between wealth and a modest competency, when that modest competency +is to be combined with a scientific career, and the means of advancing +knowledge. I do not believe that all the talking about, and tinkering +of, medical education will do the slightest good until the fact +is clearly recognized, that men must be thoroughly grounded in the +theoretical branches of their profession, and that to this end the +teaching of those theoretical branches must be confined to two or +three centres. + +Now let me add one other word, and that is, that if I were a despot, I +would cut down these branches to a very considerable extent. The next +thing to be done beyond that which I mentioned just now, is to go +back to primary education. The great step towards a thorough medical +education is to insist upon the teaching of the elements of the +physical sciences in all schools, so that medical students shall not +go up to the medical colleges utterly ignorant of that with which they +have to deal; to insist on the elements of chemistry, the elements of +botany, and the elements of physics being taught in our ordinary +and common schools, so that there shall be some preparation for +the discipline of medical colleges. And, if this reform were once +effected, you might confine the "Institutes of Medicine" to physics +as applied to physiology--to chemistry as applied to physiology--to +physiology itself, and to anatomy. Afterwards, the student, thoroughly +grounded in these matters, might go to any hospital he pleased for +the purpose of studying the practical branches of his profession. The +practical teaching might be made as local as you like; and you +might use to advantage the opportunities afforded by all these +local institutions for acquiring a knowledge of the practice of the +profession. But you may say: "This is abolishing a great deal; you are +getting rid of botany and zoology to begin with." I have not a doubt +that they ought to be got rid of, as branches of special medical +education; they ought to be put back to an earlier stage, and made +branches of general education. Let me say, by way of self-denying +ordinance, for which you will, I am sure, give me credit, that I +believe that comparative anatomy ought to be absolutely abolished. +I say so, not without a certain fear of the Vice-Chancellor of the +University of London who sits upon my left. But I do not think the +charter gives him very much power over me; moreover, I shall soon come +to an end of my examinership, and therefore I am not afraid, but shall +go on to say what I was going to say, and that is, that in my belief +it is a downright cruelty--I have no other word for it--to require +from gentlemen who are engaged in medical studies, the pretence--for +it is nothing else, and can be nothing else, than a pretence--of a +knowledge of comparative anatomy as part of their medical curriculum. +Make it part of their Arts teaching if you like, make it part of their +general education if you like, make it part of their qualification for +the scientific degree by all means--that is its proper place; but to +require that gentlemen whose whole faculties should be bent upon +the acquirement of a real knowledge of human physiology should +worry themselves with getting up hearsay about the alternation of +generations in the Salpae is really monstrous. I cannot characterize +it in any other way. And having sacrificed my own pursuit, I am sure I +may sacrifice other people's; and I make this remark with all the +more willingness because I discovered, on reading the name-of your +Professors just now, that the Professor of Materia Medica is not +present. I must confess, if I had my way I should abolish Materia +Medica[1] altogether. I recollect, when I was first under examination +at the University of London, Dr. Pereira was the examiner, and you +know that "Pereira's Materia Medica" was a book _de omnibus rebus_. I +recollect my struggles with that book late at night and early in the +morning (I worked very hard in those days), and I do believe that I +got that book into my head somehow or other, but then I will undertake +to say that I forgot it all a week afterwards. Not one trace of a +knowledge of drugs has remained in my memory from that time to this; +and really, as a matter of common sense, I cannot understand the +arguments for obliging a medical man to know all about drugs and +where they come from. Why not make him belong to the Iron and Steel +Institute, and learn something about cutlery, because he uses knives? + +[Footnote 1: It will, I hope, be understood that I do not include +Therapeutics under this head.] + +But do not suppose that, after all these deductions, there would not +be ample room for your activity. Let us count up what we have left. I +suppose all the time for medical education that can be hoped for is, +at the outside, about four years. Well, what have you to master in +those four years upon my supposition? Physics applied to physiology; +chemistry applied to physiology; physiology; anatomy; surgery; +medicine (including therapeutics); obstetrics; hygiene; and medical +jurisprudence--nine subjects for four years! And when you consider +what those subjects are, and that the acquisition of anything beyond +the rudiments of any one of them may tax the energies of a lifetime, +I think that even those energies which you young gentlemen have +been displaying for the last hour or two might be taxed to keep you +thoroughly up to what is wanted for your medical career. + +I entertain a very strong conviction that any one who adds to medical +education one iota or tittle beyond what is absolutely necessary, is +guilty of a very grave offence. Gentlemen, it will depend upon the +knowledge that you happen to possess,--upon your means of applying it +within your own field of action,--whether the bills of mortality of +your district are increased or diminished; and that, gentlemen, is a +very serious consideration indeed. And, under those circumstances, the +subjects with which you have to deal being so difficult, their extent +so enormous, and the time at your disposal so limited, I could not +feel my conscience easy if I did not, on such an occasion as this, +raise a protest against employing your energies upon the acquisition +of any knowledge which may not be absolutely needed in your future +career. + + + + +IV. + +YEAST. + + +IT has been known, from time immemorial, that the sweet liquids which +may be obtained by expressing the juices of the fruits and stems +of various plants, or by steeping malted barley in hot water, or +by mixing honey with water--are liable to undergo a series of very +singular changes, if freely exposed to the air and left to themselves, +in warm weather. However clear and pellucid the liquid may have been +when first prepared, however carefully it may have been freed, by +straining and filtration, from even the finest visible impurities, it +will not remain clear. After a time it will become cloudy and turbid; +little bubbles will be seen rising to the surface, and their abundance +will increase until the liquid hisses as if it were simmering on +the fire. By degrees, some of the solid particles which produce the +turbidity of the liquid collect at its surface into a scum, which +is blown up by the emerging air-bubbles into a thick, foamy froth. +Another moiety sinks to the bottom, and accumulates as a muddy +sediment, or "lees." + +When this action has continued, with more or less violence, for +a certain time, it gradually moderates. The evolution of bubbles +slackens, and finally comes to an end; scum and lees alike settle at +the bottom, and the fluid is once more clear and transparent. But +it has acquired properties of which no trace existed in the original +liquid. Instead of being a mere sweet fluid, mainly composed of sugar +and water, the sugar has more or less completely disappeared, and it +has acquired that peculiar smell and taste which we call "spirituous." +Instead of being devoid of any obvious effect upon the animal economy, +it has become possessed of a very wonderful influence on the nervous +system; so that in small doses it exhilarates, while in larger it +stupefies, and may even destroy life. + +Moreover, if the original fluid is put into a still, and heated for a +while, the first and last product of its distillation is simple water; +while, when the altered fluid is subjected to the same process, the +matter which is first condensed in the receiver is found to be a +clear, volatile substance, which is lighter than water, has a pungent +taste and smell, possesses the intoxicating powers of the fluid in +an eminent degree, and takes fire the moment it is brought in contact +with a flame. The alchemists called this volatile liquid, which +they obtained from wine, "spirits of wine," just as they called +hydrochloric acid "spirits of salt," and as we, to this day, call +refined turpentine "spirits of turpentine." As the "spiritus," or +breath, of a man was thought to be the most refined and subtle part +of him, the intelligent essence of man was also conceived as a sort +of breath, or spirit; and, by analogy, the most refined essence of +anything was called its "spirit." And thus it has come about that we +use the same word for the soul of man and for a glass of gin. + +At the present day, however, we even more commonly use another name +for this peculiar liquid--namely, "alcohol," and its origin is not +less singular. The Dutch physician, Van Helmont, lived in the latter +part of the sixteenth and the beginning of the seventeenth century--in +the transition period between alchemy and chemistry--and was rather +more alchemist than chemist. Appended to his "Opera Omnia," published +in 1707, there is a very needful "Clavis ad obscuriorum sensum +referandum," in which the following passage occurs:-- + + "ALCOHOL.--Chymicis est liquor aut pulvis summè subtilisatus, + vocabulo Orientalibus quoque, cum primis Habessinis, + familiari, quibus _cohol_ speciatim pulverem impalpabilem ex + antimonio pro oculis tin-gendis denotat ... Hodie autem, ob + analogiam, quivis pulvis teuerior, ut pulvis oculorum cancri + summe subtilisatus _alcohol_ audit, hand aliter ac spiritus + rectificatissimi _alcolisati_ dicuntur." + +Similarly, Robert Boyle speaks of a fine powder as "alcohol;" and, +so late as the middle of the last century, the English lexicographer, +Nathan Bailey, defines "alcohol" as "the pure substance of anything +separated from the more gross, a very fine and impalpable powder, or a +very pure, well-rectified spirit." But, by the time of the publication +of Lavoisier's "Traité Élémentaire de Chimie," in 1789, the term +"alcohol," "alkohol," or "alkool" (for it is spelt in all three ways), +which Van Helmont had applied primarily to a fine powder, and +only secondarily to spirits of wine, had lost its primary meaning +altogether; and, from the end of the last century until now, it has, +I believe, been used exclusively as the denotation of spirits of wine, +and bodies chemically allied to that substance. + +The process which gives rise to alcohol in a saccharine fluid is known +to us as "fermentation;" a term based upon the apparent boiling up or +"effervescence" of the fermenting liquid, and of Latin origin. + +Our Teutonic cousins call the same process "gähren," "gäsen," +"göschen," and "gischen;" but, oddly enough, we do not seem to have +retained their verb or their substantive denoting the action itself, +though we do use names identical with, or plainly derived from, theirs +for the scum and lees. These are called, in Low German, "gäscht" +and "gischt;" in Anglo-Saxon, "gest," "gist," and "yst," whence our +"yeast." Again, in Low German and in Anglo-Saxon, there is another +name for yeast, having the form "barm," or "beorm;" and, in the +Midland Counties, "barm" is the name by which yeast is still best +known. In High German, there is a third name for yeast, "hefe," which +is not represented in English, so far as I know. + +All these words are said by philologers to be derived from roots +expressive of the intestine motion of a fermenting substance. Thus +"hefe" is derived from "heben," to raise; "barm" from "beren" or +"bären," to bear up; "yeast," "yst," and "gist," have all to do with +seething and foam, with "yeasty waves," and "gusty" breezes. + +The same reference to the swelling up of the fermenting substance is +seen in the Gallo-Latin terms "levure" and "leaven." + +It is highly creditable to the ingenuity of our ancestors that the +peculiar property of fermented liquids, in virtue of which they "make +glad the heart of man," seems to have been known in the remotest +periods of which we have any record. All savages take to alcoholic +fluids as if they were to the manner born. Our Vedic forefathers +intoxicated themselves with the juice of the "soma;" Noah, by a not +unnatural reaction against a superfluity of water, appears to have +taken the earliest practicable opportunity of qualifying that which +he was obliged to drink; and the ghosts of the ancient Egyptians were +solaced by pictures of banquets in which the winecup passes round, +graven on the walls of their tombs. A knowledge of the process of +fermentation, therefore, was in all probability possessed by the +prehistoric populations of the globe; and it must have become a matter +of great interest even to primaeval wine-bibbers to study the methods +by which fermented liquids could be surely manufactured. No doubt, +therefore, it was soon discovered that the most certain, as well as +the most expeditious, way of making a sweet juice ferment was to add +to it a little of the scum, or lees, of another fermenting juice. +And it can hardly be questioned that this singular excitation of +fermentation in one fluid, by a sort of infection, or inoculation, +of a little ferment taken from some other fluid, together with the +strange swelling, foaming, and hissing of the fermented substance, +must have always attracted attention from the more thoughtful. +Nevertheless, the commencement of the scientific analysis of the +phenomena dates from a period not earlier than the first half of the +seventeenth century. + +At this time, Van Helmont made a first step, by pointing out that the +peculiar hissing and bubbling of a fermented liquid is due, not to the +evolution of common air (which he, as the inventor of the term "gas," +calls "gas ventosum"), but to that of a peculiar kind of air such +as is occasionally met with in caves, mines, and wells, and which he +calls "gas sylvestre." + +But a century elapsed before the nature of this "gas sylvestre," or, +as it was afterwards called, "fixed air," was clearly determined, and +it was found to be identical with that deadly "choke-damp" by which +the lives of those who descend into old wells, or mines, or brewers' +vats, are sometimes suddenly ended; and with the poisonous aëriform +fluid which is produced by the combustion of charcoal, and now goes by +the name of carbonic acid gas. + +During the same time it gradually became clear that the presence of +sugar was essential to the production of alcohol and the evolution of +carbonic acid gas, which are the two great and conspicuous products of +fermentation. And finally, in 1787, the Italian chemist, Fabroni, made +the capital discovery that the yeast ferment, the presence of which +is necessary to fermentation, is what he termed a "vegeto-animal" +substance--or is a body which gives off ammoniacal salts when it is +burned, and is, in other ways, similar to the gluten of plants and the +albumen and casein of animals. + +These discoveries prepared the way for the illustrious Frenchman, +Lavoisier, who first approached the problem of fermentation with a +complete conception of the nature of the work to be done. The words +in which he expresses this conception, in the treatise on elementary +chemistry to which reference has already been made, mark the year 1789 +as the commencement of a revolution of not less moment in the world of +science than that which simultaneously burst over the political world, +and soon engulfed Lavoisier himself in one of its mad eddies. + +"We may lay it down as an incontestable axiom that, in all the +operations of art and nature, nothing is created; an equal quantity +of matter exists both before and after the experiment: the quality and +quantity of the elements remain precisely the same, and nothing takes +place beyond changes and modifications in the combinations of these +elements. Upon this principle, the whole art of performing chemical +experiments depends; we must always suppose an exact equality between +the elements of the body examined and those of the products of its +analysis. + +"Hence, since from must of grapes we procure alcohol and carbonic +acid, I have an undoubted right to suppose that must consists of +carbonic acid and alcohol. From these premisses we have two modes +of ascertaining what passes during vinous fermentation: either +by determining the nature of, and the elements which compose, the +fermentable substances; or by accurately examining the products +resulting from fermentation; and it is evident that the knowledge +of either of these must lead to accurate conclusions concerning the +nature and composition of the other. From these considerations it +became necessary accurately to determine the constituent elements of +the fermentable substances; and for this purpose I did not make use +of the compound juices of fruits, the rigorous analysis of which +is perhaps impossible, but made choice of sugar, which is easily +analysed, and the nature of which I have already explained. This +substance is a true vegetable oxyd, with two bases, composed of +hydrogen and carbon, brought to the state of an oxyd by means of a +certain proportion of oxygen; and these three elements are combined +in such a way that a very slight force is sufficient to destroy the +equilibrium of their connection." + +After giving the details of his analysis of sugar and of the products +of fermentation, Lavoisier continues:-- + +"The effect of the vinous fermentation upon sugar is thus reduced to +the mere separation of its elements into two portions; one part is +oxygenated at the expense of the other, so as to form carbonic acid; +while the other part, being disoxygenated in favour of the latter, is +converted into the combustible substance called alkohol; therefore, +if it were possible to re-unite alkohol and carbonic acid together, we +ought to form sugar."[1] + +[Footnote 1: "Elements of Chemistry." By M. Lavoisier. Translated by +Robert Kerr. Second Edition, 1793 (pp. 186--196).] + +Thus Lavoisier thought he had demonstrated that the carbonic acid and +the alcohol which are produced by the process of fermentation, are +equal in weight to the sugar which disappears; but the application of +the more refined methods of modern chemistry to the investigation of +the products of fermentation by Pasteur, in 1860, proved that this is +not exactly true, and that there is a deficit of from 5 to 7 per cent. +of the sugar which is not covered by the alcohol and carbonic acid +evolved. The greater part of this deficit is accounted for by the +discovery of two substances, glycerine and succinic acid, of the +existence of which Lavoisier was unaware, in the fermented liquid. +But about 1-1/2 per cent. still remains to be made good. According to +Pasteur, it has been appropriated by the yeast, but the fact that such +appropriation takes place cannot be said to be actually proved. + +However this may be, there can be no doubt that the constituent +elements of fully 98 per cent. of the sugar which has vanished during +fermentation have simply undergone rearrangement; like the soldiers +of a brigade, who at the word of command divide themselves into the +independent regiments to which they belong. The brigade is sugar, the +regiments are carbonic acid, succinic acid, alcohol, and glycerine. + +From the time of Fabroni, onwards, it has been admitted that the agent +by which this surprising rearrangement of the particles of the sugar +is effected is the yeast. But the first thoroughly conclusive evidence +of the necessity of yeast for the fermentation of sugar was furnished +by Appert, whose method of preserving perishable articles of food +excited so much attention in France at the beginning of this century. +Gay-Lussac, in his "Mémoire sur la Fermentation,"[1] alludes to +Appert's method of preserving beer-wort unfermented for an indefinite +time, by simply boiling the wort and closing the vessel in which the +boiling fluid is contained, in such a way as thoroughly to exclude +air; and he shows that, if a little yeast be introduced into such +wort, after it has cooled, the wort at once begins to ferment, even +though every precaution be taken to exclude air. And this statement +has since received full confirmation from Pasteur. + +[Footnote 1: "Annales de Chimie," 1810.] + +On the other hand, Schwann, Schroeder and Dusch, and Pasteur, have +amply proved that air may be allowed to have free access to beer-wort, +without exciting fermentation, if only efficient precautions are taken +to prevent the entry of particles of yeast along with the air. + +Thus, the truth that the fermentation of a simple solution of sugar in +water depends upon the presence of yeast, rests upon an unassailable +foundation; and the inquiry into the exact nature of the substance +which possesses such a wonderful chemical influence becomes profoundly +interesting. + +The first step towards the solution of this problem was made two +centuries ago by the patient and painstaking Dutch naturalist, +Leeuwenhoek, who in the year 1680 wrote thus:-- + + "Saepissimo examinavi fermentum cerevisiae, semperque hoc ex + globulis per materiam pellucidam fluitantibus, quam cerevisiam + esse censui, constare observavi: vidi etiam evidentissime, + unumquemque hujus fermenti globulum denuo ex sex distinctis + globullis constare, accurate eidem quantitate et formae, cui + globulis sanguinis nostri, respondentibus. + + "Verum talis mini de horum origine et formatione conceptus + formabam; globulis nempe ex quibus farina Tritici, Hordei, + Avenae, Fagotritici, se constat aquae calore dissolvi et aquae + commisceri; hac, vero aqua, quam cerevisiam vocare licet, + refrigescente, multos ex minimis particulis in cerevisia + coadunari, et hoc pacto efficere particulam sive globulum, + quae sexta pars est globuli faecis, et iterum sex ex hisce + globulis conjungi."[1] + +[Footnote 1: Leeuwenhoek, "Arcana Naturae Detecta." Ed. Nov., 1721.] + +Thus Leeuwenhoek discovered that yeast consists of globules floating +in a fluid; but he thought that they were merely the starchy particles +of the grain from which the wort was made, re-arranged. He discovered +the fact that yeast had a definite structure, but not the meaning of +the fact. A century and a half elapsed, and the investigation of +yeast was recommenced almost simultaneously by Cagniard de la Tour in +France, and by Schwann and Kützing in Germany. The French observer +was the first to publish his results; and the subject received at his +hands and at those of his colleague, the botanist Turpin, full and +satisfactory investigation. + +The main conclusions at which they arrived are these. The globular, +or oval, corpuscles which float so thickly in the yeast as to make it +muddy, though the largest are not more than one two-thousandth of +an inch in diameter, and the smallest may measure less than one +seven-thousandth of an inch, are living organisms. They multiply with +great rapidity, by giving off minute buds, which soon attain the size +of their parent, and then either become detached or remain united, +forming the compound globules of which Leeuwenhoek speaks, though the +constancy of their arrangement in sixes existed only in the worthy +Dutchman's imagination. + +It was very soon made out that these yeast organisms, to which Turpin +gave the name of _Torula cerevisiae_, were more nearly allied to the +lower Fungi than to anything else. Indeed Turpin, and subsequently +Berkeley and Hoffmann, believed that they had traced the development +of the _Torula_ into the well-known and very common mould--the +_Penicillium glaucum_. Other observers have not succeeded in verifying +these statements; and my own observations lead me to believe, that +while the connection between _Torula_ and the moulds is a very close +one, it is of a different nature from that which has been supposed. I +have never been able to trace the development of _Torula_ into a true +mould; but it is quite easy to prove that species of true mould, +such as _Penicillium_, when sown in an appropriate nidus, such as +a solution of tartrate of ammonia and yeast-ash, in water, with or +without sugar, give rise to _Torulae_, similar in all respects to _T. +cerevisiae_, except that they are, on the average, smaller. Moreover, +Bail has observed the development of a _Torula_ larger than _T. +cerevisiae_, from a _Mucor_, a mould allied to _Penicillium_. + +It follows, therefore, that the _Torulae_, or organisms of yeast, +are veritable plants; and conclusive experiments have proved that the +power which causes the rearrangement of the molecules of the sugar is +intimately connected with the life and growth of the plant. In fact, +whatever arrests the vital activity of the plant also prevents it from +exciting fermentation. + +Such being the facts with regard to the nature of yeast, and the +changes which it effects in sugar, how are they to be accounted for? +Before modern chemistry had come into existence, Stahl, stumbling, +with the stride of genius, upon the conception which lies at the +bottom of all modern views of the process, put forward the notion that +the ferment, being in a state of internal motion, communicated +that motion to the sugar, and thus caused its resolution into new +substances. And Lavoisier, as we have seen, adopts substantially the +same view, (But Fabroni, full of the then novel conception of acids +and bases and double decompositions, propounded the hypothesis that +sugar is an oxide with two bases, and the ferment a carbonate with two +bases; that the carbon of the ferment unites with the oxygen of the +sugar, and gives rise to carbonic acid; while the sugar, uniting with +the nitrogen of the ferment, produces a new substance analogous to +opium. This is decomposed by distillation, and gives rise to alcohol.) +Next, in 1803, Thénard propounded a hypothesis which partakes somewhat +of the nature of both Stahl's and Fabroni's views. "I do not believe +with Lavoisier," he says, "that all the carbonic acid formed proceeds +from the sugar. How, in that case, could we conceive the action of the +ferment on it? I think that the first portions of the acid are due +to a combination of the carbon of the ferment with the oxygen of the +sugar, and that it is by carrying off a portion of oxygen from +the last that the ferment causes the fermentation to commence--the +equilibrium between the principles of the sugar being disturbed, they +combine afresh to form carbonic acid and alcohol." + +The three views here before us may be familiarly exemplified by +supposing the sugar to be a card-house. According to Stahl, the +ferment is somebody who knocks the table, and shakes the card-house +down; according to Fabroni, the ferment takes out some cards, but puts +others in their places; according to Thénard, the ferment simply takes +a card out of the bottom story, the result of which is that all the +others fall. + +As chemistry advanced, facts came to light which put a new face upon +Stahl's hypothesis, and gave it a safer foundation than it previously +possessed. The general nature of these phenomena may be thus +stated:--A body, A, without giving to, or taking from, another +body, B, any material particles, causes B to decompose into other +substances, C, D, E, the sum of the weights of which is equal to the +weight of B, which decomposes. + +Thus, bitter almonds contain two substances, amygdalin and synaptase, +which can be extracted, in a separate state, from the bitter almonds. +The amygdalin thus obtained, if dissolved in water, undergoes no +change; but if a little synaptase be added to the solution, the +amygdalin splits up into bitter almond oil, prussic acid, and a kind +of sugar. + +A short time after Cagniard de la Tour discovered the yeast plant, +Liebig, struck with the similarity between this and other such +processes and the fermentation of sugar, put forward the hypothesis +that yeast contains a substance which acts upon sugar, as synaptase +acts upon amygdalin. And as the synaptase is certainly neither +organized nor alive, but a mere chemical substance, Liebig treated +Cagniard de la Tour's discovery with no small contempt, and, from +that time to the present, has steadily repudiated the notion that the +decomposition of the sugar is, in any sense, the result of the vital +activity of the _Torula_. But, though the notion that the _Torula_ is +a creature which eats sugar and excretes carbonic acid and alcohol, +which is not unjustly ridiculed in the most surprising paper that +ever made its appearance in a grave scientific journal[1], may be +untenable, the fact that the _Torulae_ are alive, and that yeast does +not excite fermentation unless it contains living _Torulae_, stands +fast. Moreover, of late years, the essential participation of living +organisms in fermentation other than the alcoholic, has been clearly +made out by Pasteur and other chemists. + +[Footnote 1: "Das enträthselte Geheimniss der geistigen Gährung +(Vorläufige briefliche Mittheilung)" is the title of an anonymous +contribution, to Wöhler and Liebig's "Annalen der Pharmacie" for +1839, in which a somewhat Rabelaisian imaginary description of the +organization of the "yeast animals" and of the manner in which their +functions are performed, is given with a circumstantiality worthy +of the author of Gulliver's Travels. As a specimen of the writer's +humour, his account of what happens when fermentation comes to an end +may suffice. "Sobald nämlich die Thiere keinen Zucker mehr vorfinden, +so fressen sie sich gegenseitig selbst auf, was durch eine eigene +Manipulation geschicht; alles wird verdaut bis auf die Eier, welche +unverändert durch den Darmkanal hineingehen; man hat zuletzt wieder +gährungsfähige Hefe, nämlich den Saamen der Thiere, der übrig +bleibt."] + +However, it may be asked, is there any necessary opposition between +the so-called "vital" and the strictly physico-chemical views of +fermentation? It is quite possible that the living _Torula_ may excite +fermentation in sugar, because it constantly produces, as an essential +part of its vital manifestations, some substance which acts upon the +sugar, just as the synaptase acts upon the amygdalin. Or it may +be, that, without the formation of any such special substance, +the physical condition of the living tissue of the yeast plant is +sufficient to effect that small disturbance of the equilibrium of the +particles of the sugar, which Lavoisier thought sufficient to effect +its decomposition. + +Platinum in a very fine state of division--known as platinum black, or +_noir de platine_--has the very singular property of causing alcohol +to change into acetic acid with great rapidity. The vinegar plant, +which is closely allied to the yeast plant, has a similar effect upon +dilute alcohol, causing it to absorb the oxygen of the air, and become +converted into vinegar; and Liebig's eminent opponent, Pasteur, who +has done so much for the theory and the practice of vinegar-making, +himself suggests that in this case-- + + "La cause du phénomène physique qui accompagne la vie de la + plante réside dans un état physique propre, analogue à celui + du noir de platine. Mais il est essentiel de remarquer que cet + état physique de la plante est étroitement lié avec la vie de + cette plante."[1] + +[Footnote 1: "Etudes sur les Mycodermes," Comptes-Rendus, liv., 1862.] + +Now, if the vinegar plant gives rise to the oxidation of alcohol, +on account of its merely physical constitution, it is at any rate +possible that the physical constitution of the yeast plant may exert a +decomposing influence on sugar. + +But, without presuming to discuss a question which leads us into the +very arcana of chemistry, the present state of speculation upon the +_modus operandi_ of the yeast plant in producing fermentation is +represented, on the one hand, by the Stahlian doctrine, supported by +Liebig, according to which the atoms of the sugar are shaken into new +combinations, either directly by the _Torulae_, or indirectly, by some +substance formed by them; and, on the other hand, by the Thénardian +doctrine, supported by Pasteur, according to which the yeast plant +assimilates part of the sugar, and, in so doing, disturbs the rest, +and determines its resolution into the products of fermentation. +Perhaps the two views are not so much opposed as they seem at first +sight to be. + + +But the interest which attaches to the influence of the yeast plants +upon the medium in which they live and grow does not arise solely +from its bearing upon the theory of fermentation. So long ago as 1838, +Turpin compared the _Torulae_ to the ultimate elements of the tissues +of animals and plants--"Les organes élémentaires de leurs tissus, +comparables aux petits végétaux des levures ordinaires, sont aussi les +décompositeurs des substances qui les environnent." + +Almost at the same time, and, probably, equally guided by his study of +yeast, Schwann was engaged in those remarkable investigations into +the form and development of the ultimate structural elements of the +tissues of animals, which led him to recognize their fundamental +identity with the ultimate structural elements of vegetable organisms. + +The yeast plant is a mere sac, or "cell," containing a semi-fluid +matter, and Schwann's microscopic analysis resolved all living +organisms, in the long run, into an aggregation of such sacs or cells, +variously modified; and tended to show, that all, whatever their +ultimate complication, begin their existence in the condition of such +simple cells. + +In his famous "Mikroskopische Untersuchungen," Schwann speaks of +_Torula_ as a "cell;" and, in a remarkable note to the passage in +which he refers to the yeast plant, Schwann says:-- + + "I have been unable to avoid mentioning fermentation, because + it is the most fully and exactly known operation of cells, + and represents, in the simplest fashion, the process which is + repeated by every cell of the living body." + +In other words, Schwann conceives that every cell of the living body +exerts an influence on the matter which surrounds and permeates it, +analogous to that which a _Torula_ exerts on the saccharine solution +by which it is bathed. A wonderfully suggestive thought, opening up +views of the nature of the chemical processes of the living body, +which have hardly yet received all the development of which they are +capable. + +Kant defined the special peculiarity of the living body to be that the +parts exist for the sake of the whole and the whole for the sake of +the parts. But when Turpin and Schwann resolved the living body into +an aggregation of quasi-independent cells, each, like a _Torula_, +leading its own life and having its own laws of growth and +development, the aggregation being dominated and kept working towards +a definite end only by a certain harmony among these units, or by the +superaddition of a controlling apparatus, such as a nervous system, +this conception ceased to be tenable. The cell lives for its own sake, +as well as for the sake of the whole organism; and the cells, which +float in the blood, live at its expense, and profoundly modify it, are +almost as much independent organisms as the _Torulae_ which float in +beer-wort. + +Schwann burdened his enunciation of the "cell theory" with two false +suppositions; the one, that the structures he called "nucleus" and +"cell-wall" are essential to a cell; the other, that cells are usually +formed independently of other cells; but, in 1839, it was a vast and +clear gain to arrive at the conception, that the vital functions of +all the higher animals and plants are the resultant of the forces +inherent in the innumerable minute cells of which they are composed, +and that each of them is, itself, an equivalent of one of the lowest +and simplest of independent living beings--the _Torula._ + +From purely morphological investigations, Turpin and Schwann, as we +have seen, arrived at the notion of the fundamental unity of structure +of living beings. And, before long, the researches of chemists +gradually led up to the conception of the fundamental unity of their +composition. + +So far back as 1803, Thénard pointed out, in most distinct terms, the +important fact that yeast contains a nitrogenous "animal" substance; +and that such a substance is contained in all ferments. Before him, +Fabroni and Fourcroy speak of the "vegeto-animal" matter of yeast. +In 1844 Mulder endeavoured to demonstrate that a peculiar substance, +which he called "protein," was essentially characteristic of living +matter. In 1846, Payen writes:-- + + "Enfin, une loi sans exception me semble apparaître dans les + faits nombreux que j'ai observés et conduire à envisager sous + un nouveau jour la vie végétale; si je ne m'abuse, tout ce + que dans les tissus végétaux la vue directe où amplifiée nous + permet de discerner sous la forme de cellules et de vaisseaux, + ne représente autre chose que les enveloppes protectrices, + les réservoirs et les conduits, à l'aide desquels les corps + animés qui les secrètent et les façonnent, se logent, puisent + et charriant leurs aliments, déposent et isolent les matières + excrétées." + +And again:-- + + "A fin de complêter aujourd'hui l'énoncé du fait général, je + rappellerai que les corps, doué des fonctions accomplies + dans les tissus des plantes, sont formés des éléments qui + constituent, en proportion peu variable, les organismes + animaux; qu'ainsi l'on est conduit à reconnaître une immense + unité de composition élémentaire dans tous les corps vivants + de la nature."[1] + +[Footnote 1: "Mém. sur les Développements des Végétaux," &c.--"Mém. +Présentées." ix. 1846.] + +In the year (1846) in which these remarkable passages were published, +the eminent German botanist, Von Mohl, invented the word "protoplasm," +as a name for one portion of those nitrogenous contents of the cells +of living plants, the close chemical resemblance of which to the +essential constituents of living animals is so strongly indicated by +Payen. And through the twenty-five years that have passed, since the +matter of life was first called protoplasm, a host of investigators, +among whom Cohn, Max Schulze, and Kühne must be named as leaders, have +accumulated evidence, morphological, physiological, and chemical, in +favour of that "immense unité de composition élémentaire dans tous les +corps vivants de la nature," into which Payen had, so early, a clear +insight. + +As far back as 1850, Cohn wrote, apparently without any knowledge of +what Payen had said before him:-- + + "The protoplasm of the botanist, and the contractile substance + and sarcode of the zoologist, must be, if not identical, yet + in a high degree analogous substances. Hence, from this point + of view, the difference between animals and plants consists + in this; that, in the latter, the contractile substance, as + a primordial utricle, is enclosed within an inert cellulose + membrane, which permits it only to exhibit an internal motion, + expressed by the phenomena of rotation and circulation, while, + in the former, it is not so enclosed. The protoplasm in the + form of the primordial utricle is, as it were, the animal + element in the plant, but which is imprisoned, and only + becomes free in the animal; _or_, to strip off the metaphor + which obscures simple thought, the energy of organic vitality + which is manifested in movement is especially exhibited by a + nitrogenous contractile substance, which in plants is limited + and fettered by an inert membrane, in animals not so."[1] + +[Footnote 1: Cohn, "Ueber Protococcus pluvialis," in the "Nova Acta" +for 1850.] + +In 1868, thinking that an untechnical statement of the views current +among the leaders of biological science might be interesting to the +general public, I gave a lecture embodying them in Edinburgh. Those +who have not made the mistake of attempting to approach biology, +either by the high _à priori_ road of mere philosophical speculation, +or by the mere low _à posteriori_ lane offered by the tube of a +microscope, but have taken the trouble to become acquainted with +well-ascertained facts and with their history, will not need to be +told that in what I had to say "as regards protoplasm" in my lecture +"On the Physical Basis of Life," there was nothing new; and, as I +hope, nothing that the present state of knowledge does not justify us +in believing to be true. Under these circumstances, my surprise may be +imagined, when I found, that the mere statement of facts and of views, +long familiar to me as part of the common scientific property of +continental workers, raised a sort of storm in this country, not only +by exciting the wrath of unscientific persons whose pet prejudices +they seemed to touch, but by giving rise to quite superfluous +explosions on the part of some who should have been better informed. + +Dr. Stirling, for example, made my essay the subject of a special +critical lecture[1], which I have read with much interest, though, I +confess, the meaning of much of it remains as dark to me as does the +"Secret of Hegel" after Dr. Stirling's elaborate revelation of it. +Dr. Stirling's method of dealing with the subject is peculiar. +"Protoplasm" is a question of history, so far as it is a name; of +fact, so far as it is a thing. Dr. Stirling has not taken the trouble +to refer to the original authorities for his history, which is +consequently a travesty; and still less has he concerned himself with +looking at the facts, but contents himself with taking them also at +secondhand. A most amusing example of this fashion of dealing with +scientific statements is furnished by Dr. Stirling's remarks upon my +account of the protoplasm of the nettle hair. That account was drawn +up from careful and often-repeated observation of the facts. Dr. +Stirling thinks he is offering a valid criticism, when he says that my +valued friend Professor Stricker gives a somewhat different statement +about protoplasm. But why in the world did not this distinguished +Hegelian look at a nettle hair for himself, before venturing to +speak about the matter at all? Why trouble himself about what either +Stricker or I say, when any tyro can see the facts for himself, if he +is provided with those not rare articles, a nettle and a microscope? +But I suppose this would have been "_Aufklärung_"--a recurrence to the +base common-sense philosophy of the eighteenth century, which liked +to see before it believed, and to understand before it criticised. Dr. +Stirling winds up his paper with the following paragraph:-- + +[Footnote 1: Subsequently published under the title of "As regards +Protoplasm."] + + "In short, the whole position of Mr. Huxley, (1) that all + organisms consist alike of the same life-matter, (2) which + life-matter is, for its part, due only to chemistry, must be + pronounced untenable--nor less untenable (3) the materialism + he would found on it." + +The paragraph contains three distinct assertions concerning my views, +and just the same number of utter misrepresentations of them. That +which I have numbered (1) turns on the ambiguity of the word "same," +for a discussion of which I would refer Dr. Stirling to a great hero +of "_Aufklärung_", Archbishop Whately; statement number (2) is, in my +judgment, absurd, and certainly I have never said anything resembling +it; while, as to number (3), one great object of my essay was to show +that what is called "materialism," has no sound philosophical basis! + +As we have seen, the study of yeast has led investigators face to face +with problems of immense interest in pure chemistry, and in animal and +vegetable morphology. Its physiology is not less rich in subjects for +inquiry. Take, for example, the singular fact that yeast will increase +indefinitely when grown in the dark, in water containing only tartrate +of ammonia, a small percentage of mineral salts, and sugar. Out of +these materials the _Torulae_ will manufacture nitrogenous protoplasm, +cellulose, and fatty matters, in any quantity, although they are +wholly deprived of those rays of the sun, the influence of which is +essential to the growth of ordinary plants. There has been a great +deal of speculation lately, as to how the living organisms buried +beneath two or three thousand fathoms of water, and therefore in all +probability almost deprived of light, live. + +If any of them possess the same powers as yeast (and the same capacity +for living without light is exhibited by some other fungi) there would +seem to be no difficulty about the matter. + +Of the pathological bearings of the study of yeast, and other such +organisms, I have spoken elsewhere. It is certain that, in +some animals, devastating epidemics are caused by fungi of low +order--similar to those of which _Torula_ is a sort of offshoot. It is +certain that such diseases are propagated by contagion and infection, +in just the same way as ordinary contagious and infectious diseases +are propagated. Of course, it does not follow from this, that all +contagious and infectious diseases are caused by organisms of as +definite and independent a character as the _Torula_; but, I think, +it does follow that it is prudent and wise to satisfy oneself in each +particular case, that the "germ theory" cannot and will not explain +the facts, before having recourse to hypotheses which have no equal +support from analogy. + + + + +V. + +ON THE FORMATION OF COAL. + + +The lumps of coal in a coal-scuttle very often have a roughly cubical +form. If one of them be picked out and examined with a little care, it +will be found that its six sides are not exactly alike. Two opposite +sides are comparatively smooth and shining, while the other four are +much rougher, and are marked by lines which run parallel with the +smooth sides. The coal readily splits along these lines, and the split +surfaces thus formed are parallel with the smooth faces. In other +words, there is a sort of rough and incomplete stratification in the +lump of coal, as if it were a book, the leaves of which had stuck +together very closely. + +Sometimes the faces along which the coal splits are not smooth, but +exhibit a thin layer of dull, charred-looking substance, which is +known as "mineral charcoal." + +Occasionally one of the faces of a lump of coal will present +impressions, which are obviously those of the stem, or leaves, of a +plant; but though hard mineral masses of pyrites, and even fine mud, +may occur here and there, neither sand nor pebbles are met with. + +When the coal burns, the chief ultimate products of its combustion +are carbonic acid, water, and ammoniacal products, which escape up the +chimney; and a greater or less amount of residual earthy salts, which +take the form of ash. These products are, to a great extent, such as +would result from the burning of so much wood. + +These properties of coal may be made out without any very refined +appliances, but the microscope reveals something more. Black and +opaque as ordinary coal is, slices of it become transparent if they +are cemented in Canada balsam, and rubbed down very thin, in the +ordinary way of making thin sections of non-transparent bodies. But +as the thin slices, made in this way, are very apt to crack and break +into fragments, it is better to employ marine glue as the cementing +material. By the use of this substance, slices of considerable size +and of extreme thinness and transparency may be obtained.[1] + +[Footnote 1: My assistant in the Museum of Practical Geology, Mr. +Newton, invented this excellent method of obtaining thin slices of +coal.] + +Now let us suppose two such slices to be prepared from our lump of +coal--one parallel with the bedding, the other perpendicular to it; +and let us call the one the horizontal, and the other the vertical, +section. The horizontal section will present more or less rounded +yellow patches and streaks, scattered irregularly through the dark +brown, or blackish, ground substance; while the vertical section will +exhibit more elongated bars and granules of the same yellow materials, +disposed in lines which correspond, roughly, with the general +direction of the bedding of the coal. + +This is the microscopic structure of an ordinary piece of coal. But if +a great series of coals, from different localities and seams, or even +from different parts of the same seam, be examined, this structure +will be found to vary in two directions. In the anthracitic, or +stone-coals, which burn like coke, the yellow matter diminishes, and +the ground substance becomes more predominant, and blacker, and more +opaque, until it becomes impossible to grind a section thin enough to +be translucent; while, on the other hand, in such as the "Better-Bed" +coal of the neighbourhood of Bradford, which burns with much flame, +the coal is of a far lighter colour, and transparent sections are very +easily obtained. In the browner parts of this coal, sharp eyes will +readily detect multitudes of curious little coin-shaped bodies, of a +yellowish brown colour, embedded in the dark brown ground substance. +On the average, these little brown bodies may have a diameter of about +one-twentieth of an inch. They lie with their flat surfaces nearly +parallel with the two smooth faces of the block in which they are +contained; and, on one side of each, there may be discerned a figure, +consisting of three straight linear marks, which radiate from the +centre of the disk, but do not quite reach its circumference. In the +horizontal section these disks are often converted into more or less +complete rings; while in the vertical sections they appear like thick +hoops, the sides of which have been pressed together. The disks are, +therefore, flattened bags; and favourable sections show that the +three-rayed marking is the expression of three clefts, which penetrate +one wall of the bag. + +The sides of the bags are sometimes closely approximated; but, when +the bags are less flattened, their cavities are, usually, filled with +numerous, irregularly rounded, hollow bodies, having the same kind of +wall as the large ones, but not more than one seven-hundredth of an +inch in diameter. + +In favourable specimens, again, almost the whole ground substance +appears to be made up of similar bodies--more or less carbonized +or blackened--and, in these, there can be no doubt that, with the +exception of patches of mineral charcoal, here and there, the whole +mass of the coal is made up of an accumulation of the larger and of +the smaller sacs. + +But, in one and the same slice, every transition can be observed from +this structure to that which has been described as characteristic of +ordinary coal. The latter appears to rise out of the former, by the +breaking-up and increasing carbonization of the larger and the smaller +sacs. And, in the anthracitic coals, this process appears to have gone +to such a length, as to destroy the original structure altogether, and +to replace it by a completely carbonized substance. + +Thus coal may be said, speaking broadly, to be composed of two +constituents: firstly, mineral charcoal; and, secondly, coal proper. +The nature of the mineral charcoal has long since been determined. Its +structure shows it to consist of the remains of the stems and leaves +of plants, reduced to little more than their carbon. Again, some of +the coal is made up of the crushed and flattened bark, or outer coat, +of the stems of plants, the inner wood of which has completely decayed +away. But what I may term the "saccular matter" of the coal, which, +either in its primary or in its degraded form, constitutes by far the +greater part of all the bituminous coals I have examined, is certainly +not mineral charcoal; nor is its structure that of any stem or leaf. +Hence its real nature is, at first, by no means apparent, and has been +the subject of much discussion. + +The first person who threw any light upon the problem, as far as I +have been able to discover, was the well-known geologist, Professor +Morris. It is now thirty-four years since he carefully described and +figured the coin-shaped bodies, or larger sacs, as I have called +them, in a note appended to the famous paper "On the Coal-brookdale +Coal-Field," published at that time, by the present President of +the Geological Society, Mr. Prestwich. With much sagacity, Professor +Morris divined the real nature of these bodies, and boldly +affirmed them to be the spore-cases of a plant allied to the living +club-mosses. + +But discovery sometimes makes a long halt; and it is only a few +years since Mr. Carruthers determined the plant (or rather one of the +plants) which produces these spore-cases, by finding the discoidal +sacs still adherent to the leaves of the fossilized cone which +produced them. He gave the name of _Flemingites gracilis_ to the plant +of which the cones form a part. The branches and stem of this plant +are not yet certainly known, but there is no sort of doubt that it was +closely allied to the _Lepidodendron_, the remains of which abound in +the coal formation. The _Lepidodendra_ were shrubs and trees which put +one more in mind of an _Araucaria_ than of any other familiar plant; +and the ends of the fruiting branches were terminated by cones, or +catkins, somewhat like the bodies so named in a fir, or a willow. +These conical fruits, however, did not produce seeds; but the leaves +of which they were composed bore upon their surfaces sacs full of +spores or sporangia, such as those one sees on the under surface of a +bracken leaf. Now, it is these sporangia of the Lepidodendroid plant +_Flemingites_ which were identified by Mr. Carruthers with the free +sporangia described by Professor Morris, which are the same as the +large sacs of which I have spoken. And, more than this, there is +no doubt that the small sacs are the spores, which were originally +contained in the sporangia. + +The living club-mosses are, for the most part, insignificant and +creeping herbs, which, superficially, very closely resemble true +mosses, and none of them reach more than two or three feet in height. +But, in their essential structure, they very closely resemble the +earliest Lepidodendroid trees of the coal: their stems and leaves are +similar; so are their cones; and no less like are the sporangia and +spores; while even in their size, the spores of the _Lepidodendron_ +and those of the existing _Lycopodium_, or club-moss, very closely +approach one another. + +Thus, the singular conclusion is forced upon us, that the greater and +the smaller sacs of the "Better-Bed" and other coals, in which the +primitive structure is well preserved, are simply the sporangia and +spores of certain plants, many of which were closely allied to the +existing club-mosses. And if, as I believe, it can be demonstrated +that ordinary coal is nothing but "saccular" coal which has undergone +a certain amount of that alteration which, if continued, would convert +it into anthracite; then, the conclusion is obvious, that the great +mass of the coal we burn is the result of the accumulation of the +spores and spore-cases of plants, other parts of which have furnished +the carbonized stems and the mineral charcoal, or have left their +impressions on the surfaces of the layer. + +Of the multitudinous speculations which, at various times, have been +entertained respecting the origin and mode of formation of coal, +several appear to be negatived, and put out of court, by the +structural facts the significance of which I have endeavoured to +explain. These facts, for example, do not permit us to suppose that +coal is an accumulation of peaty matter, as some have held. + +Again, the late Professor Quekett was one of the first observers +who gave a correct description of what I have termed the "saccular" +structure of coal; and, rightly perceiving that this structure was +something quite different from that of any known plant, he imagined +that it proceeded from some extinct vegetable organism which was +peculiarly abundant amongst the coal-forming plants. But this +explanation is at once shown to be untenable when the smaller and the +larger sacs are proved to be spores or sporangia. + +Some, once more, have imagined that coal was of submarine origin; and +though the notion is amply and easily refuted by other considerations, +it may be worth while to remark, that it is impossible to comprehend +how a mass of light and resinous spores should have reached the bottom +of the sea, or should have stopped in that position if they had got +there. + +At the same time, it is proper to remark that I do not presume to +suggest that all coal must needs have the same structure; or that +there may not be coals in which the proportions of wood and spores, or +spore-cases, are very different from those which I have examined. All +I repeat is, that none of the coals which have come under my notice +have enabled me to observe such a difference. But, according to +Principal Dawson, who has so sedulously examined the fossil remains of +plants in North America, it is otherwise with the vast accumulations +of coal in that country. + + "The true coal," says Dr. Dawson, "consists principally of + the flattened bark of Sigillarioid and other trees, intermixed + with leaves of Ferns and _Cordaites_, and other herbaceous + _débris_, and with fragments of decayed wood, constituting + 'mineral charcoal,' all these materials having manifestly + alike grown and accumulated where we find them."[1] + +[Footnote 1: "Acadian Geology," 2nd edition, p. 138.] + +When I had the pleasure of seeing Principal Dawson in London last +summer, I showed him my sections of coal, and begged him to re-examine +some of the American coals on his return to Canada, with an eye to the +presence of spores and sporangia, such as I was able to show him in +our English and Scotch coals. He has been good enough to do so; and in +a letter dated September 26th, 1870, he informs me that-- + + "Indications of spore-cases are rare, except in certain coarse + shaly coals and portions of coals, and in the roofs of the + seams. The most marked case I have yet met with is the shaly + coal referred to as containing _Sporangites_ in my paper + on the conditions of accumulation of coal (_Journal of the + Geological Society_, vol. xxii. pp. 115, 139, and 165). The + purer coals certainly consist principally of cubical tissues + with some true woody matter, and the spore-cases, &c., + are chiefly in the coarse and shaly layers. This is my old + doctrine in my two papers in the _Journal of the Geological + Society_, and I see nothing to modify it. Your observations, + however, make it probable that the frequent _clear spots_ in + the cannels are spore-cases." + +Dr. Dawson's results are the more remarkable, as the numerous +specimens of British coal, from various localities, which I have +examined, tell one tale as to the predominance of the spore and +sporangium element in their composition; and as it is exactly in the +finest and purest coals, such as the "Better-Bed" coal of Lowmoor, +that the spores and sporangia obviously constitute almost the entire +mass of the deposit. + +Coal, such as that which has been described, is always found in +sheets, or "seams," varying from a fraction of an inch to many feet +in thickness, enclosed in the substance of the earth at very various +depths, between beds of rock of different kinds. As a rule, every seam +of coal rests upon a thicker, or thinner, bed of clay, which is known +as "under-clay." These alternations of beds of coal, clay, and rock +may be repeated many times, and are known as the "coal-measures;" +and in some regions, as in South Wales and in Nova Scotia, the +coal-measures attain a thickness of twelve or fourteen thousand +feet, and enclose eighty or a hundred seams of coal, each with its +under-clay, and separated from those above and below by beds of +sandstone and shale. + +The position of the beds which constitute the coal-measures is +infinitely diverse. Sometimes they are tilted up vertically, sometimes +they are horizontal, sometimes curved into great basins; sometimes +they come to the surface, sometimes they are covered up by thousands +of feet of rock. But, whatever their present position, there is +abundant and conclusive evidence that every under-clay was once a +surface soil. Not only do carbonized root-fibres frequently abound in +these under-clays; but the stools of trees, the trunks of which are +broken off and confounded with the bed of coal, have been repeatedly +found passing into radiating roots, still embedded in the under-clay. +On many parts of the coast of England, what are commonly known as +"submarine forests" are to be seen at low water. They consist, for the +most part, of short stools of oak, beech, and fir trees, still fixed +by their long roots in the bed of blue clay in which they originally +grew. If one of these submarine forest beds should be gradually +depressed and covered up by new deposits, it would present just the +same characters as an under-clay of the coal, if the _Sigillaria_ and +_Lepidodendron_ of the ancient world were substituted for the oak, or +the beech, of our own times. + +In a tropical forest, at the present day, the trunks of fallen trees, +and the stools of such trees as may have been broken by the violence +of storms, remain entire for but a short time. Contrary to what might +be expected, the dense wood of the tree decays, and suffers from the +ravages of insects, more swiftly than the bark. And the traveller, +setting his foot on a prostrate trunk, finds that it is a mere shell, +which breaks under his weight, and lands his foot amidst the insects, +or the reptiles, which have sought food or refuge within. + +The trees of the coal forests present parallel conditions. When the +fallen trunks which have entered into the composition of the bed of +coal are identifiable, they are mere double shells of bark, flattened +together in consequence of the destruction of the woody core; and Sir +Charles Lyell and Principal Dawson discovered, in the hollow stools +of coal trees of Nova Scotia, the remains of snails, millipedes, +and salamander-like creatures, embedded in a deposit of a different +character from that which surrounded the exterior of the trees. Thus, +in endeavouring to comprehend the formation of a seam of coal, we must +try to picture to ourselves a thick forest, formed for the most part +of trees like gigantic club-mosses, mares-tails, and tree ferns, with +here and there some that had more resemblance to our existing yews and +fir-trees. We must suppose that, as the seasons rolled by, the plants +grew and developed their spores and seeds; that they shed these in +enormous quantities, which accumulated on the ground beneath; and +that, every now and then, they added a dead frond or leaf; or, at +longer intervals, a rotten branch, or a dead trunk, to the mass. + +A certain proportion of the spores and seeds no doubt fulfilled their +obvious function, and, carried by the wind to unoccupied regions, +extended the limits of the forest; many might be washed away by rain +into streams, and be lost; but a large portion must have remained, to +accumulate like beech-mast, or acorns, beneath the trees of a modern +forest. + +But, in this case, it may be asked, why does not our English coal +consist of stems and leaves to a much greater extent than it does? +What is the reason of the predominance of the spores and spore-cases +in it? + +A ready answer to this question is afforded by the study of a living +full-grown club-moss. Shake it upon a piece of paper, and it emits a +cloud of fine dust, which falls over the paper, and is the well-known +Lycopodium powder. Now this powder used to be, and I believe still +is, employed for two objects, which seem at first sight to have no +particular connection with one another. It is, or was, employed in +making lightning, and in making pills. The coats of the spores contain +so much resinous matter, that a pinch of Lycopodium powder, thrown +through the flame of a candle, burns with an instantaneous flash, +which has long done duty for lightning on the stage. And the same +character makes it a capital coating for pills; for the resinous +powder prevents the drug from being wetted by the saliva, and thus +bars the nauseous flavour from the sensitive papillae of the tongue. + +But this resinous matter, which lies in the walls of the spores and +sporangia, is a substance not easily altered by air and water, +and hence tends to preserve these bodies, just as the bituminized +cerecloth preserves an Egyptian mummy; while, on the other hand, the +merely woody stem and leaves tend to rot, as fast as the wood of the +mummy's coffin has rotted. Thus the mixed heap of spores, leaves, +and stems in the coal-forest would be persistently searched by the +long-continued action of air and rain; the leaves and stems would +gradually be reduced to little but their carbon, or, in other words, +to the condition of mineral charcoal in which we find them; while the +spores and sporangia remained as a comparatively unaltered and compact +residuum. + +There is, indeed, tolerably clear evidence that the coal must, under +some circumstances, have been converted into a substance hard enough +to be rolled into pebbles, while it yet lay at the surface of the +earth; for in some seams of coal, the courses of rivulets, which must +have been living water, while the stratum in which their remains are +found was still at the surface, have been observed to contain rolled +pebbles of the very coal through which the stream has cut its way. + +The structural facts are such as to leave no alternative but to adopt +the view of the origin of such coal as I have described, which has +just been stated; but, happily, the process is not without analogy at +the present day. I possess a specimen of what is called "white coal" +from Australia. It is an inflammable material, burning with a bright +flame, and having much the consistence and appearance of oat-cake, +which, I am informed, covers a considerable area. It consists, almost +entirely, of a compacted mass of spores and spore-cases. But the fine +particles of blown sand which are scattered through it, show that it +must have accumulated, subaërially, upon the surface of a soil covered +by a forest of cryptogamous plants, probably tree-ferns. + +As regards this important point of the subaërial region of coal, I am +glad to find myself in entire accordance with Principal Dawson, +who bases his conclusions upon other, but no less forcible, +considerations. In a passage, which is the continuation of that +already cited, he writes:-- + + "(3) The microscopical structure and chemical composition of + the beds of cannel coal and earthy bitumen, and of the more + highly bituminous and carbonaeceous shale, show them to have + been of the nature of the fine vegetable mud which accumulates + in the ponds and shallow lakes of modern swamps. When such + fine vegetable sediment is mixed, as is often the case, with + clay, it becomes similar to the bituminous limestone and + calcareo-bituminous shales of the coal-measures. (4) A few of + the under-clays, which support beds of coal, are of the nature + of the vegetable mud above referred to; but the greater part + are argillo-arenaceous in composition, with little vegetable + matter, and bleached by the drainage from them of water + containing the products of vegetable decay. They are, in + short, loamy or clay soils, and must have been sufficiently + above water to admit of drainage. The absence of sulphurets, + and the occurrence of carbonate of iron in connection with + them, prove that, when they existed as soils, rain-water, and + not sea-water, percolated them. (5) The coal and the fossil + forests present many evidences of subaërial conditions. Most + of the erect and prostrate trees had become hollow shells of + bark before they were finally embedded, and their wood had + broken into cubical pieces of mineral charcoal. Land-snails + and galley-worms _Xylobius_ crept into them, and they became + dens, or traps, for reptiles. Large quantities of mineral + charcoal occur on the surface of all the large beds of + coal. None of these appearances could have been produced by + subaqueous action. (6) Though the roots of the _Sigillaria_ + bear more resemblance to the rhizomes of certain aquatic + plants; yet, structurally, they are absolutely identical with + the roots of Cycads, which the stems also resemble. Further, + the _Sigillariae_ grew on the same soils which supported + Conifers, _Lepidodendra, Cordaites_, and Ferns--plants which + could not have grown in water. Again, with the exception + perhaps of some _Pinnulariae_ and _Asterophyllites_, there + is a remarkable absence from the coal measures of any form of + properly aquatic vegetation. (7) The occurrence of marine, or + brackish-water animals, in the roofs of coal-beds, or even + in the coal itself, affords no evidence of subaqueous + accumulation, since the same thing occurs in the case of + modern submarine forests. For these and other reasons, some of + which are more fully stated in the papers already referred + to, while I admit that the areas of coal accumulation were + frequently submerged, I must maintain that the true coal is a + subaërial accumulation by vegetable growth on soils, wet and + swampy it is true, but not submerged." + +I am almost disposed to doubt whether it is necessary to make the +concession of "wet and swampy;" otherwise, there is nothing that I +know of to be said against this excellent conspectus of the reasons +for believing in the subaërial origin of coal. + +But the coal accumulated upon the area covered by one of the great +forests of the carboniferous epoch would, in course of time, have +been wasted away by the small, but constant, wear and tear of rain and +streams, had the land which supported it remained at the same level, +or been gradually raised to a greater elevation. And, no doubt, as +much coal as now exists has been destroyed, after its formation, in +this way. What are now known as coal districts owe their importance to +the fact that they were areas of slow depression, during a greater or +less portion of the carboniferous epoch; and that, in virtue of this +circumstance, Mother Earth was enabled to cover up her vegetable +treasures, and preserve them from destruction. + +Wherever a coal-field now exists, there must formerly have been free +access for a great river, or for a shallow sea, bearing sediment in +the shape of sand and mud. When the coal-forest area became slowly +depressed, the waters must have spread over it, and have deposited +their burden upon the surface of the bed of coal, in the form of +layers, which are now converted into shale, or sandstone. Then +followed a period of rest, in which the superincumbent shallow waters +became completely filled up, and finally replaced, by fine mud, which +settled down into a new under-clay, and furnished the soil for a fresh +forest growth. This flourished, and heaped up its spores and wood into +coal, until the stage of slow depression recommenced. And, in some +localities, as I have mentioned, the process was repeated until the +first of the alternating beds had sunk to near three miles below its +original level at the surface of the earth. + +In reflecting on the statement, thus briefly made, of the main facts +connected with the origin of the coal formed during the carboniferous +epoch, two or three considerations suggest themselves. + +In the first place, the great phantom of geological time rises before +the student of this, as of all other, fragments of the history of our +earth--springing irrepressibly out of the facts, like the Djin from +the jar which the fisherman so incautiously opened; and like the Djin +again, being vaporous, shifting, and indefinable, but unmistakably +gigantic. However modest the bases of one's calculation may be, +the minimum of time assignable to the coal period remains something +stupendous. + +Principal Dawson is the last person likely to be guilty of +exaggeration in this matter, and it will be well to consider what he +has to say about it:-- + + "The rate of accumulation of coal was very slow. The climate + of the period, in the northern temperate zone, was of such + a character that the true conifers show rings of growth, not + larger, nor much less distinct, than those of many of their + modern congeners. The _Sigillariae_ and _Calamites_ were not, + as often supposed, composed wholly, or even principally, of + lax and soft tissues, or necessarily short-lived. The former + had, it is true, a very thick inner bark; but their dense + woody axis, their thick and nearly imperishable outer bark, + and their scanty and rigid foliage, would indicate no very + rapid growth or decay. In the case of the _Sigillariae_, the + variations in the leaf-scars in different parts of the trunk, + the intercalation of new ridges at the surface representing + that of new woody wedges in the axis, the transverse marks + left by the stages of upward growth, all indicate that several + years must have been required for the growth of stems of + moderate size. The enormous roots of these trees, and the + condition of the coal-swamps, must have exempted them from the + danger of being overthrown by violence. They probably fell in + successive generations from natural decay; and making every + allowance for other materials, we may safely assert that every + foot of thickness of pure bituminous coal implies the + quiet growth and fall of at least fifty generations of + _Sigillariae_, and therefore an undisturbed condition of + forest growth enduring through many centuries. Further, there + is evidence that an immense amount of loose parenchymatous + tissue, and even of wood, perished by decay, and we do not + know to what extent even the most durable tissues may have + disappeared in this way; so that, in many coal-seams, we may + have only a very small part of the vegetable matter produced." + +Undoubtedly the force of these reflections is not diminished when the +bituminous coal, as in Britain, consists of accumulated spores and +spore-cases, rather than of stems. But, suppose we adopt Principal +Dawson's assumption, that one foot of coal represents fifty +generations of coal plants; and, further, make the moderate +supposition that each generation of coal plants took ten years to come +to maturity--then, each foot-thickness of coal represents five hundred +years. The superimposed beds of coal in one coal-field may amount to +a thickness of fifty or sixty feet, and therefore the coal alone, in +that field, represents 500 x 50 = 25,000 years. But the actual coal is +but an insignificant portion of the total deposit, which, as has been +seen, may amount to between two and three miles of vertical thickness. +Suppose it be 12,000 feet--which is 240 times the thickness of the +actual coal--is there any reason why we should believe it may not have +taken 240 times as long to form? I know of none. But, in this case, +the time which the coal-field represents would be 25,000 x 240 +=6,000,000 years. As affording a definite chronology, of course such +calculations as these are of no value; but they have much use in +fixing one's attention upon a possible minimum. A man may be puzzled +if he is asked how long Rome took a-building; but he is proverbially +safe if he affirms it not to have been built in a day; and our +geological calculations are all, at present, pretty much on that +footing. + +A second consideration which the study of the coal brings prominently +before the mind of anyone who is familiar with palaeontology is, that +the coal Flora, viewed in relation to the enormous period of time +which it lasted, and to the still vaster period which has elapsed +since it flourished, underwent little change while it endured, and in +its peculiar characters, differs strangely little from that which at +present exists. + +The same species of plants are to be met with throughout the whole +thickness of a coal-field, and the youngest are not sensibly different +from the oldest. But more than this. Notwithstanding that the +carboniferous period is separated from us by more than the whole time +represented by the secondary and tertiary formations, the great types +of vegetation were as distinct then as now. The structure of the +modern club-moss furnishes a complete explanation of the fossil +remains of the _Lepidodendra_, and the fronds of some of the ancient +ferns are hard to distinguish from existing ones. At the same time, +it must be remembered, that there is nowhere in the world, at present, +any _forest_ which bears more than a rough analogy with a coal-forest. +The types may remain, but the details of their form, their relative +proportions, their associates, are all altered. And the tree-fern +forest of Tasmania, or New Zealand, gives one only a faint and remote +image of the vegetation of the ancient world. + +Once more, an invariably-recurring lesson of geological history, +at whatever point its study is taken up: the lesson of the almost +infinite slowness of the modification of living forms. The lines of +the pedigrees of living things break off almost before they begin to +converge. + +Finally, yet another curious consideration. Let us suppose that one of +the stupid, salamander-like Labyrinthodonts, which pottered, with +much belly and little leg, like Falstaff in his old age, among the +coal-forests, could have had thinking power enough in his small brain +to reflect upon the showers of spores which kept on falling through +years and centuries, while perhaps not one in ten million fulfilled +its apparent purpose, and reproduced the organism which gave it birth: +surely he might have been excused for moralizing upon the thoughtless +and wanton extravagance which Nature displayed in her operations. + +But we have the advantage over our shovel-headed predecessor--or +possibly ancestor--and can perceive that a certain vein of thrift runs +through this apparent prodigality. Nature is never in a hurry, and +seems to have had always before her eyes the adage, "Keep a thing long +enough, and you will find a use for it." She has kept her beds of coal +many millions of years without being able to find much use for them; +she has sent them down beneath the sea, and the sea-beasts could make +nothing of them; she has raised them up into dry land, and laid the +black veins bare, and still, for ages and ages, there was no living +thing on the face of the earth that could see any sort of value in +them; and it was only the other day, so to speak, that she turned a +new creature out of her workshop, who by degrees acquired sufficient +wits to make a fire, and then to discover that the black rock would +burn. + +I suppose that nineteen hundred years ago, when Julius Caesar was good +enough to deal with Britain as we have dealt with New Zealand, the +primaeval Briton, blue with cold and woad, may have known that the +strange black stone, of which he found lumps here and there in his +wanderings, would burn, and so help to warm his body and cook his +food. Saxon, Dane, and Norman swarmed into the land. The English +people grew into a powerful nation, and Nature still waited for a full +return of the capital she had invested in the ancient club-mosses. The +eighteenth century arrived, and with it James Watt. The brain of that +man was the spore out of which was developed the steam-engine, and all +the prodigious trees and branches of modern industry which have grown +out of this. But coal is as much an essential condition of this growth +and development as carbonic acid is for that of a club-moss. Wanting +coal, we could not have smelted the iron needed to make our engines, +nor have worked our engines when we had got them. But take away the +engines, and the great towns of Yorkshire and Lancashire vanish like a +dream. Manufactures give place to agriculture and pasture, and not ten +men can live where now ten thousand are amply supported. + +Thus, all this abundant wealth of money and of vivid life is Nature's +interest upon her investment in club-mosses, and the like, so long +ago. But what becomes of the coal which is burnt in yielding this +interest? Heat comes out of it, light comes out of it, and if we could +gather together all that goes up the chimney; and all that remains in +the grate of a thoroughly-burnt coal-fire, we should find ourselves in +possession of a quantity of carbonic acid, water, ammonia, and mineral +matters, exactly equal in weight to the coal. But these are the very +matters with which Nature supplied the club-mosses which made the +coal. She is paid back principal and interest at the same time; and +she straightway invests the carbonic acid, the water, and the ammonia +in new forms of life, feeding with them the plants that now live. +Thrifty Nature! Surely no prodigal, but most notable of housekeepers! + + + + +VI. + +ON CORAL AND CORAL REEFS. + + +The marine productions which are commonly known by the names of +"Corals" and "Corallines," were thought by the ancients to be +sea-weeds, which had the singular property of becoming hard and +solid, when they were fished up from their native depths and came into +contact with the air. + + "Sic et curalium, quo primum contigit auras Tempore durescit: + mollis fuit herba sub undis," + +says Ovid (Metam. xv.); and it was not until the seventeenth century +that Boccone was emboldened, by personal experience of the facts, to +declare that the holders of this belief were no better than "idiots," +who had been misled by the softness of the outer coat of the living +red coral to imagine that it was soft all through. + +Messer Boccone's strong epithet is probably undeserved, as the +notion he controverts, in all likelihood, arose merely from the +misinterpretation of the strictly true statement which any coral +fisherman would make to a curious inquirer; namely, that the outside +coat of the red coral is quite soft when it is taken out of the sea. +At any rate, he did good service by eliminating this much error from +the current notions about coral. But the belief that corals are plants +remained, not only in the popular, but in the scientific mind; and +it received what appeared to be a striking confirmation from the +researches of Marsigli in 1706. For this naturalist, having the +opportunity of observing freshly-taken red coral, saw that its +branches were beset with what looked like delicate and beautiful +flowers, each having eight petals. It was true that these "flowers" +could protrude and retract themselves, but their motions were hardly +more extensive, or more varied, than those of the leaves of the +sensitive plant; and therefore they could not be held to militate +against the conclusion so strongly suggested by their form and their +grouping upon the branches of a tree-like structure. + +Twenty years later, a pupil of Marsigli, the young Marseilles +physician, Peyssonel, conceived the desire to study these singular +sea-plants, and was sent by the French Government on a mission to the +Mediterranean for that purpose. The pupil undertook the investigation +full of confidence in the ideas of his master, but being able to see +and think for himself, he soon discovered that those ideas by no means +altogether corresponded with reality. In an essay entitled "Traité du +Corail," which was communicated to the French Academy of Science, but +which has never been published, Peyssonel writes:-- + + "Je fis fleurir le corail dans des vases pleins d'eau de mer, + et j'observai que ce que nous croyons être la fleur de cette + prétendue plante n'était au vrai, qu'un insecte semblable à + une petite Ortie ou Poulpe. J'avais le plaisir de voir remuer + les pattes, ou pieds, de cette Ortie, et ayant mis le vase + plein d'eau où le corail était à une douce chaleur auprès + du feu, tous les petites insectes s'épanouirent ... L'Ortie + sortie étend les pieds, et forme ce que M. de Marsigli et moi + avions pris pour les pétales de la fleur. Le calice de cette + prétendue fleur est le corps même de l'animal avancé et sorti + hors de la cellule."[1] + +[Footnote 1: This extract from Peysonnel's manuscript is given by +M. Lacaze Duthiers in his valuable "Histoire Naturelle du Corail" +(1866).] + +The comparison of the flowers of the coral to a "petite ortie" or +"little nettle" is perfectly just, but needs explanation. "Ortie de +mer," or "sea-nettle," is, in fact, the French appellation for our +"sea-anemone," a creature with which everybody, since the great +aquarium mania, must have become familiar, even to the limits of +boredom. In 1710, the great naturalist, Réaumur, had written a memoir +for the express purpose of demonstrating that these "orties" are +animals; and with this important paper Peyssonel must necessarily have +been familiar. Therefore, when he declared the "flowers" of the red +coral to be little "orties," it was the same thing as saying that +they were animals of the same general nature as sea-anemones. But +to Peyssonel's contemporaries this was an extremely startling +announcement. It was hard to imagine the existence of such a thing +as an association of animals into a structure with stem and branches +altogether like a plant, and fixed to the soil as a plant is fixed; +and the naturalists of that day preferred not to imagine it. Even +Réaumur could not bring himself to accept the notion, and France being +blessed with Academicians, whose great function (as the late Bishop +Wilson and an eminent modern writer have so well shown) is to cause +sweetness and light to prevail, and to prevent such unmannerly fellows +as Peyssonel from blurting out unedifying truths, they suppressed him; +and, as aforesaid, his great work remained in manuscript, and may +at this day be consulted by the curious in that state, in the +"Bibliothèque du Muséum d'Histoire Naturelle." Peyssonel, who +evidently was a person of savage and untameable disposition, so far +from appreciating the kindness of the Academicians in giving him time +to reflect upon the unreasonableness, not to say rudeness, of making +public statements in opposition to the views of some of the most +distinguished of their body, seems bitterly to have resented the +treatment he met with. For he sent all further communications to the +Royal Society of London, which never had, and it is to be hoped never +will have, anything of an academic constitution; and finally took +himself off to Guadaloupe, and became lost to science altogether. + +Fifteen or sixteen years after the date of Peyssonel's suppressed +paper, the Abbé Trembley published his wonderful researches upon the +fresh-water _Hydra_. Bernard de Jussieu and Guettard followed them +up by like inquiries upon the marine sea-anemones and corallines; +Réaumur, convinced against his will of the entire justice of +Peyssonel's views, adopted them, and made him a half-and-half apology +in the preface to the next published volume of the "Mémoires pour +servir à l'Histoire des Insectes;" and, from this time forth, +Peyssonel's doctrine that corals are the work of animal organisms has +been part of the body of established scientific truth. + +Peyssonel, in the extract from his memoir already cited, compares the +flower-like animal of the coral to a "poulpe," which is the French +form of the name "polypus,"--"the many-footed,"--which the ancient +naturalists gave to the soft-bodied cuttle-fishes, which, like the +coral animal, have eight arms, or tentacles, disposed around a central +mouth. Réaumur, admitting the analogy indicated by Peyssonel, gave the +name of _polypes_, not only to the sea-anemone, the coral animal, and +the fresh-water _Hydra_, but to what are now known as the _Polyzoa_, +and he termed the skeleton which they fabricate a "_polypier_" or +"polypidom." + +The progress of discovery, since Réaumur's time, has made us very +completely acquainted with the structure and habits of all these +polypes. We know that, among the sea-anemones and coral-forming +animals, each polype has a mouth leading to a stomach, which is open +at its inner end, and thus communicates freely with the general cavity +of the body; that the tentacles placed round the mouth are hollow, and +that they perform the part of arms in seizing and capturing prey. It +is known that many of these creatures are capable of being multiplied +by artificial division, the divided halves growing, after a time, into +complete and separate animals; and that many are able to perform a +very similar process naturally, in such a manner that one polype may, +by repeated incomplete divisions, give rise to a sort of sheet, +or turf, formed by innumerable connected, and yet independent, +descendants. Or, what is still more common, a polype may throw out +buds, which are converted into polypes, or branches bearing polypes, +until a tree-like mass, sometimes of very considerable size, is +formed. + +This is what happens in the case of the red coral of commerce. A +minute polype, fixed to the rocky bottom of the deep sea, grows up +into a branched trunk. The end of every branch and twig is terminated +by a polype; and all the polypes are connected together by a fleshy +substance, traversed by innumerable canals which place each polype in +communication with every other, and carry nourishment to the substance +of the supporting stem. It is a sort of natural co-operative store, +every polype helping the whole, at the same time as it helps itself. +The interior of the stem, like that of the branches, is solidified +by the deposition of carbonate of lime in its tissue, somewhat in the +same fashion as our own bones are formed of animal matter impregnated +with lime salts; and it is this dense skeleton (usually turned +deep red by a peculiar colouring matter) cleared of the soft animal +investment, as the heart-wood of a tree might be stripped of its bark, +which is the red coral. + +In the case of the red coral, the hard skeleton belongs to the +interior of the stem and branches only; but in the commoner white +corals, each polype has a complete skeleton of its own. These +polypes ate sometimes solitary, in which case the whole skeleton is +represented by a single cup, with partitions radiating from its centre +to its circumference. When the polypes formed by budding or division +remain associated, the polypidom is sometimes made up of nothing but +an aggregation of these cups, while at other times the cups are at +once separated and held together, by an intermediate substance, which +represents the branches of the red coral. The red coral polype +again is a comparatively rare animal, inhabiting a limited area, the +skeleton of which has but a very insignificant mass; while the white +corals are very common, occur in almost all seas, and form skeletons +which are sometimes extremely massive. + +With a very few exceptions, both the red and the white coral polypes +are, in their adult state, firmly adherent to the sea-bottom; nor do +their buds naturally become detached and locomotive. But, in addition +to budding and division, these creatures possess the more ordinary +methods of multiplication; and, at particular seasons, they give +rise to numerous eggs of minute size. Within these eggs the young are +formed, and they leave the egg in a condition which has no sort of +resemblance to the perfect animal. It is, in fact, a minute oval body, +many hundred times smaller than the full-grown creature, and it +swims about with great activity by the help of multitudes of little +hair-like filaments, called cilia, with which its body is covered. +These cilia all lash the water in one direction, and so drive the +little body along as if it were propelled by thousands of extremely +minute paddles. After enjoying its freedom for a longer or shorter +time, and being carried either by the force of its own cilia, or by +currents which bear it along, the embryo coral settles down to the +bottom, loses its cilia, and becomes fixed to the rock, gradually +assuming the polype form and growing up to the size of its parent. +As the infant polypes of the coral may retain this free and active +condition for many hours, or even days, and as a tidal or other +current in the sea may easily flow at the speed of two or even +more miles in an hour, it is clear that the embryo must often be +transported to very considerable distances from the parent. And it +is easily understood how a single polype, which may give rise to +hundreds, or perhaps thousands, of embryos, may, by this process of +partly active and partly passive migration, cover an immense surface +with its offspring. The masses of coral which may be formed by the +assemblages of polypes which spring by budding, or by dividing, from a +single polype, occasionally attain very considerable dimensions. Such +skeletons are sometimes great plates, many feet long and several feet +in thickness; or they may form huge half globes, like the brainstone +corals, or may reach the magnitude of stout shrubs, or even small +trees. There is reason to believe that such masses as these take a +long time to form, and hence that the age a polype tree, or polype +turf, may attain, may be considerable. But, sooner or later, the coral +polypes, like all other things, die; the soft flesh decays, while the +skeleton is left as a stony mass at the bottom of the sea, where it +retains its integrity for a longer or a shorter time, according as its +position affords it more or less protection from the wear and tear of +the waves. + +The polypes which give rise to the white coral are found, as has been +said, in the seas of all parts of the world; but in the temperate and +cold oceans they are scattered and comparatively small in size, +so that the skeletons of those which die do not accumulate in any +considerable quantity. But it is otherwise in the greater part of the +ocean which lies in the warmer parts of the world, comprised within a +distance of about 1,800 miles on each side of the equator. Within the +zone thus bounded, by far the greater part of the ocean is inhabited +by coral polypes, which not only form very strong and large skeletons, +but associate together into great masses, like the thickets and the +meadow turf, or, better still, the accumulations of peat, to which +plants give rise on the dry land. These masses of stony matter, heaped +up beneath the waters of the ocean, become as dangerous to mariners +as so much ordinary rock, and to these, as to common rock ridges, the +seaman gives the name of "reefs." + +Such coral reefs cover many thousand square miles in the Pacific and +in the Indian Oceans. There is one reef, or rather great series of +reefs, called the Barrier Reef, which stretches, almost continuously, +for more than 1,100 miles off the east coast of Australia. Multitudes +of the island in the Pacific are either reefs themselves, or are +surrounded by reefs. The Red Sea is in many parts almost a maze of +such reefs; and they abound no less in the West Indies, along the +coast of Florida, and even as far north as the Bahama Islands. But it +is a very remarkable circumstance that, within the area of what we may +call the "coral zone," there are no coral reefs upon the west coast of +America, nor upon the west coast of Africa; and it is a general fact +that the reefs are interrupted, or absent, opposite the mouths of +great rivers. The causes of this apparent caprice in the distribution +of coral reefs are not far to seek. The polypes which fabricate them +require for their vigorous growth a temperature which must not fall +below 68 degrees Fahrenheit all the year round, and this temperature +is only to be found within the distance on each side of the equator +which has been mentioned, or thereabouts. But even within the coral +zone this degree of warmth is not everywhere to be had. On the west +coast of America, and on the corresponding coast of Africa, currents +of cold water from the icy regions which surround the South Pole set +northward, and it appears to be due to their cooling influence that +the sea in these regions is free from the reef builders. Again, the +coral polypes cannot live in water which is rendered brackish by +floods from the land, or which is perturbed by mud from the same +source, and hence it is that they cease to exist opposite the mouths +of rivers, which damage them in both these ways. + +Such is the general distribution of the reef-building corals, but +there are some very interesting and singular circumstances to be +observed in the conformation of the reefs, when we consider them +individually. The reefs, in fact, are of three different kinds; some +of them stretch out from the shore, almost like a prolongation of the +beach, covered only by shallow water, and in the case of an island, +surrounding it like a fringe of no considerable breadth. These are +termed "fringing reefs." Others are separated by a channel which may +attain a width of many miles, and a depth of twenty or thirty fathoms +or more, from the nearest land; and when this land is an island, the +reef surrounds it like a low wall, and the sea between the reef and +the land is, as it were, a moat inside this wall. Such reefs as these +are called "encircling" when they surround an island; and "barrier" +reefs, when they stretch parallel with the coast of a continent. +In both these cases there is ordinary dry land inside the reef, and +separated from it only by a narrower or a wider, a shallower or a +deeper, space of sea, which is called a "lagoon," or "inner passage." +But there is a third kind of reef, of very common occurrence in the +Pacific and Indian Oceans, which goes by the name of an "Atoll." This +is, to all intents and purposes, an encircling reef, without anything +to encircle; or, in other words, without an island in the middle +of its lagoon. The atoll has exactly the appearance of a vast, +irregularly oval, or circular, breakwater, enclosing smooth water in +its midst. The depth of the water in the lagoon rarely exceeds twenty +or thirty fathoms, but, outside the reef, it deepens with great +rapidity to 200 or 300 fathoms. The depth immediately outside the +barrier, or encircling, reefs, may also be very considerable; but, at +the outer edge of a fringing reef, it does not amount usually to more +than twenty or twenty-five fathoms; in other words, from 120 to 150 +feet. + +Thus, if the water of the ocean could be suddenly drained away, we +should see the atolls rising from the sea-bed like vast truncated +cones, and resembling so many volcanic craters, except that their +sides would be steeper than those of an ordinary volcano. In the case +of the encircling reefs, the cone, with the enclosed island, would +look like Vesuvius with Monte Nuovo within the old crater of Somma; +while, finally, the island with a fringing reef would have the +appearance of an ordinary hill, or mountain, girded by a vast parapet, +within which would lie a shallow moat. And the dry bed of the Pacific +might afford grounds for an inhabitant of the moon to speculate +upon the extraordinary subterranean activity to which these vast and +numerous "craters" bore witness! + +When the structure of a fringing reef is investigated, the bottom of +the lagoon is found to be covered with fine whitish mud, which results +from the breaking up of the dead corals. Upon this muddy floor there +lie, here and there, growing corals, or occasionally great blocks of +dead coral, which have been torn by storms from the outer edge of +the reef, and washed into the lagoon. Shell-fish and worms of various +kinds abound; and fish, some of which prey upon the coral, sport in +the deeper pools. But the corals which are to be seen growing in the +shallow waters of the lagoon are of a different kind from those which +abound on the outer edge of the reef, and of which the reef is built +up. Close to the seaward edge of the reef, over which, even in calm +weather, a surf almost always breaks, the coral rock is encrusted with +a thick coat of a singular vegetable organism, which contains a great +deal of lime--the so-called _Nullipora_. Beyond this, in the part of +the edge of the reef which is always covered by the breaking waves, +the living, true, reef--polypes make their appearance; and, in +different forms, coat the steep seaward face of the reef to a depth of +100 or even 150 feet. Beyond this depth the sounding-lead rests, not +upon the wall-like face of the reef, but on the ordinary shelving +sea-bottom. And the distance to which a fringing reef extends from the +land corresponds with that at which the sea has a depth of twenty or +five-and-twenty fathoms. + +If, as we have supposed, the sea could be suddenly withdrawn from +around an island provided with a fringing reef, such as the Mauritius, +the reef would present the aspect of a terrace, its seaward face, +100 feet or more high, blooming with the animal flowers of the coral, +while its surface would be hollowed out into a shallow and irregular +moat-like excavation. + +The coral mud, which occupies the bottom of the lagoon, and with which +all the interstices of the coral skeletons which accumulate to form +the reef are filled up, does not proceed from the washing action of +the waves alone; innumerable fishes, and other creatures which prey +upon the coral, add a very important contribution of finely-triturated +calcareous matter; and the corals and mud becoming incorporated +together, gradually harden and give rise to a sort of limestone rock, +which may vary a good deal in texture. Sometimes it remains friable +and chalky, but, more often, the infiltration of water, charged with +carbonic acid, dissolves some of the calcareous matter, and deposits +it elsewhere in the interstices of the nascent rock, thus glueing +and cementing the particles together into a hard mass; or it may even +dissolve the carbonate of lime more extensively, and re-deposit it in +a crystalline form. On the beach of the lagoon, where the coral sand +is washed into layers by the action of the waves, its grains become +thus fused together into strata of a limestone, so hard that they +ring when struck with a hammer, and inclined at a gentle angle, +corresponding with that of the surface of the beach. The hard parts +of the many animals which live upon the reef become imbedded in this +coral limestone, so that a block may be full of shells of bivalves and +univalves, or of sea-urchins; and even sometimes encloses the eggs of +turtles in a state of petrifaction. The active and vigorous growth of +the reef goes on only at the seaward margins, where the polypes are +exposed to the wash of the surf, and are thereby provided with an +abundant supply of air and of food. The interior portion of the reef +may be regarded as almost wholly an accumulation of dead skeletons. +Where a river comes down from the land there is a break in the reef, +for the reasons which have been already mentioned. + +The origin and mode of formation of a fringing reef, such as that just +described, are plain enough. The embryos of the coral polypes have +fixed themselves upon the submerged shore of the island, as far out as +they could live, namely, to a depth of twenty or twenty-five fathoms. +One generation has succeeded another, building itself up upon the dead +skeletons of its predecessor. The mass has been consolidated by +the infiltration of coral mud, and hardened by partial solution and +redeposition, until a great rampart of coral rock 100 or 150 feet high +on its seaward face has been formed all round the island, with only +such gaps as result from the outflow of rivers, in the place of +sally-ports. + +The structure of the rocky accumulation in the encircling reefs and +in the atolls is essentially the same as in the fringing reef. But, in +addition to the differences of depth inside and out, they present +some other peculiarities. These reefs, and especially the atolls, are +usually interrupted at one part of their circumference, and this part +is always situated on the leeward side of the reef, or that which is +the more sheltered side. Now, as all these reefs are situated within +the region in which the trade-winds prevail, it follows that, on the +north side of the equator, where the trade-wind is a north-easterly +wind, the opening of the reef is on the south-west side: while in the +southern hemisphere, where the trade-winds blow from the south-east, +the opening lies to the north-west. The curious practical result +follows from this structure, that the lagoons of these reefs really +form admirable harbours, if a ship can only get inside them. But the +main difference between the encircling reefs and the atolls, on the +one hand, and the fringing reefs on the other, lies in the fact of the +much greater depth of water on the seaward faces of the former. As a +consequence of this fact, the whole of this face is not, as it is in +the case of the fringing reef, covered with living coral polypes. For, +as we have seen, these polypes cannot live at a greater depth than +about twenty-five fathoms; and actual observation has shown that +while, down to this depth, the sounding-lead will bring up branches of +live coral from the outer wall of such a reef, at a greater depth it +fetches to the surface nothing but dead coral and coral sand. We must, +therefore, picture to ourselves an atoll, or an encircling reef, as +fringed for 100 feet, or more, from its summit, with coral polypes +busily engaged in fabricating coral; while, below this comparatively +narrow belt, its surface is a bare and smooth expanse of coral sand, +supported upon and within a core of coral limestone. Thus, if the bed +of the Pacific were suddenly laid bare, as was just now supposed, the +appearance of the reef-mountains would be exactly the reverse of that +presented by many high mountains on land. For these are white with +snow at the top, while their bases are clothed with an abundant and +gaudily-coloured vegetation. But the coral cones would look grey and +barren below, while their summits would be gay with a richly-coloured +parterre of flower-like coral polypes. + +The practical difficulties of sounding upon, and of bringing up +portions of, the seaward face of an atoll or of an encircling reef, +are so great, in consequence of the constant and dangerous swell which +sets towards it, that no exact information concerning the depth to +which the reefs are composed of coral has yet been obtained. There is +no reason to doubt, however, that the reef-cone has the same structure +from its summit to its base, and that its sea-wall is throughout +mainly composed of dead coral. + +And now arises a serious difficulty. If the coral polypes cannot live +at a greater depth than 100 or 150 feet, how can they have built up +the base of the reef-cone, which may be 2,000 feet, or more, below the +surface of the sea? + +In order to get over this objection, it was at one time supposed that +the reef-building polypes had settled upon the summits of a chain +of submarine mountains. But what is there in physical geography +to justify the assumption of the existence of a chain of mountains +stretching for 1,000 miles or more, and so nearly of the same height, +that none should rise above the level of the sea, nor fall 150 feet +below that level? + +How again, on this hypothesis, are atolls to be accounted for, unless, +as some have done, we take refuge in the wild supposition that every +atoll corresponds with the crater of a submarine volcano? And what +explanation does it afford of the fact that, in some parts of the +ocean, only atolls and encircling reefs occur, while others present +none but fringing reefs? + +These and other puzzling facts remained insoluble until the +publication, in the year 1840, of Mr. Darwin's famous work on +coral reefs; in which a key was given to all the difficult problems +connected with the subject, and every difficulty was shown to be +capable of solution by deductive reasoning from a happy combination of +certain well-established geological and biological truths. Mr. +Darwin, in fact, showed, that so long as the level of the sea remains +unaltered in any area in which coral reefs are being formed, or if the +level of the sea relatively to that of the land is falling, the +only reefs which can be formed are fringing reefs. While if, on the +contrary, the level of the sea is rising relatively to that of the +land, at a rate not faster than that at which the upward growth of +the coral can keep pace with it, the reef will gradually pass from the +condition of a fringing, into that of an encircling or barrier reef. +And, finally, that if the relative level of the sea rise so much that +the encircled land is completely submerged, the reef must necessarily +pass into the condition of an atoll. + +For, suppose the relative level of the sea to remain stationary, after +a fringing reef has reached that distance from the land at which +the depth of water amounts to 150 feet. Then the reef cannot extend +seaward by the migration of coral germs, because these coral germs +would find the bottom of the sea to be too deep for them to live in. +And the only manner in which the reef could extend outwards, would +be by the gradual accumulation, at the foot of its seaward face, of a +talus of coral fragments torn off by the violence of the waves, which +talus might, in course of time, become high enough to bring its upper +surface within the limits of coral growth, and in that manner provide +a sort of factitious sea-bottom upon which the coral embryos might +perch. If, on the other hand, the level of the sea were slowly and +gradually lowered, it is clear that the parts of its bottom originally +beyond the limit of coral growth, would gradually be brought within +the required distance of the surface, and thus the reef might be +indefinitely extended. But this process would give rise neither to an +encircling reef nor to an atoll, but to a broad belt of upheaved +coral rock, increasing the dimensions of the dry land, and continuous +seawards with the fresh fringing reef. + +Suppose, however, that the sea-level rose instead of falling, at the +same slow and gradual rate at which we know it to be rising in some +parts of the world--not more, in fact, than a few inches, or, at +most, a foot or two, in a hundred years. Then, while the reef would +be unable to extend itself seaward, the sea-bottom outside it being +gradually more and more removed from the depth at which the life of +the coral polypes is possible, it would be able to grow upwards +as fast as the sea rose. But the growth would take place almost +exclusively around the circumference of the reef, this being the only +region in which the coral polypes would find the conditions favourable +for their existence. The bottom of the lagoon would be raised, in the +main, only by the coral _débris_ and coral mud, formed in the manner +already described; consequently, the margins of the reef would +rise faster than the bottom, or, in other words, the lagoon would +constantly become deeper. And, at the same time, it would gradually +increase in breadth; as the rising sea, covering more and more of the +land, would occupy a wider space between the edge of the reef and what +remained of the land. Thus the rising sea would eventually convert a +large island with a fringing reef, into a small island surrounded by +an encircling reef. And it will be obvious that when the rising of the +sea has gone so far as completely to cover the highest points of the +island, the reef will have passed into the condition of an atoll. + +But how is it possible that the relative level of the land and sea +should be altered to this extent? Clearly, only in one of two ways: +either the sea must have risen over those areas which are now covered +by atolls and encircling reefs; or, the land upon which the sea rests +must have been depressed to a corresponding extent. + +If the sea has risen, its rise must have taken place over the whole +world simultaneously, and it must have risen to the same height over +all parts of the coral zone. Grounds have been shown for the belief +that the general level of the sea may have been different at different +times; it has been suggested, for example, that the accumulation of +ice about the poles during one of the cold periods of the earth's +history, necessarily implies a diminution in the volume of the sea +proportioned to the amount of its water thus permanently locked up in +the Arctic and Antarctic ice-cellars; while, in the warm periods, +the greater or less disappearance of the polar ice-cap implies a +corresponding addition of water to the ocean. And no doubt this +reasoning must be admitted to be sound in principle; though it is very +hard to say what practical effect the additions and subtractions thus +made have had on the level of the ocean; inasmuch as such additions +and subtractions might be either intensified or nullified, by +contemporaneous changes in the level of the land. And no one has yet +shown that any such great melting of polar ice, and consequent raising +of the level of the water of the ocean, has taken place since the +existing atolls began to be formed. + +In the absence of any evidence that the sea has ever risen to the +extent required to give rise to the encircling reefs and the atolls, +Mr. Darwin adopted the opposite hypothesis, viz. that the land has +undergone extensive and slow depression in those localities in which +these structures exist. + +It seems, at first, a startling paradox, to suppose that the land +is less fixed than the sea; but that such is the case is the uniform +testimony of geology. Beds of sandstone or limestone, thousands of +feet thick, and all full of marine remains, occur in various parts of +the earth's surface, and prove, beyond a doubt, that when these beds +were formed, that portion of the sea-bottom which they then occupied +underwent a slow and gradual depression to a distance which cannot +have been less than the thickness of those beds, and may have been +very much greater. In supposing, therefore, that the great areas of +the Pacific and of the Indian Ocean, over which atolls and encircling +reefs are found scattered, have undergone a depression of some +hundreds, or, it may be, thousands of feet, Mr. Darwin made a +supposition which had nothing forced or improbable, but was entirely +in accordance with what we know to have taken place over similarly +extensive areas, in other periods of the world's history. But Mr. +Darwin subjected his hypothesis to an ingenious indirect test. If +his view be correct, it is clear that neither atolls, nor encircling +reefs, should be found in those portions of the ocean in which we have +reason to believe, on independent grounds, that the sea-bottom has +long been either stationary, or slowly rising. Now it is known that, +as a general rule, the level of the land is either stationary, or is +undergoing a slow upheaval, in the neighbourhood of active volcanoes; +and, therefore, neither atolls nor encircling reefs ought to be found +in regions in which volcanoes are numerous and active. And this turns +out to be the case. Appended to Mr. Darwin's great work on coral +reefs, there is a map on which atolls and encircling reefs are +indicated by one colour, fringing reefs by another, and active +volcanoes by a third. And it is at once obvious that the lines of +active volcanoes lie around the margins of the areas occupied by the +atolls and the encircling reefs. It is exactly as if the upheaving +volcanic agencies had lifted up the edges of these great areas, while +their centres had undergone a corresponding depression. An atoll area +may, in short, be pictured as a kind of basin, the margins of which +have been pushed up by the subterranean forces, to which the craters +of the volcanoes have, at intervals, given vent. + +Thus we must imagine the area of the Pacific now covered by the +Polynesian Archipelago, as having been, at some former time, +occupied by large islands, or, may be, by a great continent, with the +ordinarily diversified surface of plain, and hill, and mountain chain. +The shores of this great land were doubtless fringed by coral reefs; +and, as it slowly underwent depression, the hilly regions, converted +into islands, became, at first, surrounded by fringing reefs, and +then, as depression went on, these became converted into encircling +reefs, and these, finally, into atolls, until a maze of reefs and +coral-girdled islets took the place of the original land masses. + +Thus the atolls and the encircling reefs furnish us with clear, though +indirect, evidence of changes in the physical geography of large parts +of the earth's surface; and even, as my lamented friend, the late +Professor Jukes, has suggested, give us indications of the manner in +which some of the most puzzling facts connected with the distribution +of animals have been brought about. For example, Australia and New +Guinea are separated by Torres Straits, a broad belt of sea 100 or +120 miles wide. Nevertheless, there is in many respects a curious +resemblance between the land animals which inhabit New Guinea and +the land animals which inhabit Australia. But, at the same time, the +marine shell-fish which are found in the shallow waters of the shores +of New Guinea, are quite different from those which are met with upon +the coasts of Australia. Now, the eastern end of Torres Straits is +full of atolls, which, in fact, form the northern termination of the +Great Barrier Reef which skirts the eastern coast of Australia. It +follows, therefore, that the eastern end of Torres Straits is an area +of depression, and it is very possible, and on many grounds highly +probable, that, in former times, Australia and New Guinea were +directly connected together, and that Torres Straits did not exist. +If this were the case, the existence of cassowaries and of marsupial +quadrupeds, both in New Guinea and in Australia, becomes intelligible; +while the difference between the littoral molluscs of the north and +the south shores of Torres Straits is readily explained by the great +probability that, when the depression in question took place, and +what was, at first, an arm of the sea became converted into a strait +separating Australia from New Guinea, the northern shore of this new +sea became tenanted with marine animals from the north, while the +southern shore was peopled by immigrants from the already existing +marine Australian fauna. + +Inasmuch as the growth of the reef depends upon that of successive +generations of coral polypes, and as each generation takes a certain +time to grow to its full size, and can only separate its calcareous +skeleton from the water in which it lives at a certain rate, it is +clear that the reefs are records not only of changes in physical +geography, but of the lapse of time. It is by no means easy, however, +to estimate the exact value of reef-chronology, and the attempts which +have been made to determine the rate at which a reef grows vertically, +have yielded anything but precise results. A cautious writer, Mr. +Dana, whose extensive study of corals and coral reefs makes him an +eminently competent judge, states his conclusion in the following +terms:-- + + "The rate of growth of the common branching madrepore is not + over one and a half inches a year. As the branches are open, + this would not be equivalent to more than half an inch in + height of solid coral for the whole surface covered by + the madrepore; and, as they are also porous, to not over + three-eighths of an inch of solid limestone. But a coral + plantation has large bare patches without corals, and the + coral sands are widely distributed by currents, part of them + to depths over one hundred feet where there are no living + corals; not more than one-sixth of the surface of a reef + region is, in fact, covered with growing species. This reduces + the three-eighths to _one-sixteenth_. Shells and other organic + relics may contribute one-fourth as much as corals. At the + outside, the average upward increase of the whole reef-ground + per year would not exceed _one-eighth_ of an inch. + + "Now some reefs are at least two thousand feet thick, which at + one-eighth of an inch a year, corresponds to one hundred and + ninety-two thousand years."[1] + +[Footnote 1: Dana, "Manual of Geology," p. 591.] + +Halve, or quarter, this estimate if you will, in order to be certain +of erring upon the right side, and still there remains a prodigious +period during which the ancestors of the existing coral polypes have +been undisturbedly at work; and during which, therefore, the climatal +conditions over the coral area must have been much what they are now. + +And all this lapse of time has occurred within the most recent period +of the history of the earth. The remains of reefs formed by coral +polypes of different kinds from those which exist now, enter largely +into the composition of the limestones of the Jurassic period; and +still more widely different coral polypes have contributed their quota +to the vast thickness of the carboniferous and Devonian strata. Then +as regards the latter group of rocks in America, the high authority +already quoted tells us:-- + + "The Upper Helderberg period is eminently the coral reef + period of the palaeozoic ages. Many of the rocks abound in + coral, and are as truly coral reefs as the modern reefs of the + Pacific. The corals are sometimes standing on the rocks in the + position they had when growing: others are lying in fragments, + as they were broken and heaped by the waves; and others were + reduced to a compact limestone by the finer trituration before + consolidation into rock. This compact variety is the most + common kind among the coral reef rocks of the present seas; + and it often contains but few distinct fossils, although + formed in water that abounded in life. At the fall of the + Ohio, near Louisville, there is a magnificent display of + the old reef. Hemispherical _Favosites_, five or six feet + in diameter, lie there nearly as perfect as when they were + covered by their flower-like polypes; and besides these, + there are various branching corals, and a profusion of + _Cyathophiyllia_, or cup-corals."[1] + +[Footnote 1: Dana, "Manual of Geology," p. 272.] + +Thus, in all the great periods of the earth's history of which we +know anything, a part of the then living matter has had the form of +polypes, competent to separate from the water of the sea the carbonate +of lime necessary for their own skeletons. Grain by grain, and +particle by particle, they have built up vast masses of rock, the +thickness of which is measured by hundreds of feet, and their area by +thousands of square miles. The slow oscillations of the crust of the +earth, producing great changes in the distribution of land and water, +have often obliged the living matter of the coral-builders to shift +the locality of its operations; and, by variation and adaptation to +these modifications of condition, its forms have as often changed. The +work it has done in the past is, for the most part, swept away, but +fragments remain; and, if there were no other evidence, suffice to +prove the general constancy of the operations of Nature in this world, +through periods of almost inconceivable duration. + + + + +VII. + +ON THE METHODS AND RESULTS OF ETHNOLOGY. + + +Ethonology is the science which determines the distinctive characters +of the persistent modifications of mankind; which ascertains the +distribution of those modifications in present and past times, and +seeks to discover the causes, or conditions of existence, both of +the modifications and of their distribution. I say "persistent" +modifications, because, unless incidentally, ethnology has nothing to +do with chance and transitory peculiarities of human structure. And +I speak of "persistent modifications" or "stocks" rather than of +"varieties," or "races," or "species," because each of these last +well-known terms implies, on the part of its employer, a preconceived +opinion touching one of those problems, the solution of which is the +ultimate object of the science; and in regard to which, therefore, +ethnologists are especially bound to keep their minds open and their +judgments freely balanced. + +Ethnology, as thus defined, is a branch of anthropology, the great +science which unravels the complexities of human structure; traces out +the relations of man to other animals; studies all that is especially +human in the mode in which man's complex functions are performed; and +searches after the conditions which have determined his presence in +the world. And anthropology is a section of zoology, which again is +the animal half of biology--the science of life and living things. + +Such is the position of ethnology, such are the objects of the +ethnologist. The paths or methods, by following which he may hope to +reach his goal, are diverse. He may work at man from the point of +view of the pure zoologist, and investigate the anatomical and +physiological peculiarities of Negroes, Australians, or Mongolians, +just as he would inquire into those of pointers, terriers, and +turnspits,--"persistent modifications" of man's almost universal +companion. Or he may seek aid from researches into the most human +manifestation of humanity--language; and assuming that what is true of +speech is true of the speaker--a hypothesis as questionable in science +as it is in ordinary life--he may apply to mankind themselves the +conclusions drawn from a searching analysis of their words and +grammatical forms. + +Or, the ethnologist may turn to the study of the practical life +of men; and relying upon the inherent conservatism and small +inventiveness of untutored mankind, he may hope to discover in manners +and customs, or in weapons, dwellings, and other handiwork, a clue to +the origin of the resemblances and differences of nations. Or, he may +resort to that kind of evidence which is yielded by history proper, +and consists of the beliefs of men concerning past events, embodied +in traditional, or in written, testimony. Or, when that thread breaks, +archaeology, which is the interpretation of the unrecorded remains of +man's works, belonging to the epoch since the world has reached its +present condition, may still guide him. And, when even the dim light +of archaeology fades, there yet remains paleontology, which, in these +latter years, has brought to daylight once more the exuvia of ancient +populations, whose world was not our world, who have been buried in +river beds immemorially dry, or carried by the rush of waters into +caves, inaccessible to inundation since the dawn of tradition. + +Along each, or all, of these paths the ethnologist may press towards +his goal; but they are not equally straight, or sure, or easy to +tread. The way of palaeontology has but just been laid open to us. +Archaeological and historical investigations are of great value for +all those peoples whose ancient state has differed widely from their +present condition, and who have the good or evil fortune to possess a +history. But on taking a broad survey of the world, it is astonishing +how few nations present either condition. Respecting five-sixths of +the persistent modifications of mankind, history and archaeology are +absolutely silent. For half the rest, they might as well be silent for +anything that is to be made of their testimony. And, finally, when the +question arises as to what was the condition of mankind more than a +paltry two or three thousand years ago, history and archaeology are, +for the most part, mere dumb dogs. What light does either of these +branches of knowledge throw on the past of the man of the New World, +if we except the Central Americans and the Peruvians; on that of the +Africans, save those of the valley of the Nile and a fringe of the +Mediterranean; on that of all the Polynesian, Australian, and central +Asiatic peoples, the former of whom probably, and the last certainly, +were, at the dawn of history, substantially what they are now? While +thankfully accepting what history has to give him, therefore, the +ethnologist must not look for too much from her. + +Is more to be expected from inquiries into the customs and handicrafts +of men? It is to be feared not. In reasoning from identity of custom +to identity of stock the difficulty always obtrudes itself, that +the minds of men being everywhere similar, differing in quality and +quantity but not in kind of faculty, like circumstances must tend to +produce like contrivances; at any rate, so long as the need to be +met and conquered is of a very simple kind. That two nations use +calabashes or shells for drinking-vessels, or that they employ +spears, or clubs, or swords and axes of stone and metal as weapons and +implements, cannot be regarded as evidence that these two nations +had a common origin, or even that intercommunication ever took place +between them; seeing that the convenience of using calabashes or +shells for such purposes, and the advantage of poking an enemy with a +sharp stick, or hitting him with a heavy one, must be early forced +by nature upon the mind of even the stupidest savage. And when he had +found out the use of a stick, he would need no prompting to discover +the value of a chipped or wetted stone, or an angular piece of native +metal, for the same object. On the other hand, it may be doubted +whether the chances are not greatly against independent peoples +arriving at the manufacture of a boomerang, or of a bow; which last, +if one comes to think of it, is a rather complicated apparatus; and +the tracing of the distribution of inventions as complex as these, +and of such strange customs as betel-chewing and tobacco-smoking, may +afford valuable ethnological hints. + +Since the time of Leibnitz, and guided by such men as Humboldt, Abel +Remusat, and Klaproth, Philology has taken far higher ground. Thus +Prichard affirms that "the history of nations, termed Ethnology, must +be mainly founded on the relations of their languages." + +An eminent living philologer, August Schleicher, in a recent essay, +puts forward the claims of his science still more forcibly:-- + + "If, however, language is the human [Greek: kat ezochhên], the + suggestion arises whether it should not form the basis of + any scientific systematic arrangement of mankind; whether the + foundation of the natural classification of the genus Homo has + not been discovered in it. + + "How little constant are cranial peculiarities and other + so-called race characters! Language, on the other hand, + is always a perfectly constant diagnostic. A German may + occasionally compete in hair and prognathism with a negro, + but a negro language will never be his mother tongue. Of how + little importance for mankind the so-called race characters + are, is shown by the fact that speakers of languages belonging + to one and the same linguistic family may exhibit the + peculiarities of various races. Thus the settled Osmanli Turk + exhibits Caucasian characters, while other so-called Tartaric + Turks exemplify the Mongol type. On the other hand, the + Magyar and the Basque do not depart in any essential physical + peculiarity from the Indo-Germans, whilst the Magyar, Basque, + and Indo-Germanic tongues are widely different. Apart from + their inconstancy, again, the so-called race characters can + hardly yield a scientifically natural system. Languages, on + the other hand, readily fall into a natural arrangement, like + that of which other vital products are susceptible, especially + when viewed from their morphological side.... The externally + visible structure of the cerebral and facial skeletons, and + of the body generally, is less important than that no less + material but infinitely more delicate corporeal structure, the + function of which is speech. I conceive, therefore, that + the natural classification of languages is also the natural + classification of mankind. With language, moreover, all the + higher manifestations of man's vital activity are closely + interwoven, so that these receive due recognition in and by + that of speech."[1] + +[Footnote 1: August Schleicher. Ueber die Bedeutung der Sprache für +die Naturgeschichte des Menschen, pp. 16-18. Weimar, 1858.] + +Without the least desire to depreciate the value of philology as +an adjuvant to ethnology, I must venture to doubt, with Rudolphi, +Desmoulins, Crawfurd, and others, its title to the leading position +claimed for it by the writers whom I have just quoted. On the +contrary, it seems to me obvious that, though, in the absence of any +evidence to the contrary, unity of languages may afford a certain +presumption in favour of the unity of stock of the peoples speaking +those languages, it cannot be held to prove that unity of stock, +unless philologers are prepared to demonstrate, that no nation can +lose its language and acquire that of a distinct nation, without a +change of blood corresponding with the change of language. Desmoulins +long ago put this argument exceedingly well:-- + + "Let us imagine the recurrence of one of those slow, or + sudden, political revolutions, or say of those secular changes + which among different people and at different epochs have + annihilated historical monuments and even extinguished + tradition. In that case, the evidence, now so clear, that the + negroes of Hayti were slaves imported by a French colony, who, + by the very effect of the subordination involved in slavery, + lost their own diverse languages and adopted that of their + masters, would vanish. And metaphysical philosophers, + observing the identity of Haytian French with that spoken on + the shores of the Seine and the Loire, would argue that the + men of St. Domingo with woolly heads, black and oily skins, + small calves, and slightly bent knees, are of the same race, + descended from the same parental stock, as the Frenchmen with + silky brown, chestnut, or fair hair, and white skins. For they + would say, their languages are more similar than French is to + German or Spanish."[1] + +[Footnote 1: Desmoulins, "Histoire Naturelle des Races Humaines," p. +345. 1826.] + +It must not be imagined that the case put by Desmoulins is a merely +hypothetical one. Events precisely similar to the transport of a body +of Africans to the West India Islands, indeed, cannot have happened +among uncivilized races, but similar results have followed the +importation of bodies of conquerors among an enslaved people over and +over again. There is hardly a country in Europe in which two or more +nations speaking widely different tongues have not become intermixed; +and there is hardly a language of Europe of which we have any right +to think that its structure affords a just indication of the amount of +that intermixture. + +As Dr. Latham has well said:-- + + "It is certain that the language of England is of Anglo-Saxon + origin, and that the remains of the original Keltic are + unimportant. It is by no means so certain that the blood of + Englishmen is equally Germanic. A vast amount of Kelticism, + not found in our tongue, very probably exists in our + pedigrees. The ethnology of France is still more complicated. + Many writers make the Parisian a Roman on the strength of his + language; whilst others make him a Kelt on the strength of + certain moral characteristics, combined with the previous + Kelticism of the original Gauls. Spanish and Portuguese, as + languages, are derivations from the Latin; Spain and Portugal, + as countries, are Iberic, Latin, Gothic, and Arab, in + different proportions. Italian is modern Latin all the world + over; yet surely there must be much Keltic blood in Lombardy, + and much Etruscan intermixture in Tuscany. + + "In the ninth century every man between the Elbe and the + Niemen spoke some Slavonic dialect; they now nearly all speak + German. Surely the blood is less exclusively Gothic than the + speech."[1] + +[Footnote 1: Latham, "Man and his Migrations," p. 171.] + +In other words, what philologer, if he had nothing but the vocabulary +and grammar of the French and English languages to guide him, would +dream of the real causes of the unlikeness of a Norman to a Provençal, +of an Orcadian to a Cornishman? How readily might he be led to suppose +that the different climatal conditions to which these speakers of +one tongue have so long been exposed, have caused their physical +differences; and how little would he suspect that these are due (as we +happen to know they are) to wide differences of blood. + +Few take duly into account the evidence which exists as to the +ease with which unlettered savages gain or lose a language. Captain +Erskine, in his interesting "Journal of a Cruise among the Islands of +the Western Pacific," especially remarks upon the "avidity with +which the inhabitants of the polyglot islands of Melanesia, from New +Caledonia to the Solomon Islands, adopt the improvements of a more +perfect language than their own, which different causes and accidental +communication still continue to bring to them;" and he adds that +"among the Melanesian islands scarcely one was found by us which did +not possess, in some cases still imperfectly, the decimal system of +numeration in addition to their own, in which they reckon only to +five." + +Yet how much philological reasoning in favour of the affinity +or diversity of two distinct peoples has been based on the mere +comparison of numerals! + +But the most instructive example of the fallacy which may attach to +merely philological reasonings, is that afforded by the Feejeans, who +are, physically, so intimately connected with the adjacent Negritos of +New Caledonia, &c., that no one can doubt to what stock they belong, +and who yet, in the form and substance of their language, are +Polynesian. The case is as remarkable as if the Canary Islands should +have been found to be inhabited by negroes speaking Arabic, or some +other clearly Semitic dialect, as their mother tongue. As it happens, +the physical peculiarities of the Feejeans are so striking, and +the conditions under which they live are so similar to those of the +Polynesians, that no one has ventured to suggest that they are merely +modified Polynesians--a suggestion which could otherwise certainly +have been made. But if languages may be thus transferred from one +stock to another, without any corresponding intermixture of blood, +what ethnological value has philology?--what security does unity of +language afford us that the speakers of that language may not have +sprung from two, or three, or a dozen, distinct sources? + +Thus we come, at last, to the purely zoological method, from which +it is not unnatural to expect more than from any other, seeing that, +after all, the problems of ethnology are simply those which are +presented to the zoologist by every widely distributed animal he +studies. The father of modern zoology seems to have had no doubt upon +this point. At the twenty-eighth page of the standard twelfth edition +of the "Systema Naturae," in fact, we find:-- + + + +I. PRIMATES. + + +_Dentes primores incisores: superiores IV. paralleli, mammae +pectorales II._ + +1. HOMO. Nosce te ipsum. +Sapiens. 1. H. diurnus: _varians cultura, loco._ +_Ferus_. Tetrapus, mutus, hirsutus. + + * * * * * + +_Americanus_ [Greek: a]. Rufus, cholericus, rectus--_Pilis_ + nigris, rectis, crassis--_Naribus_ + patulis--_Facie_ ephelitica: + _Mento_ subimberbi. + _Pertinax_, contentus, liber. _Pingit_ + se lineis daedaleis rubris. + _Regitur_ Consuetudine. + +_Europaeus_ [Greek: b]. Albus sauguineus torosus. _Pilis_ + flavescentibus, prolixis. + _Oculis_ caeruleis. + _Levis_, argutus, inventor. + _Tegitur_ Vestimentis arctis. + _Regitur_ Ritibus. + +_Asiaticus_ [Greek: g]. Luridus, melancholicus, rigidus. + _Pilis_ nigricantibus. _Oculis_ + fuscis. _Severus_, fastuosus, avarus. + _Tegitur_ Indumentis laxis. + _Regitur_ Opinionibus. + +_Afer_ [Greek: d]. Niger, phlegmaticus, laxus. _Pilis_ + atris, contortuplicatis. _Cute_ holosericea. + _Naso_ simo. _Labiis_ tumidis. + _Feminis_ sinus pudoris. + _Mammae_ lactantes prolixae. + _Vafer_, segnis, negligens. _Ungit_ se + pingui. _Regitur_ Arbitrio. + +_Monstrosus_ [Greek: e]. Solo (a) et arte (b c) variat.: + a. _Alpini_ parvi, agiles, timidi. + _Patagonici_ magni, segnes. + b. _Monorchides_ ut minus fertiles: + Hottentotti. + _Junceae_ puellae, abdomine attenuato: + Europoeae. + c. _Macrocephali_ capiti conico: Chinenses. + _Plagiocephali_ capite antice compresso: + Canadenses. + +Turn a few pages further on in the same volume, and there appears, +with a fine impartiality in the distribution of capitals and +sub-divisional headings:-- + +III. FERAE. + + +_Dentes primores superiores sex, acutiusculi. Canini solitarii._ + + * * * * * + +12. CANIS. _Dentes primores_ superiores VI.: laterales + longiores distantes: intermedii lobati. + Inferiores VI.: laterales lobati. + _Laniarii_ solitarii, incurvati. + Molares VI. s. VII. (pluresve quam in reliquis). + +_familiaris_ [Greek: i]. C. cauda (sinistrorsum) recurvata.... + +_domesticus_ [Greek: a]. auriculis erectis, cauda subtus lanata. + +_sagax_ [Greek: b]. auriculis pendulis, digito spurio ad + tibias posticas. + +_grajus_ [Greek: g]. magnitudine lupi, trunco curvato, rostro + attenuato, &c. &c. + +Linnaeus' definition of what he considers to be mere varieties of +the species Man are, it will be observed, as completely free from +any allusion to linguistic peculiarities as those brief and pregnant +sentences in which he sketches the characters of the varieties of +the species Dog. "Pilis nigris, naribus patulis" may be set against +"auriculis erectis, cauda subtus lanata;" while the remarks on the +morals and manners of the human subject seem as if they were thrown in +merely by way of makeweight. + +Buffon, Blumenbach (the founder of ethnology as a special science), +Rudolphi, Bory de St. Vincent, Desmoulins, Cuvier, Retzius, indeed I +may say all the naturalists proper, have dealt with man from a no +less completely zoological point of view; while, as might have been +expected, those who have been least naturalists, and most linguists, +have most neglected the zoological method, the neglect culminating in +those who have been altogether devoid of acquaintance with anatomy. + +Prichard's proposition, that language is more persistent than physical +characters, is one which has never been proved, and indeed admits of +no proof, seeing that the records of language do not extend so far +as those of physical characters. But, until the superior tenacity +of linguistic over physical peculiarities is shown, and until the +abundant evidence which exists, that the language of a people may +change without corresponding physical change in that people, is shown +to be valueless, it is plain that the zoological court of appeal +is the highest for the ethnologist, and that no evidence can be set +against that derived from physical characters. + +What, then, will a new survey of mankind from the Linnaean point of +view teach us? + +The great antipodal block of land we call Australia has, speaking +roughly, the form of a vast quadrangle, 2,000 miles on the side, and +extends from the hottest tropical, to the middle of the temperate, +zone. Setting aside the foreign colonists introduced within the +last century, it is inhabited by people no less remarkable for the +uniformity, than for the singularity, of their physical characters and +social state. For the most part of fair stature, erect and well built, +except for an unusual slenderness of the lower limbs, the AUSTRALIANS +have dark, usually chocolate-coloured skins; fine dark wavy hair; dark +eyes, overhung by beetle brows; coarse, projecting jaws; broad and +dilated, but not especially flattened, noses; and lips which, though +prominent, are eminently flexible. + +The skulls of these people are always long and narrow, with a smaller +development of the frontal sinuses than usually corresponds with such +largely developed brow ridges. An Australian skull of a round form, +or one the transverse diameter of which exceeds eight-tenths of its +length, has never been seen. These people, in a word, are eminently +"dolichocephalic," or long-headed; but, with this one limitation, +their crania present considerable variations, some being comparatively +high and arched, while others are more remarkably depressed than +almost any other human skulls. + +The female pelvis differs comparatively little from the European; +but in the pelves of male Australians which I have examined, the +antero-posterior and transverse diameters approach equality more +nearly than is the case in Europeans. + +No Australian tribe has ever been known to cultivate the ground, +to use metals, pottery, or any kind of textile fabric. They rarely +construct huts. Their means of navigation are limited to rafts or +canoes, made of sheets of bark. Clothing, except skin cloaks for +protection from cold, is a superfluity with which they dispense; and +though they have some singular weapons, almost peculiar to themselves, +they are wholly unacquainted with bows and arrows. + +It is but a step, as it were, across Bass's Straits to Tasmania. +Neither climate nor the characteristic forms of vegetable or animal +life change largely on the south side of the Straits, but the early +voyagers found Man singularly different from him on the north side. +The skin of the Tasmanian was dark, though he lived between parallels +of latitude corresponding with those of middle Europe in our own +hemisphere; his jaws projected, his head was long and narrow; his +civilization was about on a footing with that of the Australian, if +not lower, for I cannot discover that the Tasmanian understood the +use of the throwing-stick. But he differed from the Australian in his +woolly, negro-like hair, whence the name of NEGRITO, which has been +applied to him and his congeners. + +Such Negritos--differing more or less from the Tasmanian, but agreeing +with him in dark skin and woolly hair--occupy New Caledonia, the New +Hebrides, the Louisiade Archipelago; and stretching to the Papuan +Islands, and for a doubtful extent beyond them to the north and +west, form a sort of belt, or zone, of Negrito population, interposed +between the Australians on the west and the inhabitants of the great +majority of the Pacific islands on the east. + +The cranial characters of the Negritos vary considerably more than +those of their skin and hair, the most notable circumstance being +the strong Australian aspect which distinguishes many Negrito skulls, +while others tend rather towards forms common in the Polynesian +islands. + +In civilization, New Caledonia exhibits an advance upon Tasmania, and, +farther north, there is a still greater improvement. But the bows +and arrows, the perched houses, the outrigger canoes, the habits of +betel-chewing and of kawa-drinking, which abound more or less among +the northern Negritos, are probably to be regarded not as the products +of an indigenous civilization, but merely as indications of the extent +to which foreign influences have modified the primitive social state +of these people. + +From Tasmania or New Caledonia, to New Zealand or Tongataboo, is again +but a brief voyage; but it brings about a still more notable change +in the aspect of the indigenous population than that effected by the +passage of Bass's Straits. Instead of being chocolate-coloured people, +the Maories and Tongans are light brown; instead of woolly, they have +straight, or wavy, black hair. And if from New Zealand, we travel +some 5,000 miles east to Easter Island; and from Easter Island, for as +great a distance north-west, to the Sandwich Islands; and thence 7,000 +miles, westward and southward, to Sumatra; and even across the Indian +Ocean, into the interior of Madagascar, we shall everywhere meet with +people whose hair is straight or wavy, and whose skins exhibit various +shades of brown. These are the Polynesians, Micronesians, Indonesians, +whom Latham has grouped together under the common title of +AMPHINESIANS. + +The cranial characters of these people, as of the Negritos, are less +constant than those of their skin and hair. The Maori has a long +skull; the Sandwich Islander a broad skull. Some, like these, have +strong brow ridges; others, like the Dayaks and many Polynesians, have +hardly any nasal indentation. + +It is only in the westernmost parts of their area that the Amphinesian +nations know anything about bows and arrows as weapons, or are +acquainted with the use of metals or with pottery. Everywhere they +cultivate the ground, construct houses, and skilfully build and manage +outrigger, or double, canoes; while, almost everywhere, they use some +kind of fabric for clothing. + +Between Easter Island, or the Sandwich Islands, and any part of the +American coast is a much wider interval than that between Tasmania and +New Zealand, but the ethnological interval between the American and +the Polynesian is less than that between either of the previously +named stocks. + +The typical AMERICAN has straight black hair and dark eyes, his skin +exhibiting various shades of reddish or yellowish brown, sometimes +inclining to olive. The face is broad and scantily bearded; the skull +wide and high. Such people extend from Patagonia to Mexico, and much +farther north along the west coast. In the main a race of hunters, +they had nevertheless, at the time of the discovery of the Americas, +attained a remarkable degree of civilization in some localities. They +had domesticated ruminants, and not only practised agriculture, +but had learned the value of irrigation. They manufactured textile +fabrics, were masters of the potter's art, and knew how to erect +massive buildings of stone. They understood the working of the +precious, though not of the useful, metals; and had even attained to a +rude kind of hieroglyphic, or picture, writing. + +The Americans not only employ the bow and arrow, but, like some +Amphinesians, the blow-pipe, as offensive weapons: but I am not aware +that the outrigger canoe has ever been observed among them. + +I have reason to suspect that some of the Fuegian tribes differ +cranially from the typical Americans; and the Northern and Eastern +American tribes have longer skulls than their Southern compatriots. +But the ESQUIMAUX, who roam on the desolate and ice-bound coasts of +Arctic America, certainly present us with a new stock. The Esquimaux +(among whom the Greenlanders are included), in fact, though they +share the straight black hair of the proper Americans, are a duller +complexioned, shorter, and more squat people, and they have still +more prominent cheek-bones. But the circumstance which most completely +separates them from the typical Americans, is the form of their +skulls, which instead of being broad, high, and truncated behind, are +eminently long, usually low, and prolonged backwards. + +These Hyperborean people clothe themselves in skins, know nothing of +pottery, and hardly anything of metals. Dependent for existence upon +the produce of the chase, the seal and the whale are to them what +the cocoa-nut tree and the plantain are to the savages of more genial +climates. Not only are those animals meat and raiment, but they are +canoes, sledges, weapons, tools, windows, and fire; while they support +the dog, who is the indispensable ally and beast of burden of the +Esquimaux. + +It is admitted that the Tchuktchi, on the eastern side of Behring's +Straits, are, in all essential respects, Esquimaux; and I do not know +that there is any satisfactory evidence to show that the Tunguses and +Samoiedes do not essentially share the physical characters of the same +people. Southward, there are indications of Esquimaux characters among +the Japanese, and it is possible that their influence may be traced +yet further. + +However this may be, Eastern Asia, from Mantchouria to Siam, Thibet, +and Northern Hindostan, is continuously inhabited by men, usually of +short stature, with skins varying in colour from yellow to olive; with +broad cheek-bones and faces that, owing to the insignificance of the +nose, are exceedingly flat; and with small, obliquely-set, black eyes +and straight black hair, which sometimes attains a very great length +upon the scalp, but is always scanty upon the face and body. The +skull is never much elongated, and is, generally, remarkably broad +and rounded, with hardly any nasal depression, and but slight, if any, +projection of the jaws. + +Many of these people, for whom the old name of MONGOLIANS may be +retained, are nomades; others, as the Chinese, have attained a +remarkable and apparently indigenous civilization, only surpassed by +that of Europe. + +At the north-western extremity of Europe the Lapps repeat the +characters of the Eastern Asiatics. Between these extreme points, the +Mongolian stock is not continuous, but is represented by a chain of +more or less isolated tribes, who pass under the name of Calmucks and +Tartars, and form Mongolian islands, as it were, in the midst of an +ocean of other people. + +The waves of this ocean are the nations for whom, in order +to avoid the endless confusion produced by our present +half-physical, half-philological classification, I shall use a new +name--XANTHOCHROI--indicating that they are "yellow" haired and "pale" +in complexion. The Chinese historians of the Han dynasty, writing +in the third century before our era, describe, with much minuteness, +certain numerous and powerful barbarians with "yellow hair, green +eyes, and prominent noses," who, the black-haired, skew-eyed, and +flat-nosed annalists remark in passing, are "just like the apes from +whom they are descended." These people held, in force, the upper +waters of the Yenisei, and thence under various names stretched +southward to Thibet and Kashgar. Fair-haired and blue-eyed northern +enemies were no less known to the ancient Hindoos, to the Persians, +and to the Egyptians, on the south of the great central Asiatic area; +while the testimony of all European antiquity is to the effect that, +before and since the period in question, there lay beyond the Danube, +the Rhine, and the Seine, a vast and dangerous yellow or red haired, +fair-skinned, blue-eyed population. Whether the disturbers of the +marches of the Roman Empire were called Gauls or Germans, Goths, +Alans, or Scythians, one thing seems certain, that until the invasion +of the Huns, they were tall, fair, blue-eyed men. + +If any one should think fit to assume that in the year 100 B.C., +there was one continuous Xanthochroic population from the Rhine to the +Yenisei, and from the Ural mountains to the Hindoo Koosh, I know not +that any evidence exists by which that position could be upset, while +the existing state of things is rather in its favour than otherwise. +For the Scandinavians, wholly, the Germans to a great extent, the +Slavonian and the Finnish tribes, some of the inhabitants of Greece, +many Turks, some Kirghis, and some Mantchous, the Ossetes in the +Caucasus, the Siahposh, the Rohillas, are at the present day fair, +yellow or red haired, and blue-eyed; and the interpolation of tribes +of Mongolian hair and complexion, as far west as the Caspian Steppes +and the Crimea, might justly be accounted for by those subsequent +westward irruptions of the Mongolian stock, of which history furnishes +abundant testimony. + +The furthermost limit of the Xanthochroi north-westward is Iceland +and the British Isles; south-westward, they are traceable at intervals +through the Berber country, and end in the Canary Islands. + +The cranial characters of the Xanthochroi are not, at present, +strictly definable. The Scandinavians are certainly long-headed; but +many Germans, the Swiss so far as they are Germanized, the Slavonians, +the Fins, and the Turks, are short-headed. What were the cranial +characters of the ancient "U-suns" and "Ting-lings" of the valley of +the Yenisei is unknown. + +West of the area occupied by the chief mass of the Xanthochroi, and +north of the Sahara, is a broad belt of land, shaped like a =Y=. +Between the forks of the =Y= lies the Mediterranean; the stem of it +is Arabia. The stem is bathed by the Indian Ocean, the western ends of +the forks by the Atlantic. The people inhabiting the area thus roughly +sketched have, like the Xanthochroi, prominent noses, pale skins and +wavy hair, with abundant beards; but, unlike them, the hair is black +or dark, and the eyes usually so. They may thence be called the +MELANOCHROI. Such people are found in the British Islands, in Western +and Southern Gaul, in Spain, in Italy south of the Po, in parts of +Greece, in Syria and Arabia, stretching as far northward and eastward +as the Caucasus and Persia. They are the chief inhabitants of Africa +north of the Sahara, and, like the Xanthochroi, they end in the +Canary Islands. They are known as Kelts, Iberians, Etruscans, Romans, +Pelasgians, Berbers, Semites. The majority of them are long-headed, +and of smaller stature than the Xanthochroi. + +It is needless to remark upon the civilization of these two great +stocks. With them has originated everything that is highest in +science, in art, in law, in politics, and in mechanical inventions. +In their hands, at the present moment, lies the order of the social +world, and to them its progress is committed. + +South of the Atlas, and of the Great Desert, Middle Africa exhibits +a new type of humanity in the NEGRO, with his dark skin, woolly hair, +projecting jaws, and thick lips. As a rule, the skull of the Negro +is remarkably long; it rarely approaches the broad type, and never +exhibits the roundness of the Mongolian. A cultivator of the ground, +and dwelling in villages; a maker of pottery, and a worker in the +useful as well as the ornamental metals; employing the bow and arrow +as well as the spear, the typical negro stands high in point of +civilization above the Australian. + +Resembling the Negroes in cranial characters, the BUSHMEN of South +Africa differ from them in their yellowish brown skins, their tufted +hair, their remarkably small stature, and their tendency to fatty and +other integumentary outgrowths; nor is the wonderful click with which +their speech is interspersed to be overlooked in enumerating the +physical characteristics of this strange people. + +The so-called "Drawidian" populations of Southern Hindostan lead us +back, physically as well as geographically, towards the Australians; +while the diminutive MINCOPIES of the Andaman Islands lie midway +between the Negro and Negrito races, and, as Mr. Busk has pointed +out, occasionally present the rare combination of Brachycephaly, or +short-headedness, with woolly hair. + +In the preceding progress along the outskirts of the habitable world, +eleven readily distinguishable stocks, or persistent modifications, of +mankind, have been recognized. I have purposely omitted such people as +the Abyssinians and the Hindoos, who there is every reason to believe +result from the intermixture of distinct stocks. Perhaps I ought, for +like reasons, to have ignored the Mincopies. But I do not pretend that +my enumeration is complete or, in any sense, perfect. It is enough for +my purpose if it be admitted (and I think it cannot be denied) that +those which I have mentioned exist, are well marked, and occupy the +greater part of the habitable globe. + +In attempting to classify these persistent modifications after the +manner of naturalists, the first circumstance that attracts one's +attention is the broad contrast between the people with straight and +wavy hair, and those with crisp, woolly, or tufted hair. Bory de +St. Vincent, noting this fundamental distinction, divided mankind +accordingly into the two primary groups of _Leiotrichi_ and +_Ulotrichi_,--terms which are open to criticism, but which I adopt in +the accompanying table, because they have been used. It is better for +science to accept a faulty name which has the merit of existence, than +to burthen it with a faultless newly invented one. + +Under each of these divisions are two columns, one for the +Brachycephali, or short heads, and one for the Dolichocephali[1], or +long heads. Again, each column is subdivided transversely into four +compartments, one for the "leucous," people with fair complexions and +yellow or red hair; one for the "leucomelanous," with dark hair and +pale skins; one for the "xanthomelanous," with black hair and yellow, +brown, or olive skins; and one for the "melanous," with black hair and +dark brown or blackish skins. + +[Footnote 1: Skulls, the transverse diameter of which is more than +eight-tenths the long diameter, are short; those which have the +transverse diameter less than eight-tenths the longitudinal, are +long.] + + LEIOTRICHI. ULOTRICHI. + ______________________________ ____________________________ + / \ / \ + Dolichocephali. Brachycephali. Dolichocephali. Brachycephali. +Leucous. + .... Xanthochroi .... +Leucomelanous. + .... Melanochroi .... +Xanthomelanous. + _Esquimaux_. Mongolians. _Bushmen_. + _Amphinesians_. + _Americans_. +Melanous. + _Australians_. Negroes. _Mincopies_(?) + _Negritos_ + +NOTE: _The names of the stocks known only since the fifteenth century +are put into italics. If the "Skrälings" of the Norse discoverers of +America were Esquimaux, Europeans became acquainted with the latter +six or seven centuries earlier_. + +It is curious to observe that almost all the woolly-headed people are +also long-headed; while among the straight-haired nations broad heads +preponderate, and only two stocks, the Esquimaux and the Australians, +are exclusively long-headed. + +One of the acutest and most original of ethnologists, Desmoulins, +originated the idea, which has subsequently been fully developed by +Agassiz, that the distribution of the persistent modifications of man +is governed by the same laws as that of other animals, and that both +fall into the same great distributional provinces. Thus, Australia; +America, south of Mexico; the Arctic regions; Europe, Syria, +Arabia, and North Africa, taken together, are each regions eminently +characterized by the nature of their animal and vegetable populations, +and each, as we have seen, has its peculiar and characteristic form of +man. But it may be doubted whether the parallel thus drawn will hold +good strictly, and in all cases. The Tasmanian Fauna and Flora are +essentially Australian, and the like is true to a less extent of many, +if not of all, the Papuan islands; but the Negritos who inhabit these +islands are strikingly different from the Australians. Again, the +differences between the Mongolians and the Xanthochroi are out of all +proportion greater than those between the Faunae and Florae of Central +and Eastern Asia. But whatever the difficulties in the way of the +detailed application of this comparison of the distribution of men +with that of animals, it is well worthy of being borne in mind, and +carried as far as it will go. + +Apart from all speculation, a very curious fact regarding the +distribution of the persistent modifications of mankind becomes +apparent on inspecting an Ethnological chart, projected in such +a manner that the Pacific Ocean occupies its centre. Such a chart +exhibits an Australian area occupied by dark smooth-haired people, +separated by an incomplete inner zone of dark woolly-haired +Negritos and Negroes, from an outer zone of comparatively pale and +smooth-haired men, occupying the Americas, and nearly all Asia and +North Africa. + +Such is a brief sketch of the characters and distribution of the +persistent modifications, or stocks, of mankind at the present day. +If we seek for direct evidence of how long this state of things +has lasted, we shall find little enough, and that little far from +satisfactory. Of the eleven different stocks enumerated, seven have +been known to us for less than 400 years; and of these seven not +one possessed a fragment of written history at the time it came into +contact with European civilization. The other four--the Negroes, +Mongolians, Xanthochroi, and Melanochroi--have always existed in some +of the localities in which they are now found, nor do the negroes ever +seem to have voluntarily travelled beyond the limits of their present +area. But ancient history is in a great measure the record of the +mutual encroachments of the other three stocks. + +On the whole, however, it is wonderful how little change has been +effected by these mutual invasions and intermixtures. As at the +present time, so at the dawn of history, the Melanochroi fringed +the Atlantic and the Mediterranean; the Xanthochroi occupied most +of Central and Eastern Europe, and much of Western and Central Asia; +while Mongolians held the extreme east of the Old World. So far as +history teaches us, the populations of Europe, Asia, and Africa were, +twenty centuries ago, just what they are now, in their broad features +and general distribution. + +The evidence yielded by Archaeology is not very definite, but, so +far as it goes, it is to much the same effect. The mound builders of +Central America seem to have had the characteristic short and broad +head of the modern inhabitants of that continent. The tumuli and tombs +of Ancient Scandinavia, of pre-Roman Britain, of Gaul, of Switzerland, +reveal two types of skull--a broad and a long--of which, in +Scandinavia, the broad seems to have belonged to the older stock, +while the reverse was probably the case in Britain, and certainly +in Switzerland. It has been assumed that the broad-skulled people of +ancient Scandinavia were Lapps; but there is no proof of the fact, +and they may have been, like the broad-skulled Swiss and Germans, +Xanthochroi. One of the greatest of ethnological difficulties is to +know where the modern Swedes, Norsemen, and Saxons got their long +heads, as all their neighbours, Fins, Lapps, Slavonians, and +South Germans, are broad-headed. Again, who were the small-handed, +long-headed people of the "bronze epoch," and what has become of the +infusion of their blood among the Xanthochroi? + +At present Palaeontology yields no safe data to the ethnologist. We +know absolutely nothing of the ethnological characters of the men of +Abbeville and Hoxne; but must be content with the demonstration, in +itself of immense value, that Man existed in Western Europe when its +physical condition was widely different from what it is now, and +when animals existed, which, though they belong to what is, properly +speaking, the present order of things, have long been extinct. Beyond +the limits of a fraction of Europe, Palaeontology tells us nothing of +man or of his works. + +To sum up our knowledge of the ethnological past of man: so far as the +light is bright, it shows him substantially as he is now; and, when it +grows dim, it permits us to see no sign that he was other than he is +now. + +It is a general belief that men of different stocks differ as much +physiologically as they do morphologically; but it is very hard +to prove, in any particular case, how much of a supposed national +characteristic is due to inherent physiological peculiarities, and +how much to the influence of circumstances. There is much evidence to +show, however, that some stocks enjoy a partial or complete immunity +from diseases which destroy, or decimate, others. Thus there seems +good ground for the belief that Negroes are remarkably exempt from +yellow fever; and that, among Europeans, the melanochrous people are +less obnoxious to its ravages than the xanthochrous. But many writers, +not content with physiological differences of this kind, undertake to +prove the existence of others of far greater moment; and, indeed, to +show that certain stocks of mankind exhibit, more or less distinctly, +the physiological characters of true species. Unions between these +stocks, and still more between the half-breeds arising from their +mixture, are affirmed to be either infertile, or less fertile than +those which take place between males and females of either stock under +the same circumstances. Some go so far as to assert that no mixed +breeds of mankind can maintain themselves without the assistance of +one or other of the parent stocks, and that, consequently, they must +inevitably be obliterated in the long run. + +Here, again, it is exceedingly difficult to obtain trustworthy +evidence, and to free the effects of the pure physiological experiment +from adventitious influences. The only trial which, by a strange +chance, was kept clear of all such influences--the only instance in +which two distinct stocks of mankind were crossed, and their progeny +intermarried without any admixture from without--is the famous case +of the Pitcairn Islanders, who were the progeny of Bligh's English +sailors by Tahitian women. The results of this experiment, as +everybody knows, are dead against those who maintain the doctrine of +human hybridity, seeing that the Pitcairn Islanders, even though they +necessarily contracted consanguineous marriages, throve and multiplied +exceedingly. + +But those who are disposed to believe in this doctrine should study +the evidence brought forward in its support by M. Broca, its latest +and ablest advocate, and compare this evidence with that which the +botanists, as represented by a Gaertner, or by a Darwin, think it +indispensable to obtain before they will admit the infertility of +crosses between two allied kinds of plants. They will then, I think, +be satisfied that the doctrine in question rests upon a very unsafe +foundation; that the facts adduced in its support are capable of many +other interpretations; and, indeed, that from the very nature of +the case, demonstrative evidence one way or the other is almost +unattainable. _A priori_, I should be disposed to expect a certain +amount of infertility between some of the extreme modifications of +mankind; and still more between the offsprings of their intermixture. +_A posteriori_, I cannot discover any satisfactory proof that such +infertility exists. + +From the facts of ethnology I now turn to the theories and +speculations of ethnologists, which have been devised to explain +these facts, and to furnish satisfactory answers to the inquiry--what +conditions have determined the existence of the persistent +modifications of mankind, and have caused their distribution to be +what it is? + +These speculations may be grouped under three heads: firstly, the +Monogenist hypotheses; secondly, those of the Polygenists; and +thirdly, that which would result from a simple application of +Darwinian principles to mankind. + +According to the Monogenists, all mankind have sprung from a single +pair, whose multitudinous progeny spread themselves over the world, +such as it now is, and became modified into the forms we meet with in +the various regions of the earth, by the effect of the climatal and +other conditions to which they were subjected. + +The advocates of this hypothesis are divisible into several schools. +There are those who represent the most numerous, respectable, +and would-be orthodox of the public, and are what may be called +"Adamites," pure and simple. They believe that Adam was made out of +earth somewhere in Asia, about six thousand years ago; that Eve was +modelled from one of his ribs; and that the progeny of these two +having been reduced to the eight persons who were landed on the summit +of Mount Ararat after an universal deluge, all the nations of the +earth have proceeded from these last, have migrated to their present +localities, and have become converted into Negroes, Australians, +Mongolians, &c., within that time. Five-sixths of the public are +taught this Adamitic Monogenism, as if it were an established truth, +and believe it. I do not; and I am not acquainted with any man of +science, or duly instructed person, who does. + +A second school of monogenists, not worthy of much attention, attempts +to hold a place midway between the Adamites and a third division, who +take up a purely scientific position, and require to be dealt with +accordingly. This third division, in fact, numbers in its ranks +Linnaeus, Buffon, Blumenbach, Cuvier, Prichard, and many distinguished +living ethnologists. + +These "Rational Monogenists," or, at any rate, the more modern among +them, hold, firstly, that the present condition of the earth has +existed for untold ages; secondly, that, at a remote period, beyond +the ken of Archbishop Usher, man was created, somewhere between the +Caucasus and the Hindoo Koosh; thirdly, that he might have migrated +thence to all parts of the inhabited world, seeing that none of them +are unattainable from some other inhabited part, by men provided with +only such means of transport as savages are known to possess and +must have invented; fourthly, that the operation of the existing +diversities of climate and other conditions upon people so migrating, +is sufficient to account for all the diversities of mankind. + +Of the truth of the first of these propositions no competent judge now +entertains any doubt. The second is more open to discussion, for in +these latter days many question the special creation of man: and even +if his special creation be granted, there is not a shadow of a reason +why he should have been created in Asia rather than anywhere else. +Of all the odd myths that have arisen in the scientific world, the +"Caucasian mystery," invented quite innocently by Blumenbach, is the +oddest. A Georgian woman's skull was the handsomest in his collection. +Hence it became his model exemplar of human skulls, from which all +others might be regarded as deviations; and out of this, by some +strange intellectual hocus-pocus, grew up the notion that the +Caucasian man is the prototypic "Adamic" man, and his country the +primitive centre of our kind. Perhaps the most curious thing of all +is, that the said Georgian skull, after all, is not a skull of average +form, but distinctly belongs to the brachycephalic group. + +With the third proposition I am quite disposed to agree, though +it must be recollected that it is one thing to allow that a given +migration is possible, and another to admit there is good reason to +believe it has really taken place. + +But I can find no sufficient ground for accepting the fourth +proposition; and I doubt if it would ever have obtained its general +currency except for the circumstance that fair Europeans are very +readily tanned and embrowned by the sun. But I am not aware that there +is a particle of proof that the cutaneous change thus effected can +become hereditary, any more than that the enlarged livers, which +plague our countrymen in India, can be transmitted;--while there is +very strong evidence to the contrary. Not only, in fact, are there +such cases as those of the English families in Barbadoes, who have +remained for six generations unaltered in complexion, but which are +open to the objection that they may have received infusions of +fresh European blood; but there is the broad fact, that not a single +indigenous Negro exists either in the great alluvial plains of +tropical South America, or in the exposed islands of the Polynesian +Archipelago, or among the populations of equatorial Borneo or Sumatra. +No satisfactory explanation of these obvious difficulties has been +offered by the advocates of the direct influence of conditions. And as +for the more important modifications observed in the structure of the +brain, and in the form of the skull, no one has ever pretended to show +in what way they can be effected directly by climate. + +It is here, in fact, that the strength of the Polygenists, or those +who maintain that men primitively arose, not from one, but from many +stocks, lies. Show us, they say to the Monogenists, a single case in +which the characters of a human stock have been essentially modified +without its being demonstrable, or, at least, highly probable, that +there has been intermixture of blood with some foreign stock. Bring +forward any instance in which a part of the world, formerly inhabited +by one stock, is now the dwelling-place of another, and we will prove +the change to be the result of migration, or of intermixture, and not +of modification of character by climatic influences. Finally, prove +to us that the evidence in favour of the specific distinctness of many +animals, admitted to be distinct species by all zoologists, is a whit +better than that upon which we maintain the specific distinctness of +men. + +If presenting unanswerable objections to your adversary were the same +thing as proving your own case, the Polygenists would be in a fair way +towards victory; but, unfortunately, as I have already observed, they +have as yet completely failed to adduce satisfactory positive proof +of the specific diversity of mankind. Like the Monogenists, the +Polygenists are of several sects; some imagine that their assumed +species of mankind were created where we find them--the African in +Africa, and the Australian in Australia, along with the other animals +of their distributional province; others conceive that each species of +man has resulted from the modification of some antecedent species of +ape--the American from the broad-nosed Simians of the New World, the +African from the Troglodytic stock, the Mongolian from the Orangs. + +The first hypothesis is hardly likely to win much favour. The whole +tendency of modern science is to thrust the origination of things +further and further into the background; and the chief philosophical +objection to Adam being, not his oneness, but the hypothesis of his +special creation; the multiplication of that objection tenfold is, +whatever it may look, an increase, instead of a diminution, of the +difficulties of the case. And, as to the second alternative, it may +safely be affirmed that, even if the differences between men are +specific, they are so small, that the assumption of more than one +primitive stock for all is altogether superfluous. Surely no one can +now be found to assert that any two stocks of mankind differ as much +as a chimpanzee and an orang do; still less that they are as unlike as +either of these is to any New World Simian! + +Lastly, the granting of the Polygenist premises does not, in the +slightest degree, necessitate the Polygenist conclusion. Admit that +Negroes and Australians, Negritos and Mongols are distinct species, +or distinct genera, if you will, and you may yet, with perfect +consistency, be the strictest of Monogenists, and even believe in Adam +and Eve as the primaeval parents of all mankind. + +It is to Mr. Darwin we owe this discovery: it is he who, coming +forward in the guise of an eclectic philosopher, presents his doctrine +as the key to ethnology, and as reconciling and combining all that is +good in the Monogenistic and Polygenistic schools. + +It is true that Mr. Darwin has not, in so many words, applied his +views to ethnology; but even he who "runs and reads" the "Origin of +Species" can hardly fail to do so; and, furthermore, Mr. Wallace and +M. Pouchet have recently treated of ethnological questions from this +point of view. Let me, in conclusion, add my own contribution to the +same store. + +I assume Man to have arisen in the manner which I have discussed +elsewhere, and probably, though by no means necessarily, in one +locality. Whether he arose singly, or a number of examples appeared +contemporaneously, is also an open question for the believer in the +production of species by the gradual modification of pre-existing +ones. At what epoch of the world's history this took place, again, we +have no evidence whatever. It may have been in the older tertiary, +or earlier, but what is most important to remember is, that the +discoveries of late years have proved that man inhabited Western +Europe, at any rate, before the occurrence of those great physical +changes which have given Europe its present aspect. And as the same +evidence shows that man was the contemporary of animals which are now +extinct, it is not too much to assume that his existence dates back +at least as far as that of our present Fauna and Flora, or before the +epoch of the drift. + +But if this be true, it is somewhat startling to reflect upon the +prodigious changes which have taken place in the physical geography of +this planet since man has been an occupant of it. + +During that period the greater part of the British islands, of Central +Europe, of Northern Asia, have been submerged beneath the sea and +raised up again. So has the great desert of Sahara, which occupies the +major part of Northern Africa. The Caspian and the Aral seas have been +one, and their united waters have probably communicated with both the +Arctic and the Mediterranean oceans. The greater part of North America +has been under water, and has emerged. It is highly probable that +a large part of the Malayan Archipelago has sunk, and its primitive +continuity with Asia has been destroyed. Over the great Polynesian +area subsidence has taken place to the extent of many thousands of +feet--subsidence of so vast a character, in fact, that if a continent +like Asia had once occupied the area of the Pacific, the peaks of its +mountains would now show not more numerous than the islands of the +Polynesian Archipelago. + +What lands may have been thickly populated for untold ages, and +subsequently have disappeared and left no sign above the waters, it +is of course impossible for us to say; but unless we are to make the +wholly unjustifiable assumption that no dry land rose elsewhere when +our present dry land sank, there must be half-a-dozen Atlantises +beneath the waves of the various oceans of the world. But if the +regions which have undergone these slow and gradual, but immense +alterations, were wholly or in part inhabited before the changes I +have indicated began--and it is more probable that they were, than +that they were not--what a wonderfully efficient "Emigration Board" +must have been at work all over the world long before canoes, or even +rafts, were invented; and before men were impelled to wander by any +desire nobler or stronger than hunger. And as these rude and primitive +families were thrust, in the course of long series of generations, +from land to land, impelled by encroachments of sea or of marsh, or +by severity of summer heat or winter cold, to change their positions, +what opportunities must have been offered for the play of natural +selection, in preserving one family variation and destroying another! + +Suppose, for example, that some families of a horde which had reached +a land charged with the seeds of yellow fever, varied in the direction +of woolliness of hair and darkness of skin. Then, if it be true that +these physical characters are accompanied by comparative or absolute +exemptions from that scourge, the inevitable tendency would be to the +preservation and multiplication of the darker and woollier families, +and the elimination of the whiter and smoother-haired. In fact, by the +operation of causes precisely similar to those which, in the famous +instance cited by Mr. Darwin, have given rise to a race of black pigs +in the forests of Louisiana, a negro stock would eventually people the +region. + +Again, how often, by such physical changes, must a stock have been +isolated from all others for innumerable generations, and have found +ample time for the hereditary hardening of its special peculiarities +into the enduring characters of a persistent modification. + +Nor, if it be true that the physiological difference of species may be +produced by variation and natural selection, as Mr. Darwin supposes, +would it be at all astonishing if, in some of these separated stocks, +the process of differentiation should have gone so far as to give +rise to the phenomena of hybridity. In the face of the overwhelming +evidence in favour of the unity of the origin of mankind afforded by +anatomical considerations, satisfactory proof of the existence of any +degree of sterility in the unions of members of two of the "persistent +modifications" of mankind, might well be appealed to by Mr. Darwin +as crucial evidence of the truth of his views regarding the origin of +species in general. + + + + +VIII. + +ON SOME FIXED POINTS IN BRITISH ETHNOLOGY. + + +In view of the many discussions to which the complicated problems +offered by the ethnology of the British Islands have given rise, it +may be useful to attempt to pick out, from amidst the confused masses +of assertion and of inference, those propositions which appear to rest +upon a secure foundation, and to state the evidence by which they are +supported. Such is the purpose of the present paper. + +Some of these well-based propositions relate to the physical +characters of the people of Britain and their neighbours; while others +concern the languages which they spoke. I shall deal, in the first +place, with the physical questions. + +I. _Eighteen hundred years ago the population of Britain comprised +people of two types of complexion--the one fair, and the other dark. +The dark people resembled the Aquitani and the Iberians; the fair +people were like the Belgic Gauls._ + +The chief direct evidence of the truth of this proposition is the +well-known passage of Tacitus:-- + + "Ceterum Britanniam qui mortales initio coluerint, indigenae + an advecti, ut inter barbaros, parum compertum. Habitus + corporum varii: atque ex eo argumenta: nam rutilae Caledoniam + habitantium comae, magni artus Germanicam originem asseverant. + Silurum colorati vultus et torti plerumque crines, et posita + contra Hispaniam, Iberos veteres trajecisse, easque sedes + occupasse, fidem faciunt. Proximi Gallis et similes sunt; seu + durante originis vi, seu procurrentibus in diversa terris, + positio coeli corporibus habitum dedit. In universum tamen + aestimanti, Gallos vicinum solum occupasse, credibile est; + eorum sacra deprehendas, superstitionum persuasione; sermo + haud multum diversus."[1] + +[Footnote 1: Taciti Agricola, c. 11.] + +This passage, it will be observed, contains statements as to facts, +and certain conclusions deduced from these facts. The matters of fact +asserted are: firstly, that the inhabitants of Britain exhibit much +diversity in their physical characters; secondly, that the Caledonians +are red-haired and large-limbed, like the Germans; thirdly, that +the Silures have curly hair and dark complexions, like the people of +Spain; fourthly, that the British people nearest Gaul resemble the +"Galli." + +Tacitus, therefore, states positively what the Caledonians and Silures +were like; but the interpretation of what he says about the other +Britons must depend upon what we learn from other sources as to the +characters of these "Galli." Here the testimony of "divus Julius" +comes in with great force and appropriateness. Caesar writes:-- + + "Britanniae pars interior ab iis incolitur, quos natos in + insula ipsi memoria proditum dicunt: marituma pars ab iis, + qui predae ac belli inferendi causa ex Belgio transierant; qui + omnes fere iis nominibus civitatum appellantur quibus orti ex + civitatibus eo pervenerunt, et bello inlato ibi permanserunt + atque agros colere coeperunt."[1] + +[Footnote 1: De Bello Gallico, v. 12.] + +From these passages it is obvious that in the opinion of Caesar +and Tacitus, the southern Britons resembled the northern Gauls, and +especially the Belgae; and the evidence of Strabo is decisive as to +the characters in which the two people resembled one another: "The men +(of Britain) are taller than the Kelts, with hair less yellow; they +are slighter in their persons."[1] + +[Footnote 1: "The Geography of Strabo." Translated by Hamilton and +Falconer; v. 5.] + +The evidence adduced appears to leave no reasonable ground for +doubting that, at the time of the Roman conquest, Britain contained +people of two types, the one dark and the other fair complexioned, and +that there was a certain difference between the latter in the north +and in the south of Britain: the northern folk being, in the judgment +of Tacitus, or, more properly, according to the information he had +received from Agricola and others, more similar to the Germans than +the latter. As to the distribution of these stocks, all that is clear +is, that the dark people were predominant in certain parts of the west +of the southern half of Britain, while the fair stock appears to have +furnished the chief elements of the population elsewhere. + +No ancient writer troubled himself with measuring skulls, and +therefore there is no direct evidence as to the cranial characters +of the fair and the dark stocks. The indirect evidence is not very +satisfactory. The tumuli of Britain of pre-Roman date have yielded two +extremely different forms of skull, the one broad and the other long; +and the same variety has been observed in the skulls of the ancient +Gauls[1]. The suggestion is obvious that the one form of skull may +have been associated with the fair, and the other with the dark, +complexion. But any conclusion of this kind is at once checked by the +reflection that the extremes of long and short-headedness are to be +met with among the fair inhabitants of Germany and of Scandinavia +at the present day--the south-western Germans and the Swiss being +markedly broad-headed, while the Scandinavians are as predominantly +long-headed. + +[Footnote 1: See Dr. Thurnam "On the Two principal Forms of Ancient +British and Gaulish Skulls."] + +What the natives of Ireland were like at the time of the Roman +conquest of Britain, and for centuries afterwards, we have no certain +knowledge; but the earliest trustworthy records prove the existence, +side by side with one another, of a fair and a dark stock, in Ireland +as in Britain. The long form of skull is predominant among the +ancient, as among modern, Irish. + +II. _The people termed Gauls, and those called Germans, by the Romans, +did not differ in any important physical character._ + +The terms in which the ancient writers describe both Gauls and Germans +are identical. They are always tall people, with massive limbs, fair +skins, fierce blue eyes, and hair the colour of which ranges from +red to yellow. Zeuss, the great authority on these matters, affirms +broadly that no distinction in bodily feature is to be found between +the Gauls, the Germans, and the Wends, so far as their characters are +recorded by the old historians; and he proves his case by citations +from a cloud of witnesses. + +An attempt has been made to show that the colour of the hair of the +Gauls must have differed very much from that which obtained among the +Germans, on the strength of the story told by Suetonius (Caligula, 4), +that Caligula tried to pass off Gauls for Germans by picking out the +tallest, and making them "rutilare et summittere comam." + +The Baron de Belloguet remarks upon this passage:-- + + "It was in the very north of Gaul, and near the sea, that + Caligula got up this military comedy. And the fact proves + that the Belgae were already sensibly different from their + ancestors, whom Strabo had found almost identical with their + _brothers_ on the other side of the Rhine." + +But the fact recorded by Suetonius, if fact it be, proves nothing; +for the Germans themselves were in the habit of reddening their hair. +Ammianus Marcellinus[1] tells how, in the year 367 A.D., the Roman +commander, Jovinus, surprised a body of Alemanni near the town now +called Charpeigne, in the valley of the Moselle; and how the Roman +soldiers, as, concealed by the thick wood, they stole upon their +unsuspecting enemies, saw that some were bathing and others "comas +rutilantes ex more." More than two centuries earlier Pliny gives +indirect evidence to the same effect when he says of soap:-- + +[Footnote 1: Res Gestae, xxvii.] + + "Galliarum hoc inventum rutilandis capillis ... apud Germanos + majore in usu viris quam foeminis."[1] + +[Footnote 1: Historia Naturalis, xxviii. 51.] + +Here we have a writer who flourished only a short time after the date +of the Caligula story, telling us that the Gauls invented soap for the +purpose of doing that which, according to Suetonius, Caligula forced +them to do. And, further, the combined and independent testimony of +Pliny and Ammianus assures us that the Germans were as much in the +habit of reddening their hair as the Gauls. As to De Belloguet's +supposition that, even in Caligula's time, the Gauls had become darker +than their ancestors were, it is directly contradicted by Ammianus +Marcellinus, who knew the Gauls well. "Celsioris staturae et candidi +poene Galli sunt onions, et rutili, luminumque torvitate terribiles," +is his description; and it would fit the Gauls who sacked Rome. + +III. _In none of the invasions of Britain which have taken place since +the Roman dominion, has any other type of man been introduced than one +or other of the two which existed during that dominion_. + + + +The North Germans, who effected what is commonly called the Saxon +conquest of Britain, were, most assuredly, a fair, yellow, or +red-haired, blue eyed, long-skulled people. So were the Danes and the +Norsemen who followed them; though it is very possible that the active +slave trade which went on, and the intercourse with Ireland, may have +introduced a certain admixture of the dark stock into both Denmark and +Norway. The Norman conquest brought in new ethnological elements, the +precise value of which cannot be estimated with exactness; but as to +their quality, there can be no question, inasmuch as even the wide +area from which William drew his followers could yield him nothing but +the fair and the dark types of men, already present in Britain. But +whether the Norman settlers, on the whole, strengthened the fair or +the dark element, is a problem, the elements of the solution of which +are not attainable. + +I am unable to discover any grounds for believing that a Lapp element +has ever entered into the population of these islands. So far as the +physical evidence goes, it is perfectly consistent with the hypothesis +that the only constituent stocks of that population, now, or at any +other period about which we have evidence, are the dark whites, whom +I have proposed to call "_Melanochroi_" and the fair whites, or +"_Xanthochroi._" + +IV. _The Xanthochroi and the Melanochroi of Britain are, speaking +broadly, distributed, at present, as they were in the time of Tacitus; +and their representatives on the continent of Europe have the same +general distribution as at the earliest period of which we have any +record._ + +At the present day, and notwithstanding the extensive intermixture +effected by the movements consequent on civilization and on political +changes, there is a predominance of dark men in the west, and of fair +men in the east and north, of Britain. At the present day, as from +the earliest times, the predominant constituents of the riverain +population of the North Sea and the eastern half of the British +Channel, are fair men. The fair stock continues in force through +Central Europe, until it is lost in Central Asia. Offshoots of this +stock extend into Spain, Italy, and Northern India, and by way of +Syria and North Africa, to the Canary Islands. They were known in +very early times to the Chinese, and in still earlier to the ancient +Egyptians, as frontier tribes. The Thracians were notorious for their +fair hair and blue eyes many centuries before our era. + +On the other hand, the dark stock predominates in Southern and +Western France, in Spain, along the Ligurian shore, and in Western and +Southern Italy; in Greece, Asia, Syria, and North Africa; in Arabia, +Persia, Afghanistan, and Hindostan, shading gradually, through all +stages of darkening, into the type of the modern Egyptian, or of the +wild Hill-man of the Dekkan. Nor is there any record of the existence +of a different population in all these countries. + +The extreme north of Europe, and the northern part of Western Asia, +are at present occupied by a Mongoloid stock, and, in the absence of +evidence to the contrary, may be assumed to have been so peopled from +a very remote epoch. But, as I have said, I can find no evidence that +this stock ever took part in peopling Britain. Of the three great +stocks of mankind which extend from the western coast of the +great Eurasiatic continent to its southern and eastern shores, the +Mongoloids occupy a vast triangle, the base of which is the whole of +Eastern Asia, while its apex lies in Lapland. The Melanochroi, on the +other hand, may be represented as a broad band stretching from Ireland +to Hindostan; while the Xanthochroic area lies between the two, thins +out, so to speak, at either end, and mingles, at its margins, with +both its neighbours. + +Such is a brief and summary statement of what I believe to be the +chief facts relating to the physical ethnology of the people of +Britain. The conclusions which I draw from these and other facts are +(1) That the Melanochroi and the Xanthochroi are two separate races in +the biological sense of the word race; (2) That they have had the same +general distribution as at present from the earliest times of which +any record exists on the continent of Europe; (3) That the population +of the British Islands is derived from them, and from them only. + +The people of Europe, however, owe their national names, not to +their physical characteristics, but to their languages, or to their +political relations; which, it is plain, need not have the slightest +relation to these characteristics. + +Thus, it is quite certain that, in Caesar's time, Gaul was divided +politically into three nationalities--the Belgae, the Celtae, and +the Aquitani; and that the last were very widely different, both in +language and in physical characteristics, from the two former. The +Belgae and the Celtae, on the other hand, differed comparatively +little either in physique or in language. On the former point there is +the distinct testimony of Strabo; as to the latter, St. Jerome states +that the "Galatians had almost the same language as the Treviri." Now, +the Galatians were emigrant Volcae Tectosages, and therefore Celtae; +while the Treviri were Belgae. + +At the present day, the physical characters of the people of +Belgic Gaul remain distinct from those of the people of Aquitaine, +notwithstanding the immense changes which have taken place since +Caesar's time; but Belgae, Celtae, and Aquitani (all but a mere +fraction of the last two, represented by the Basques and the Britons) +are fused into one nationality, "le peuple Français." But they have +adopted the language of one set of invaders, and the name of another; +their original names and languages having almost disappeared. +Suppose that the French language remained as the sole evidence of +the existence of the population of Gaul, would the keenest philologer +arrive at any other conclusion than that this population was +essentially and fundamentally a "Latin" race, which had had some +communication with Celts and Teutons? Would he so much as suspect the +former existence of the Aquitani? + +Community of language testifies to close contact between the people +who speak the language, but to nothing else; philology has absolutely +nothing to do with ethnology, except so far as it suggests the +existence or the absence of such contact. The contrary assumption, +that language is a test of race, has introduced the utmost confusion +into ethnological speculation, and has nowhere worked greater +scientific and practical mischief than in the ethnology of the British +Islands. + +What is known, for certain, about the languages spoken in these +islands and their affinities may, I believe, be summed up as +follows:-- + +I. _At the time of the Roman conquest, one language, the Celtic, under +two principal dialectical divisions, the Cymric and the Gaelic, was +spoken throughout the British Islands. Cymric was spoken in Britain, +Gaelic in Ireland._ + +If a language allied to Basque had in earlier times been spoken in +the British Islands, there is no evidence that any Euskarian-speaking +people remained at the time of the Roman conquest. The dark and the +fair population of Britain alike spoke Celtic tongues, and therefore +the name "Celt" is as applicable to the one as to the other. + +What was spoken in Ireland can only be surmised by reasoning from the +knowledge of later times; but there seems to be no doubt that it was +Gaelic; and that the Gaelic dialect was introduced into the Western +Highlands by Irish invaders. + +II. _The Belgae and the Celtae, with the offshoots of the latter in +Asia Minor, spoke dialects of the Cymric division of Celtic_. + +The evidence of this proposition lies in the statement of St. Jerome +before cited; in the similarity of the names of places in Belgic Gaul +and in Britain; and in the direct comparison of sundry ancient Gaulish +and Belgic words which have been preserved, with the existing Cymric +dialects, for which I must refer to the learned work of Brandes. + +Formerly, as at the present day, the Cymric dialects of Celtic were +spoken by both the fair and the dark stocks. + +III. _There is no record of Gaelic being spoken anywhere save in +Ireland, Scotland, and the Isle of Man_. + +This appears to be the final result of the long discussions which have +taken place on this much-debated question. As is the case with the +Cymric dialects, Gaelic is now spoken by both dark and fair stocks. + +IV. _When the Teutonic languages first became known, they were spoken +only Xanthochroi, that is to say, by the Germans, the Scandinavians, +and Goths. And they were imported by Xanthochroi into Gaul and into +Britain._ + +In Gaul the imported Teutonic dialect has been completely overpowered +by the more or less modified Latin, which it found already in +possession; and what Teutonic blood there may be in modern Frenchmen +is not adequately represented in their language. In Britain, on the +contrary, the Teutonic dialects have overpowered the pre-existing +forms of speech, and the people are vastly less "Teutonic" than +their language. Whatever may have been the extent to which the +Celtic-speaking population of the eastern half of Britain was trodden +out and supplanted by the Teutonic-speaking Saxons and Danes, it is +quite certain that no considerable displacement of the Celtic-speaking +people occurred in Cornwall, Wales, or the Highlands of Scotland; and +that nothing approaching to the extinction of that people took place +in Devonshire, Somerset, or the western moiety of Britain generally. +Nevertheless, the fundamentally Teutonic English language is now +spoken throughout Britain, except by an insignificant fraction of the +population in Wales and the Western Highlands. But it is obvious +that this fact affords not the slightest justification for the common +practice of speaking of the present inhabitants of Britain as an +"Anglo-Saxon" people. It is, in fact, just as absurd as the habit of +talking of the French people as a "Latin" race, because they speak a +language which is, in the main, derived from Latin. And the absurdity +becomes the more patent when those who have no hesitation in calling +a Devonshire man, or a Cornish man, an "Anglo-Saxon," would think it +ridiculous to call a Tipperary man by the same title, though he and +his forefathers may have spoken English for as long a time as the +Cornish man. + +Ireland, at the earliest period of which we have any knowledge, +contained like Britain, a dark and a fair stock, which, there is every +reason to believe, were identical with the dark and the fair stocks +of Britain. When the Irish first became known they spoke a Gaelic +dialect, and though, for many centuries, Scandinavians made continual +incursions upon, and settlements among them, the Teutonic languages +made no more way among the Irish than they did among the French. How +much Scandinavian blood was introduced there is no evidence to show. +But after the conquest of Ireland by Henry II., the English people, +consisting in part of the descendants of Cymric speakers, and in part +of the descendants of Teutonic speakers, made good their footing in +the eastern half of the island, as the Saxons and Danes made good +theirs in England; and did their best to complete the parallel by +attempting the extirpation of the Gaelic-speaking Irish. And they +succeeded to a considerable extent; a large part of Eastern Ireland is +now peopled by men who are substantially English by descent, and the +English language has spread over the land far beyond the limits of +English blood. + +Ethnologically, the Irish people were originally, like the people of +Britain, a mixture of Melanochroi and Xanthochroi. They resembled the +Britons in speaking a Celtic tongue; but it was a Gaelic and not a +Cymric form of the Celtic language. Ireland was untouched by the Roman +conquest, nor do the Saxons seem to have had any influence upon +her destinies, but the Danes and Norsemen poured in a contingent of +Teutonism, which has been largely supplemented by English and Scotch +efforts. + +What, then, is the value of the ethnological difference between the +Englishman of the western half of England and the Irishman of the +eastern half of Ireland? For what reason does the one deserve the +name of a "Celt," and not the other? And further, if we turn to +the inhabitants of the western half of Ireland, why should the term +"Celts" be applied to them more than to the inhabitants of Cornwall? +And if the name is applicable to the one as justly as to the other, +why should not intelligence, perseverance, thrift, industry, sobriety, +respect for law, be admitted to be Celtic virtues? And why should we +not seek for the cause of their absence in something else than the +idle pretext of "Celtic blood?" + +I have been unable to meet with any answers to these questions. + +V. _The Celtic and the Teutonic dialects are members of the same +great Aryan family of languages; but there is evidence to show that a +non-Aryan language was at one time spoken over a large extent of the +area occupied by Melanochroi in Europe_. + +The non-Aryan language here referred to is the Euskarian, now spoken +only by the Basques, but which seems in earlier times to have been +the language of the Aquitanians and Spaniards, and may possibly have +extended much further to the East. Whether it has any connection with +the Ligurian and Oscan dialects are questions upon which, of course, +I do not presume to offer any opinion. But it is important to remark +that it is a language the area of which has gradually diminished +without any corresponding extirpation of the people who primitively +spoke it; so that the people of Spain and of Aquitaine at the present +day must be largely "Euskarian" by descent in just the same sense as +the Cornish men are "Celtic" by descent. + +Such seem to me to be the main facts respecting the ethnology of the +British islands and of Western Europe, which may be said to be fairly +established. The hypothesis by which I think (with De Belloguet and +Thurnam) the facts may best be explained is this: In very remote times +Western Europe and the British islands were inhabited by the dark +stock, or the Melanochroi, alone, and these Melanochroi spoke dialects +allied to the Euskarian. The Xanthochroi, spreading over the great +Eurasiatic plains westward, and speaking Aryan dialects, gradually +invaded the territories of the Melanochroi. The Xanthochroi, who +thus came into contact with the Western Melanochroi, spoke a Celtic +language; and that Celtic language, whether Cymric or Gaelic, spread +over the Melanochroi far beyond the limits of intermixture of blood, +supplanting Euskarian, just as English and French, have supplanted +Celtic. Even as early as Caesar's time, I suppose that the Euskarian +was everywhere, except in Spain and in Aquitaine, replaced by Celtic, +and thus the Celtic speakers were no longer of one ethnological stock, +but of two. Both in Western Europe and in England a third wave of +language--in the one case Latin, in the other Teutonic--has spread +over the same area. In Western Europe, it has left a fragment of the +primary Euskarian in one corner of the country, and a fragment of the +secondary Celtic in another. In the British islands, only outlying +pools of the secondary linguistic wave remain in Wales, the Highlands, +Ireland, and the Isle of Man. If this hypothesis is a sound one, it +follows that the name of Celtic is not properly applicable to the +Melanochroic or dark stock of Europe. They are merely, so to speak, +secondary Celts. The primary and aboriginal Celtic-speaking people are +Xanthochroi--the typical Gauls of the ancient writers, and the close +allies by blood, customs, and language, of the Germans. + + + + +IX. + +PALAEONTOLOGY AND THE DOCTRINE OF EVOLUTION. + +(THE ANNIVERSARY ADDRESS TO THE GEOLOGICAL SOCIETY, FOR 1870.) + + +It is now eight years since, in the absence of the late Mr. Leonard +Homer, who then presided over us, it fell to my lot, as one of the +Secretaries of this Society, to draw up the customary Annual Address. +I availed myself of the opportunity to endeavour to "take stock" +of that portion of the science of biology which is commonly called +"palaeontology," as it then existed; and, discussing one after another +the doctrines held by palaeontologists, I put before you the results +of my attempts to sift the well-established from the hypothetical or +the doubtful. Permit me briefly to recall to your minds what those +results were:-- + +1. The living population of all parts of the earth's surface which +have yet been examined has undergone a succession of changes which, +upon the whole, have been of a slow and gradual character. + +2. When the fossil remains which are the evidences of these successive +changes, as they have occurred in any two more or less distant parts +of the surface of the earth, are compared, they exhibit a certain +broad and general parallelism. In other words, certain forms of life +in one locality occur in the same general order of succession as, or +are _homotaxial_ with, similar forms in the other locality. + +3. Homotaxis is not to be held identical with synchronism without +independent evidence. It is possible that similar, or even identical, +faunae and florae in two different localities may be of extremely +different ages, if the term "age" is used in its proper chronological +sense. I stated that "geographical provinces, or zones, may have been +as distinctly marked in the Palaeozoic epoch as at present; and those +seemingly sudden appearances of new genera and species, which we +ascribe to new creation, may be simple results of migration." + +4. The opinion that the oldest known fossils are the earliest forms of +life has no solid foundation. + +5. If we confine ourselves to positively ascertained facts, the total +amount of change in the forms of animal and vegetable life, since the +existence of such forms is recorded, is small. When compared with the +lapse of time since the first appearance of these forms, the amount +of change is wonderfully small. Moreover, in each great group of the +animal and vegetable kingdoms, there are certain forms which I termed +PERSISTENT TYPES, which have remained, with but very little apparent +change, from their first appearance to the present time. + +6. In answer to the question "What, then, does an impartial survey of +the positively ascertained truths of palaeontology testify in relation +to the common doctrines of progressive modification, which suppose +that modification to have taken place by a necessary progress from +more to less embryonic forms, from more to less generalized types, +within, the limits of the period represented by the fossiliferous +rocks?" I reply, "It negatives these doctrines; for it either shows us +no evidence of such modification, or demonstrates such modification as +has occurred to have been very slight; and, as to the nature of +that modification, it yields no evidence whatsoever that the earlier +members of any long-continued group were more generalized in structure +than the later ones." + +I think that I cannot employ my last opportunity of addressing you, +officially, more properly--I may say more dutifully--than in +revising these old judgments with such help as further knowledge and +reflection, and an extreme desire to get at the truth, may afford me. + +1. With respect to the first proposition, I may remark that +whatever may be the case among the physical geologists, catastrophic +palaeontologists are practically extinct. It is now no part of +recognized geological doctrine that the species of one formation all +died out and were replaced by a brand-new set in the next formation. +On the contrary, it is generally, if not universally, agreed that +the succession of life has been, the result of a slow and gradual +replacement of species by species; and that all appearances of +abruptness of change are due to breaks in the series of deposits, or +other changes in physical conditions. The continuity of living forms +has been unbroken from the earliest times to the present day. + +2, 3. The use of the word "homotaxis" instead of "synchronism" has +not, so far as I know, found much favour in the eyes of geologists. +I hope, therefore, that it is a love for scientific caution, and not +mere personal affection for a bantling of my own, which leads me still +to think that the change of phrase is of importance, and that the +sooner it is made, the sooner shall we get rid of a number of pitfalls +which beset the reasoner upon the facts and theories of geology. + +One of the latest pieces of foreign intelligence which has reached +us is the information that the Austrian geologists have, at last, +succumbed to the weighty evidence which M. Barrande has accumulated, +and have admitted the doctrine of colonies. But the admission of the +doctrine of colonies implies the further admission that even identity +of organic remains is no proof of the synchronism of the deposits +which contain them. + +4. The discussions touching the _Eozoon_, which commenced in 1864, +have abundantly justified the fourth proposition. In 1862, the oldest +record of life was in the Cambrian rocks; but if the _Eozoon_ be, +as Principal Dawson and Dr. Carpenter have shown so much reason for +believing, the remains of a living being, the discovery of its true +nature carried life back to a period which, as Sir William Logan has +observed, is as remote from that during which the Cambrian rocks were +deposited, as the Cambrian epoch itself is from the tertiaries. In +other words, the ascertained duration of life upon the globe was +nearly doubled at a stroke. + +5. The significance of persistent types, and of the small amount of +change which has taken place even in those forms which can be shown to +have been modified, becomes greater and greater in my eyes, the longer +I occupy myself with the biology of the past. + +Consider how long a time has elapsed since the Miocene epoch. Yet, at +that time, there is reason to believe that every important group in +every order of the _Mammalia_ was represented. Even the comparatively +scanty Eocene fauna yields examples of the orders _Cheiroptera, +Insectivora, Rodentia_, and _Perissodactyla_; of _Artiodactyla_ +under both the Ruminant and the Porcine modifications; of _Carnivora, +Cetacea_, and _Marsupialia_. + +Or, if we go back to the older half of the Mesozoic epoch, how truly +surprising it is to find every order of the _Reptilia_, except +the _Ophidia_, represented; while some groups, such as the +_Ornithoscelida_ and the _Pterosauria_, more specialized than any +which now exist, abounded. + +There is one division of the _Amphibia_ which offers especially +important evidence upon this point, inasmuch as it bridges over the +gap between the Mesozoic and the Palaeozoic formations (often supposed +to be of such prodigious magnitude), extending, as it does, from the +bottom of the Carboniferous series to the top of the Trias, if not +into the Lias. I refer to the Labyrinthodonts. As the address of 1862 +was passing through the press, I was able to mention, in a note, the +discovery of a large Labyrinthodont, with well-ossified vertebrae, in +the Edinburgh coal-field. Since that time eight or ten distinct genera +of Labyrinthodonts have been discovered in the Carboniferous rocks +of England, Scotland, and Ireland, not to mention the American forms +described by Principal Dawson and Professor Cope. So that, at the +present time, the Labyrinthodont Fauna of the Carboniferous rocks is +more extensive and diversified than that of the Trias, while its chief +types, so far as osteology enables us to judge, are quite as highly +organized. Thus it is certain that a comparatively highly organized +vertebrate type, such as that of the Labyrinthodonts, is capable +of persisting, with no considerable change, through the period +represented by the vast deposits which constitute the Carboniferous, +the Permian, and the Triassic formations. + +The very remarkable results which have been brought to light by the +sounding and dredging operations, which have been carried on with +such remarkable success by the expeditions sent out by our own, the +American, and the Swedish Governments, under the supervision of +able naturalists, have a bearing in the same direction. These +investigations have demonstrated the existence, at great depths in the +ocean, of living animals in some cases identical with, in others very +similar to, those which are found fossilized in the white chalk. The +_Globigerinae_, Cyatholiths, Coccospheres, Discoliths in the one are +absolutely identical with those in the other; there are identical, or +closely analogous, species of Sponges, Echinoderms, and Brachiopods. +Off the coast of Portugal, there now lives a species of _Beryx_, +which, doubtless, leaves its bones and scales here and there in the +Atlantic ooze, as its predecessor left its spoils in the mud of the +sea of the Cretaceous epoch. + +Many years ago[1] I ventured to speak of the Atlantic mud as "modern +chalk," and I know of no fact inconsistent with the view which +Professor Wyville Thomson has advocated, that the modern chalk is not +only the lineal descendant of the ancient chalk, but that it remains, +so to speak, in the possession of the ancestral estate; and that from +the Cretaceous period (if not much earlier) to the present day, the +deep sea has covered a large part of what is now the area of the +Atlantic. But if _Globigerinae_, and _Terebratula caput-serpentis_ +and _Beryx_, not to mention other forms of animals and of plants, thus +bridge over the interval between the present and the Mesozoic periods, +is it possible that the majority of other living things underwent a +"sea-change into something new and strange" all at once? + +[Footnote 1: See an article in the _Saturday Review_, for 1858, on +"Chalk, Ancient and Modern."] + +6. Thus far I have endeavoured to expand and to enforce by fresh +arguments, but not to modify in any important respect, the ideas +submitted to you on a former occasion. But when I come to the +propositions touching progressive modification, it appears to me, with +the help of the new light which has broken from various quarters, that +there is much ground for softening the somewhat Brutus-like severity +with which, in 1862, I dealt with a doctrine, for the truth of which I +should have been glad enough to be able to find a good foundation. +So far, indeed, as the _Invertebrata_, and the lower _Vertebrata_ are +concerned, the facts and the conclusions which are to be drawn from +them appear to me to remain what they were. For anything that, as yet, +appears to the contrary, the earliest known Marsupials may have been +as highly organized as their living congeners; the Permian lizards +show no signs of inferiority to those of the present day; the +Labyrinthodonts cannot be placed below the living Salamander and +Triton; the Devonian Ganoids are closely related to _Polypterus_ and +to _Lepidosiren_. + +But when we turn to the higher _Vertebrata_, the results of recent +investigations, however we may sift and criticise them, seem to me to +leave a clear balance in favour of the doctrine of the evolution +of living forms one from another. Nevertheless, in discussing this +question, it is very necessary to discriminate carefully between the +different kinds of evidence from fossil remains which are brought +forward in favour of evolution. + +Every fossil which takes an intermediate place between forms of +life already known, may be said, so far as it is intermediate, to be +evidence in favour of evolution, inasmuch as it shows a possible road +by which evolution may have taken place. But the mere discovery of +such a form does not, in itself, prove that evolution took place by +and through it, nor does it constitute more than presumptive evidence +in favour of evolution in general. Suppose A, B, C to be three +forms, while B is intermediate in structure between A and C. Then the +doctrine of evolution offers four possible alternatives. A may have +become C by way of B; or C may have become A by way of B; or A and +C may be independent modifications of B; or A, B, and C may be +independent modifications of some unknown D. Take the case of the +Pigs, the _Anoplotheridae_, and the Ruminants. The _Anoplotheridae_ +are intermediate between the first and the last; but this does not +tell us whether the Ruminants have come from the Pigs, or the Pigs +from Ruminants, or both from _Anoplotheridae_, or whether Pigs, +Ruminants, and _Anoplotheridae_ alike may not have diverged from some +common stock. + +But if it can be shown that A, B, and C exhibit successive stages in +the degree of modification, or specialization, of the same type; and +if, further, it can be proved that they occur in successively +newer deposits. A being in the oldest and C in the newest, then the +intermediate character of B has quite another importance, and I should +accept it, without hesitation, as a link in the genealogy of C. I +should consider the burden of proof to be thrown upon anyone who +denied C to have been derived from A by way of B, or in some closely +analogous fashion; for it is always probable that one may not hit upon +the exact line of filiation, and, in dealing with fossils, may mistake +uncles and nephews for fathers and sons. + +I think it necessary to distinguish between the former and the latter +classes of intermediate forms, as _intercalary types_ and _linear +types_. When I apply the former term, I merely mean to say that as +a matter of fact, the form B, so named, is intermediate between the +others, in the sense in which the _Anoplotherium_ is intermediate +between the Pigs and the Ruminants--without either affirming, or +denying, any direct genetic relation between the three forms involved. +When I apply the latter term, on the other hand, I mean to express the +opinion that the forms A, B, and C constitute a line of descent, and +that B is thus part of the lineage of C. + +From the time when Cuvier's wonderful researches upon the extinct +Mammals of the Paris gypsum first made intercalary types known, and +caused them to be recognized as such, the number of such forms has +steadily increased among the higher _Mammalia_. Not only do we now +know numerous intercalary forms of _Ungulata_, but M. Gaudry's great +monograph upon the fossils of Pikermi (which strikes me as one of the +most perfect pieces of palaeontological work I have seen for a long +time) shows us, among the _Primates, Mesopithecus_ as an intercalary +form between the _Semnopitheci_ and the _Macaci_; and among the +_Carnivora, Hyaenictis_ and _Ictitherium_ as intercalary, or, perhaps, +linear types between the _Viverridae_ and the _Hyaenidae_. + +Hardly any order of the higher _Mammalia_ stands so apparently +separate and isolated from the rest as that of the _Cetacea_; though +a careful consideration of the structure of the pinnipede _Carnivora_, +or Seals, shows, in them, many an approximation towards the still more +completely marine mammals. The extinct _Zeuglodon_, however, presents +us with an intercalary form between the type of the Seals and that of +the Whales. The skull of this great Eocene sea-monster, in fact, shows +by the narrow and prolonged interorbital region; the extensive union +of the parietal bones in a sagittal suture; the well-developed nasal +bones; the distinct and large incisors implanted in premaxillary +bones, which take a full share in bounding the fore part of the gape; +the two-fanged molar teeth with triangular and serrated crowns, +not exceeding five on each side in each jaw; and the existence of a +deciduous dentition--its close relation with the Seals. While, on +the other hand, the produced rostral form of the snout, the +long symphysis, and the low coronary process of the mandible are +approximations to the cetacean form of those parts. + +The scapula resembles that of the cetacean _Hyperoodon_, but the +supra-spinous fossa is larger and more seal-like; as is the humerus, +which differs from that of the _Cetacea_ in presenting true articular +surfaces for the free jointing of the bones of the fore-arm. In the +apparently complete absence of hinder limbs, and in the characters of +the vertebral column, the _Zeuglodon_ lies on the cetacean side of the +boundary line; so that, upon the whole, the Zeuglodonts, transitional +as they are, are conveniently retained in the cetacean order. And the +publication, in 1864, of M. Van Beneden's memoir on the Miocene and +Pliocene _Squalodon_, furnished much better means than anatomists +previously possessed of fitting in another link of the chain which +connects the existing _Cetacea_ with _Zeuglodon_. The teeth are much +more numerous, although the molars exhibit the zeuglodont double fang; +the nasal bones are very short, and the upper surface of the rostrum +presents the groove, filled up during life by the prolongation of the +ethmoidal cartilage, which is so characteristic of the majority of the +_Cetacea_. + +It appears to me that, just as among the existing _Carnivora_, +the walruses and the eared seals are intercalary forms between the +fissipede Carnivora and the ordinary seals, so the Zeuglodonts are +intercalary between the _Carnivora_, as a whole, and the _Cetacea_. +Whether the Zeuglodonts are also linear types in their relation to +these two groups cannot be ascertained, until we have more definite +knowledge than we possess at present, respecting the relations in time +of the _Carnivora_ and _Cetacea_. + +Thus far we have been concerned with the intercalary types which +occupy the intervals between Families or Orders of the same class; but +the investigations which have been carried on by Professor Gegenbaur, +Professor Cope, and myself into the structure and relations of the +extinct reptilian forms of the _Ornithoscelida_ (or _Dinosauria_ and +_Compsognatha_) have brought to light the existence of intercalary +forms between what have hitherto been always regarded as very distinct +classes of the vertebrate sub-kingdom, namely _Reptilia_ and _Aves_. +Whatever inferences may, or may not, be drawn from the fact, it is now +an established truth that, in many of these _Ornithoscelida_, the hind +limbs and the pelvis are much more similar to those of Birds than +they are to those of Reptiles, and that these Bird-reptiles, or +Reptile-birds, were more or less completely bipedal. + +When I addressed you in 1862, I should have been bold indeed had I +suggested that palaeontology would before long show us the possibility +of a direct transition from the type of the lizard to that of the +ostrich. At the present moment we have, in the _Ornithoscelida_, the +intercalary type, which proves that transition to be something more +than a possibility; but it is very doubtful whether any of the genera +of _Ornithoscelida_ with which we are at present acquainted are the +actual linear types by which the transition from the lizard to the +bird was effected. These, very probably, are still hidden from us in +the older formations. + +Let us now endeavour to find some cases of true linear types, or forms +which are intermediate between others because they stand in a direct +genetic relation to them. It is no easy matter to find clear and +unmistakable evidence of filiation among fossil animals; for, in order +that such evidence should be quite satisfactory, it is necessary that +we should be acquainted with all the most important features of the +organization of the animals which are supposed to be thus related, and +not merely with the fragments upon which the genera and species of the +palaeontologist are so often based. M. Gaudry has arranged the species +of _Hyaenidae, Proboscidea, Rhinocerotidae_, and _Equidae_ in their +order of filiation from their earliest appearance in the Miocene epoch +to the present time, and Professor Rütimeyer has drawn up similar +schemes for the Oxen and other _Ungulata_--with what, I am disposed +to think, is a fair and probable approximation to the order of nature. +But, as no one is better aware than these two learned, acute, and +philosophical biologists, all such arrangements must be regarded as +provisional, except in those cases in which, by a fortunate accident, +large series of remains are obtainable from a thick and wide-spread +series of deposits. It is easy to accumulate probabilities--hard +to make out some particular case in such a way that it will stand +rigorous criticism. + +After much search, however, I think that such a case is to be made out +in favour of the pedigree of the Horses. + +The genus _Equus_ is represented as far back as the latter part of the +Miocene epoch; but in deposits belonging to the middle of that +epoch its place is taken by two other genera, _Hipparion_ and +_Anchitherium_[1]; and, in the lowest Miocene and upper Eocene, only +the last genus occurs. A species of _Anchitherium_ was referred by +Cuvier to the _Palaeotheria_ under the name of _P. aurelianense_. The +grinding-teeth are in fact very similar in shape and in pattern, and +in the absence of any thick layer of cement, to those of some species +of _Palaeotherium_, especially Cuvier's _Palaeotherium minus_, which +has been formed into a separate genus, _Plagiolophus_, by Pomel. But +in the fact that there are only six full-sized grinders in the lower +jaw, the first premolar being very small; that the anterior grinders +are as large as, or rather larger than, the posterior ones; that the +second premolar has an anterior prolongation; and that the posterior +molar of the lower jaw has, as Cuvier pointed out, a posterior lobe of +much smaller size and different form, the dentition of _Anchitherium_ +departs from the type of the _Palaeotherium_, and approaches that of +the Horse. + +[Footnote 1: Hermann von Meyer gave the name of _Anchitherium_ to _A. +Ezguerrae_; and in his paper on the subject he takes great pains +to distinguish the latter as the type of a new genus, from Cuvier's +_Palaeotherium d'Orléans._ But it is precisely the _Palaeotherium +d'Orléans_ which is the type of Christol's genus _Hipparitherium_; and +thus, though _Hipparitherium_ is of later date than _Anchitherium_, +it seemed to me to have a sort of equitable right to recognition +when this address was written. On the whole, however, it seems most +convenient to adopt _Anchitherium_.] + +Again, the skeleton of _Anchitherium_ is extremely equine. M. Christol +goes so far as to say that the description of the bones of the +horse, or the ass, current in veterinary works, would fit those of +_Anchitherium._ And, in a general way, this may be true enough; but +there are some most important differences, which, indeed, are justly +indicated by the same careful observer. Thus the ulna is complete +throughout, and its shaft is not a mere rudiment, fused into one bone +with the radius. There are three toes, one large in the middle and one +small on each side. The femur is quite like that of a horse, and has +the characteristic fossa above the external condyle. In the British +Museum there is a most instructive specimen of the leg-bones, showing +that the fibula was represented by the external malleolus and by a +flat tongue of bone, which extends up from it on the outer side of the +tibia, and is closely ankylosed with the latter bone.[1] The hind toes +are three, like those of the fore leg; and the middle metatarsal bone +is much less compressed from side to side than that of the horse. + +[Footnote 1: I am indebted to M. Gervais for a specimen which +indicates that the fibula was complete, at any rate, in some cases; +and for a very interesting ramus of a mandible, which shows that, as +in the _Palaeotheria_, the hindermost milk-molar of the lower jaw +was devoid of the posterior lobe which exists in the hindermost true +molar.] + +In the _Hipparion_ the teeth nearly resemble those of the Horses, +though the crowns of the grinders are not so long; like those of the +Horses, they are abundantly coated with cement. The shaft of the +ulna is reduced to a mere style ankylosed throughout nearly its whole +length with the radius, and appearing to be little more than a ridge +on the surface of the latter bone until it is carefully examined. The +front toes are still three, but the outer ones are more slender than +in _Anchitherium_, and their hoofs smaller in proportion to that of +the middle toe: they are, in fact, reduced to mere dew-claws, and do +not touch the ground. In the leg, the distal end of the fibula is so +completely united with the tibia that it appears to be a mere process +of the latter bone, as in the Horses. + +In _Equus_, finally, the crowns of the grinding-teeth become longer, +and their patterns are slightly modified; the middle of the shaft of +the ulna usually vanishes, and its proximal and distal ends ankylose +with the radius. The phalanges of the two outer toes in each foot +disappear, their metacarpal and metatarsal bones being left as the +"splints." + +The _Hipparion_ has large depressions on the face in front of the +orbits, like those for the "larmiers" of many ruminants; but traces +of these are to be seen in some of the fossil horses from the Sewalik +Hills; and, as Leidy's recent researches show, they are preserved in +_Anchitherium_. + +When we consider these facts, and the further circumstance that +the Hipparions, the remains of which have been collected in immense +numbers, were subject, as M. Gaudry and others have pointed out, to +a great range of variation, it appears to me impossible to resist the +conclusion that the types of the _Anchitherium_, of the _Hipparion_, +and of the ancient Horses constitute the lineage of the modern Horses, +the _Hipparion_ being the intermediate stage between the other two, +and answering; to B in my former illustration. + +The process by which the _Anchitherium_ has been converted into +_Equus_ is one of specialization, or of more and more complete +deviation from what might be called the average form of an ungulate +mammal. In the Horses, the reduction of some parts of the limbs, +together with the special modification of those which are left, is +carried to a greater extent than in any other hoofed mammals. The +reduction is less and the specialization is less in the _Hipparion_, +and still less in the _Anchitherium_; but yet, as compared with +other mammals, the reduction and specialization of parts in the +_Anchitherium_ remain great. + +Is it not probable then, that, just as in the Miocene epoch, we find +an ancestral equine form less modified than _Equus_, so, if we go +back to the Eocene epoch, we shall find some quadruped related to the +_Anchitherium_, as _Hipparion_ is related to _Equus_, and consequently +departing less from the average form? + +I think that this desideratum is very nearly, if not quite, supplied +by _Plagiolophus_, remains of which occur abundantly in some parts +of the Upper and Middle Eocene formations. The patterns of +the grinding-teeth of _Plagiolophus_ are similar to those of +_Anchitherium_, and their crowns are as thinly covered with cement; +but the grinders diminish in size forwards, and the last lower molar +has a large hind lobe, convex outwards and concave inwards, as in +_Palceotherium_. The ulna is complete and much larger than in any +of the _Equidae_, while it is more slender than in most of the true +_Palaeotheria_; it is fixedly united, but not ankylosed, with the +radius. There are three toes in the fore limb, the outer ones being +slender, but less attenuated than in the _Equidae_. The femur is more +like that of the _Palaeotheria_ than that of the horse, and has only +a small depression above its outer condyle in the place of the great +fossa which is so obvious in the _Equidae_. The fibula is distinct, +but very slender, and its distal end is ankylosed with the tibia. +There are three toes on the hind foot having similar proportions to +those on the fore foot. The principal metacarpal and metatarsal bones +are flatter than they are in any of the _Equidae_; and the metacarpal +bones are longer than the metatarsals, as in the _Palaeotheria_. + +In its general form, _Plagiolophus_ resembles a very small and slender +horse[1], and is totally unlike the reluctant, pig-like creature +depicted in Cuvier's restoration of his _Palaeotherium minus_ in the +"Os semens Fossils." + +[Footnote 1: Such, at least, is the conclusion suggested by the +proportions of the skeleton figured by Cuvier and De Blainville; but +perhaps something between a Horse and an Agouti would be nearest the +mark.] + +It would be hazardous to say that _Plagiolophus_ is the exact radical +form of the Equine quadrupeds; but I do not think there can be any +reasonable doubt that the latter animals have resulted from the +modification of some quadruped similar to _Plagiolophus_. + +We have thus arrived at the Middle Eocene formation, and yet +have traced back the Horses only to a three-toed stock; but these +three-toed forms, no less than the Equine quadrupeds themselves, +present rudiments of the two other toes which appertain to what I +have termed the "average" quadruped. If the expectation raised by +the splints of the Horses that, in some ancestor of the Horses, these +splints would be found to be complete digits, has been verified, +we are furnished with very strong reasons for looking for a no +less complete verification of the expectation that the three-toed. +_Plagiolophus_-like "avus" of the horse must have had a five-toed +"atavus" at some earlier period. + +No such five-toed "atavus," however, has yet made its appearance among +the few middle and older Eocene _Mammalia_ which are known. + +Another series of closely affiliated forms, though the evidence they +afford is perhaps less complete than that of the Equine series, +is presented to us by the _Dichobune_ of the Eocene epoch, the +_Cainotherium_ of the Miocene, and the _Tragulidae_, or so-called +"Musk-deer," of the present day. + +The _Tragulidae_ have no incisors in the upper jaw, and only six +grinding-teeth on each side of each jaw; while the canine is moved up +to the outer incisor, and there is a diastema, in the lower jaw. There +are four complete toes on the hind foot, but the middle metatarsals +usually become, sooner or later, ankylosed into a cannon bone. The +navicular and the cuboid unite, and the distal end of the fibula is +ankylosed with the tibia. + +In _Cainotherium_ and _Dichobune_ the upper incisors are fully +developed. There are seven grinders; the teeth form a continuous +series without a diastema. The metatarsals, the navicular and cuboid, +and the distal end of the fibula, remain free. In the _Cainotherium_, +also, the second metacarpal is developed, but is much shorter than the +third, while the fifth is absent or rudimentary. In this respect it +resembles _Anoplotherium secundarium_. This circumstance, and the +peculiar pattern of the upper molars in _Cainotherium_, lead me +to hesitate in considering it as the actual ancestor of the modern +_Tragulidae_. If _Dichobune_ has a four-toed fore foot (though I am +inclined to suspect that it resembles _Cainotherium_), it will be a +better representative of the oldest forms of the Traguline series; but +_Dichobune_ occurs in the Middle-Eocene, and is, in fact, the oldest +known artiodactyle mammal. Where, then, must we look for its five-toed +ancestor? + +If we follow down other lines of recent and tertiary _Ungulata_, the +same question presents itself. The Pigs are traceable back through +the Miocene epoch to the Upper Eocene, where they appear in the +two well-marked forms of _Hyopotamus_ and _Chaeropotamus_; but +_Hyopotamus_ appears to have had only two toes. + +Again, all the great groups of the Ruminants, the _Bovidae, +Antilopidae, Camelopardalidae_, and _Cervidae_, are represented in +the Miocene epoch, and so are the Camels. The Upper Eocene +_Anoplotherium_, which is intercalary between the Pigs and the +_Tragulidae_, has only two or, at most, three toes. Among the scanty +mammals of the Lower Eocene formation we have the perissodactyle +_Ungulata_ represented by _Coryphodon, Hyra-cotherium_, and +_Pliolophus_. Suppose for a moment, for the sake of following out +the argument, that _Pliolophus_ represents the primary stock of the +Perissodactyles, and _Dichobune_ that of the Artiodactyles (though +I am far from saying that such is the case), then we find, in the +earliest fauna of the Eocene epoch to which our investigations carry +us, the two divisions of the _Ungulata_ completely differentiated, and +no trace of any common stock of both, or of five-toed predecessors to +either. With the case of the Horses before us, justifying a belief in +the production of new animal forms by modification of old ones, I see +no escape from the necessity of seeking for these ancestors of the +_Ungulata_ beyond the limits of the Tertiary formations. + +I could as soon admit special creation, at once, as suppose that the +Perissodactyles and Artiodactyles had no five-toed ancestors. And when +we consider how large a portion of the Tertiary period elapsed before +_Anchitherium_ was converted into _Equus_, it is difficult to escape +the conclusion that a large proportion of time anterior to the +Tertiary period must have been expended in converting the common stock +of the _Ungulata_ into Perissodactyles and Artiodactyles. + +The same moral is inculcated by the study of every other order of +Tertiary monodelphous _Mammalia_. Each of these orders is represented +in the Miocene epoch: the Eocene formation, as I have already said, +contains _Cheiroptera, Insectivora, Rodentia, Ungulata, Carnivora,_ +and _Cetacea_. But the _Cheiroptera_ are extreme modifications of the +_Insectivora_, just as the _Cetacea_ are extreme modifications of +the Carnivorous type; and therefore it is to my mind incredible +that monodelphous _Insectivora_ and _Carnivora_ should not have been +abundantly developed, along with _Ungulata_, in the Mesozoic epoch. +But if this be the case, how much further back must we go to find the +common stock of the monodelphous _Mammalia_? As to the _Didelphia_, +if we may trust the evidence which seems to be afforded by their +very scanty remains, a Hypsiprymnoid form existed at the epoch of the +Trias, contemporaneously with a Carnivorous form. At the epoch of the +Trias, therefore, the _Marsupialia_ must have, already existed long +enough to have become differentiated into carnivorous and herbivorous +forms. But the _Monotremata_ are lower forms than the _Didelphia,_ +which last are intercalary between the _Ornithodelphia_ and the +_Monodelphia_. To what point of the Palaeozoic epoch, then, must we, +upon any rational estimate, relegate the origin of the _Monotremata_? + +The investigation of the occurrence of the classes and of the orders +of the _Sauropsida_ in time points in exactly the same direction. +If, as there is great reason to believe, true Birds existed in the +Triassic epoch, the ornithoscelidous forms by which Reptiles passed +into Birds must have preceded them. In fact there is, even at present, +considerable ground for suspecting the existence of _Dinosauria_ in +the Permian formations; but, in that case, lizards must be of still +earlier date. And if the very small differences which are observable +between the _Crocodilia_ of the older Mesozoic formations and those of +the present day furnish any sort of approximation towards an estimate +of the average rate of change among the _Sauropsida_, it is almost +appalling to reflect how far back in Palaeozoic times we must go, +before we can hope to arrive at that common stock from which the +_Crocodilia, Lacertilia, Ornithoscelida_, and _Plesiosauria_, which +had attained so great a development in the Triassic epoch, must have +been derived. + +The _Amphibia_ and _Pisces_ tell the same story. There is not a +single class of vertebrated animals which, when it first appears, +is represented by analogues of the lowest known members of the same +class. Therefore, if there is any truth in the doctrine of evolution, +every class must be vastly older than the first record of its +appearance upon the surface of the globe. But if considerations of +this kind compel us to place the origin of vertebrated animals at +a period sufficiently distant from the Upper Silurian, in which the +first Elasmobranchs and Ganoids occur, to allow of the evolution of +such fishes as these from a Vertebrate as simple as the _Amphioxus_, +I can only repeat that it is appalling to speculate upon the extent to +which that origin must have preceded the epoch of the first recorded +appearance of vertebrate life. + +Such is the further commentary which I have to offer upon the +statement of the chief results of palaeontology which I formerly +ventured to lay before you. + +But the growth of knowledge in the interval makes me conscious of +an omission of considerable moment in that statement, inasmuch as it +contains no reference to the bearings of palaeontology upon the theory +of the distribution of life; nor takes note of the remarkable manner +in which the facts of distribution, in present and past times, accord +with the doctrine of evolution, especially in regard to land animals. + +That connection between palaeontology and geology and the present +distribution of terrestrial animals, which so strikingly impressed +Mr. Darwin, thirty years ago, as to lead him to speak of a "law of +succession of types," and of the wonderful relationship on the same +continent between the dead and the living, has recently received much +elucidation from the researches of Gaudry, of Rütimeyer, of Leidy, +and of Alphonse Milne-Edwards, taken in connection with the +earlier labours of our lamented colleague Falconer; and it has been +instructively discussed in the thoughtful and ingenious work of Mr. +Andrew Murray "On the Geographical Distribution of Mammals."[1] + +[Footnote 1: The paper "On the Form and Distribution of the +Land-tracts during the Secondary and Tertiary Periods respectively; +and on the Effect upon Animal Life which great Changes in Geographical +Configuration have probably produced," by Mr. Searles V. Wood, jun., +which was published in the _Philosophical Magazine_, in 1862, was +unknown to me when this Address was written. It is well worthy of the +most careful study.] + +I propose to lay before you, as briefly as I can, the ideas to which a +long consideration of the subject has given rise in my own mind. + +If the doctrine of evolution is sound, one of its immediate +consequences clearly is, that the present distribution of life +upon the globe is the product of two factors, the one being the +distribution which obtained in the immediately preceding epoch, and +the other the character and the extent of the changes which have taken +place in physical geography between the one epoch and the other; or, +to put the matter in another way, the Fauna and Flora of any given +area, in any given epoch, can consist only of such forms of life as +are directly descended from those which constituted the Fauna and +Flora of the same area in the immediately preceding epoch, unless the +physical geography (under which I include climatal conditions) of +the area has been so altered as to give rise to immigration of living +forms from some other area. + +The evolutionist, therefore, is bound to grapple with the following +problem whenever it is clearly put before him:--Here are the Faunae of +the same area during successive epochs. Show good cause for believing +either that these Faunae have been derived from one another by gradual +modification, or that the Faunae have reached the area in question +by migration from some area in which they have undergone their +development. + +I propose to attempt to deal with this problem, so far as it is +exemplified by the distribution of the terrestrial _Vertebrata_, and I +shall endeavour to show you that it is capable of solution in a sense +entirely favourable to the doctrine of evolution. + +I have elsewhere[1] stated at length the reasons which lead me to +recognize four primary distributional provinces for the terrestrial +_Vertebrata_ in the present world, namely,--first, the _Novozelanian_, +or New-Zealand province; secondly, the _Australian_ province, +including Australia, Tasmania, and the Negrito Islands; thirdly, +_Austro-Columbia_, or South America _plus_ North America as far as +Mexico; and fourthly, the rest of the world, or _Arctogaea_, in which +province America north of Mexico constitutes one sub-province, Africa +south of the Sahara a second, Hindostan a third, and the remainder of +the Old World, a fourth. + +[Footnote 1: "On the Classification and Distribution of the +Alectoromorphae;" Proceedings of the Zoological Society, 1868.] + +Now the truth which Mr. Darwin perceived and promulgated as "the law +of the succession of types" is, that, in all these provinces, the +animals found in Pliocene or later deposits are closely affined to +those which now inhabit the same provinces; and that, conversely, the +forms characteristic of other provinces are absent. North and South +America, perhaps, present one or two exceptions to the last rule, but +they are readily susceptible of explanation. Thus, in Australia, the +later Tertiary mammals are marsupials (possibly with exception of the +Dog and a Rodent or two, as at present). In Austro-Columbia the later +Tertiary fauna exhibits numerous and varied forms of Platyrrhine +Apes, Rodents, Cats, Dogs, Stags, _Edentata_, and Opossums; but, as +at present, no Catarrhine Apes, no Lemurs, no _Insectivora_, Oxen, +Antelopes, Rhinoceroses, nor _Didelphia_ other than Opossums. And in +the wide-spread Arctogaeal province, the Pliocene and later mammals +belong to the same groups as those which now exist in the province. +The law of succession of types, therefore, holds good for the present +epoch as compared with its predecessor. Does it equally well apply to +the Pliocene fauna when we compare it with that of the Miocene epoch? +By great good fortune, an extensive mammalian fauna of the latter +epoch has now become known, in four very distant portions of the +Arctogaeal province which do not differ greatly in latitude. Thus +Falconer and Cautley have made known the fauna of the sub-Himalayas +and the Perim Islands; Gaudry that of Attica; many observers that of +Central Europe and France; and Leidy that of Nebraska, on the eastern +flank of the Rocky Mountains. The results are very striking. The total +Miocene fauna comprises many genera, and species of Catarrhine Apes, +of Bats, of _Insectivora_; of Arctogaeal types of _Rodentia_; of +_Proboscidea_; of equine, rhinocerotic, and tapirine quadrupeds; of +cameline, bovine, antilopine, cervine, and traguline Ruminants; of +Pigs and Hippopotamuses; of _Viverridae_ and _Hyaenidae_ among other +_Carnivora_; with _Edentata_ allied to the Arctogaeal _Orycteropus_ +and _Manis_, and not to the Austro-Columbian Edentates. The only type +present in the Miocene, but absent in the existing, fauna of Eastern +Arctogaea, is that of the _Didelphidae_, which, however, remains in +North America. + +But it is very remarkable that while the Miocene fauna of the +Arctogaeal province, as a whole, is of the same character as the +existing fauna of the same province, as a whole, the component +elements of the fauna were differently associated. In the Miocene +epoch, North America possessed Elephants, Horses, Rhinoceroses, and +a great number and variety of Ruminants and Pigs, which are absent +in the present indigenous fauna; Europe had its Apes, Elephants, +Rhinoceroses, Tapirs, Musk-deer, Giraffes, Hyaenas, great Cats, +Edentates, and Opossum-like Marsupials, which have equally vanished +from its present fauna; and in Northern India, the African types of +Hippopotamuses, Giraffes, and Elephants were mixed up with what +are now the Asiatic types of the latter, and with Camels, and +Semnopithecine and Pithecine Apes of no less distinctly Asiatic forms. + +In fact the Miocene mammalian fauna of Europe and the Himalayan +regions contains, associated together, the types which are at present +separately located in the South-African and Indian sub-provinces of +Arctogaea. Now there is every reason to believe, on other grounds, +that both Hindostan, south of the Ganges, and Africa, south of the +Sahara, were separated by a wide sea from Europe and North Asia during +the Middle and Upper Eocene epochs. Hence it becomes highly probable +that the well-known similarities, and no less remarkable differences, +between the present Faunae of India and South Africa have arisen +in some such fashion as the following. Some time during the Miocene +epoch, possibly when the Himalayan chain was elevated, the bottom of +the nummulitic sea was upheaved and converted into dry land, in the +direction of a line extending from Abyssinia to the mouth of the +Ganges. By this means, the Dekhan on the one hand, and South Africa +on the other, became connected with the Miocene dry land and with one +another. The Miocene mammals spread gradually over this intermediate +dry land; and if the condition of its eastern and western ends offered +as wide contrasts as the valleys of the Ganges and Arabia do now, many +forms which made their way into Africa must have been different from +those which reached the Dekhan, while others might pass into both +these sub-provinces. + +That there was a continuity of dry land between Europe and North +America during the Miocene epoch, appears to me to be a necessary +consequence of the fact that many genera of terrestrial mammals, such +as _Castor_, _Hystrix_, _Elephas_, _Mastodon_, _Equus_, _Hipparion_, +_Anchitherium_, _Rhinoceros_, _Cervus_, _Amphicyon_, _Hyaenarctos_, +and _Machairodus_, are common to the Miocene formations of the two +areas, and have as yet been found (except perhaps _Anchitherium_) in +no deposit of earlier age. Whether this connection took place by the +east, or by the west, or by both sides of the Old World, there is at +present no certain evidence, and the question is immaterial to the +present argument; but, as there are good grounds for the belief that +the Australian province and the Indian and South-African sub-provinces +were separated by sea from the rest of Arctogaea before the Miocene +epoch, so it has been rendered no less probable, by the investigations +of Mr. Carrick Moore and Professor Duncan, that Austro-Columbia was +separated by sea from North America during a large part of the Miocene +epoch. + +It is unfortunate that we have no knowledge of the Miocene mammalian +fauna of the Australian and Austro-Columbian provinces; but, seeing +that not a trace of a Platyrrhine Ape, of a Procyonine Carnivore, of a +characteristically South-American Rodent, of a Sloth, an Armadillo, +or an Ant-eater has yet been found in Miocene deposits of Arctogaea, I +cannot doubt that they already existed in the Miocene Austro-Columbian +province. + +Nor is it less probable that the characteristic types of Australian +Mammalia were already developed in that region in Miocene times. + +But Austro-Columbia presents difficulties from which Australia is +free; _Camelidae_ and _Tapiridae_ are now indigenous in South America +as they are in Arctogaea; and, among the Pliocene Austro-Columbian +mammals, the Austro-Columbian genera _Equus_, _Mastodon_, and +_Machairodus_ are numbered. Are these Postmiocene immigrants, or +Praemiocene natives? + +Still more perplexing are the strange and interesting forms _Toxodon_, +_Macrauchenia_, _Typotherium_, and a new Anoplotherioid mammal +(_Homalodotherium_) which Dr. Cunningham sent over to me some time ago +from Patagonia. I confess I am strongly inclined to surmise that these +last, at any rate, are remnants of the population of Austro-Columbia +before the Miocene epoch, and were not derived from Arctogaea by way +of the north and east. + +The fact that this immense fauna of Miocene Arctogaea is now fully +and richly represented only in India and in South Africa, while it +is shrunk and depauperized in North Asia, Europe, and North America, +becomes at once intelligible, if we suppose that India and South +Africa had but a scanty mammalian population before the Miocene +immigration, while the conditions were highly favourable to the new +comers. It is to be supposed that these new regions offered themselves +to the Miocene Ungulates, as South America and Australia offered +themselves to the cattle, sheep, and horses of modern colonists. But, +after these great areas were thus peopled, came the Glacial epoch, +during which the excessive cold, to say nothing of depression and +ice-covering, must have almost depopulated all the northern parts of +Arctogaea, destroying all the higher mammalian forms, except those +which, like the Elephant and Rhinoceros, could adjust their coats to +the altered conditions. Even these must have been driven away from the +greater part of the area; only those Miocene mammals which had passed +into Hindostan and into South Africa would escape decimation by such +changes in the physical geography of Arctogaea. And when the northern +hemisphere passed into its present condition, these lost tribes of the +Miocene Fauna were hemmed by the Himalayas, the Sahara, the Red Sea, +and the Arabian deserts, within their present boundaries. Now, on the +hypothesis of evolution, there is no sort of difficulty in admitting +that the differences between the Miocene forms of the mammalian +Fauna and those which exist at present are the results of gradual +modification; and, since such differences in distribution as obtain +are readily explained by the changes which have taken place in the +physical geography of the world since the Miocene epoch, it is clear +that the result of the comparison of the Miocene and present Fauna is +distinctly in favour of evolution. Indeed I may go further. I may +say that the hypothesis of evolution explains the facts of Miocene, +Pliocene, and Recent distribution, and that no other supposition even +pretends to account for them. It is, indeed, a conceivable supposition +that every species of Rhinoceros and every species of Hyaena, in the +long succession of forms between the Miocene and the present species, +was separately constructed out of dust, or out of nothing, by +supernatural power; but until I receive distinct evidence of the fact, +I refuse to run the risk of insulting any sane man by supposing that +he seriously holds such a notion. + +Let us now take a step further back in time, and inquire into the +relations between the Miocene Fauna and its predecessor of the Upper +Eocene formation. + +Here it is to be regretted that our materials for forming a judgment +are nothing to be compared in point of extent or variety with those +which are yielded by the Miocene strata. However, what we do know +of this Upper Eocene Fauna of Europe gives sufficient positive +information to enable us to draw some tolerably safe inferences. It +has yielded representatives of _Insectivora_, of _Cheiroptera_, +of _Rodentia_, of _Carnivora_, of artiodactyle and perissodactyle +_Ungulata_, and of opossum-like Marsupials. No Australian type of +Marsupial has been discovered in the Upper Eocene strata, nor any +Edentate mammal. The genera (except perhaps in the case of some of the +_Insectivora_, _Cheiroptera_, and _Rodentia_) are different from those +of the Miocene epoch, but present a remarkable general similarity to +the Miocene and recent genera. In several cases, as I have already +shown, it has now been clearly made out that the relation between +the Eocene and Miocene forms is such that the Eocene form is the less +specialized; while its Miocene ally is more so, and the specialization +reaches its maximum in the recent forms of the same type. + +So far as the Upper Eocene and the Miocene Mammalian Faunae are +comparable, their relations are such as in no way to oppose the +hypothesis that the older are the progenitors of the more recent +forms, while, in some cases, they distinctly favour that hypothesis. +The period in time and the changes in physical geography represented +by the nummulitic deposits are undoubtedly very great, while the +remains of Middle Eocene and Older Eocene Mammals are comparatively +few. The general facies of the Middle Eocene Fauna, however, is quite +that of the Upper. The Older Eocene pre-nummulitic mammalian Fauna +contains Bats, two genera of _Carnivora_, three genera of _Ungulata_ +(probably all perissodactyle), and a didelphid Marsupial; all these +forms, except perhaps the Bat and the Opossum, belong to genera +which are not known to occur out of the Lower Eocene formation. The +_Coryphodon_ appears to have been allied to the Miocene and later +Tapirs, while _Pliolophus_, in its skull and dentition, curiously +partakes of both artiodactyle and perissodactyle characters; the third +trochanter upon its femur, and its three-toed hind foot, however, +appear definitely to fix its position in the latter division. + +There is nothing, then, in what is known of the older Eocene mammals +of the Arctogaeal province to forbid the supposition that they stood +in an ancestral relation to those of the Calcaire Grossier and the +Gypsum of the Paris basin, and that our present fauna, therefore, is +directly derived from that which already existed in Arctogaea at the +commencement of the Tertiary period. But if we now cross the frontier +between the Cainozoic and the Mesozoic faunae, as they are preserved +within the Arctogaeal area, we meet with an astounding change, and +what appears to be a complete and unmistakable break in the line of +biological continuity. + +Among the twelve or fourteen species of _Mammalia_ which are said to +have been found in the Purbecks, not one is a member of the orders +_Cheiroptera_, _Rodentia_, _Ungulata_, or _Carnivora_, which are so +well represented in the Tertiaries. No _Insectivora_ are certainly +known, nor any opossum-like Marsupials. Thus there is a vast negative +difference between the Cainozoic and the Mesozoic mammalian faunae +of Europe. But there is a still more important positive difference, +inasmuch as all these Mammalia appear to be Marsupials belonging to +Australian groups, and thus appertaining to a different distributional +province from the Eocene and Miocene marsupials, which are +Austro-Columbian. So far as the imperfect materials which exist enable +a judgment to be formed, the same law appears to have held good for +all the earlier Mesozoic _Mammalia_. Of the Stonesfield slate mammals, +one, _Amphitherium_, has a definitely Australian character; one, +_Phascolotherium_, may be either Dasyurid or Didelphine; of a third, +_Stereognathus_, nothing can at present be said. The two mammals of +the Trias, also, appear to belong to Australian groups. + +Every one is aware of the many curious points of resemblance between +the marine fauna of the European Mesozoic rocks and that which now +exists in Australia. But if there was this Australian facies about +both the terrestrial and the marine faunae of Mesozoic Europe, and +if there is this unaccountable and immense break between the fauna +of Mesozoic and that of Tertiary Europe, is it not a very obvious +suggestion that, in the Mesozoic epoch, the Australian province +included Europe, and that the Arctogaeal province was contained within +other limits? The Arctogaeal province is at present enormous, while +the Australian is relatively small. Why should not these proportions +have been different during the Mesozoic epoch? + +Thus I am led to think that by far the simplest and most rational +mode of accounting for the great change which took place in the living +inhabitants of the European area at the end of the Mesozoic epoch, is +the supposition that it arose from a vast alteration of the physical +geography of the globe; whereby an area long tenanted by Cainozoic +forms was brought into such relations with the European area that +migration from the one to the other became possible, and took place on +a great scale. + +This supposition relieves us, at once, from the difficulty in which we +were left, some time ago, by the arguments which I used to demonstrate +the necessity of the existence of all the great types of the Eocene +epoch in some antecedent period. + +It is this Mesozoic continent (which may well have lain in the +neighbourhood of what are now the shores of the North Pacific Ocean) +which I suppose to have been occupied by the Mesozoic _Monodelphia_; +and it is in this region that I conceive they must have gone through +the long series of changes by which they were specialized into the +forms which we refer to different orders. I think it very probable +that what is now South America may have received the characteristic +elements of its mammalian fauna during the Mesozoic epoch; and there +can be little doubt that the general nature of the change which took +place at the end of the Mesozoic epoch in Europe was the upheaval of +the eastern and northern regions of the Mesozoic sea-bottom into a +westward extension of the Mesozoic continent, over which the mammalian +fauna, by which it was already peopled, gradually spread. This +invasion of the land was prefaced by a previous invasion of the +Cretaceous sea by modern forms of mollusca and fish. + +It is easy to imagine how an analogous change might come about in the +existing world. There is, at present, a great difference between the +fauna of the Polynesian Islands and that of the west coast of America. +The animals which are leaving their spoils in the deposits now forming +in these localities are widely different. Hence, if a gradual +shifting of the deep sea, which at present bars migration between the +easternmost of these islands and America, took place to the westward, +while the American side of the sea-bottom was gradually upheaved, +the palaeontologist of the future would find, over the Pacific area, +exactly such a change as I am supposing to have occurred in the +North-Atlantic area at the close of the Mesozoic period. An Australian +fauna would be found underlying an American fauna, and the transition +from the one to the other would be as abrupt as that between the Chalk +and lower Tertiaries; and as the drainage-area of the newly formed +extension of the American continent gave rise to rivers and lakes, the +mammals mired in their mud would differ from those of like deposits on +the Australian side, just as the Eocene mammals differ from those of +the Purbecks. + +How do similar reasonings apply to the other great change of +life--that which took place at the end of the Palaeozoic period? + +In the Triassic epoch, the distribution of the dry land and of +terrestrial vertebrate life appears to have been, generally, similar +to that which existed in the Mesozoic epoch; so that the Triassic +continents and their faunae seem to be related to the Mesozoic lands +and their faunae, just as those of the Miocene epoch are related to +those of the present day. In fact, as I have recently endeavoured +to prove to the Society, there was an Arctogaeal continent and an +Arctogaeal province of distribution in Triassic times as there is now; +and the _Sauropsida_ and _Marsupialia_ which constituted that +fauna were, I doubt not, the progenitors of the _Sauropsida_ and +_Marsupialia_ of the whole Mesozoic epoch. + +Looking at the present terrestrial fauna of Australia, it appears to +me to be very probable that it is essentially a remnant of the +fauna of the Triassic, or even of an earlier, age[1]; in which +case Australia must at that time have been in continuity with the +Arctogaeal continent. + +[Footnote 1: Since this Address was read, Mr. Krefft has sent us +news of the discovery in Australia of a fresh-water fish of strangely +Palaeozoic aspect, and apparently a Ganoid intermediate between +_Dipterus_ and _Lepidosiren_.] + +But now comes the further inquiry. Where was the highly differentiated +Sauropsidan fauna of the Trias in Palaeozoic times? The supposition +that the Dinosaurian, Crocodilian, Dicynodontian, and Plesiosaurian +types were suddenly created at the end of the Permian epoch may +be dismissed, without further consideration, as a monstrous and +unwarranted assumption. The supposition that all these types were +rapidly differentiated out of _Lacertilia_, in the time represented by +the passage from the Palaeozoic to the Mesozoic formation, appears to +me to be hardly more credible, to say nothing of the indications of +the existence of Dinosaurian forms in the Permian rocks which have +already been obtained. + +For my part, I entertain no sort of doubt that the Reptiles, Birds, +and Mammals of the Trias are the direct descendants of Reptiles, +Birds, and Mammals which existed in the latter part of the Palaeozoic +epoch, but not in any area of the present dry land which has yet been +explored by the geologist. + +This may seem a bold assumption, but it will not appear unwarrantable +to those who reflect upon the very small extent of the earth's surface +which has hitherto exhibited the remains of the great Mammalian fauna +of the Eocene times. In this respect, the Permian land Vertebrate +fauna appears to me to be related to the Triassic much as the Eocene +is to the Miocene. Terrestrial reptiles have been found in Permian +rocks only in three localities; in some spots of France, and recently +of England, and over a more extensive area in Germany. Who can suppose +that the few fossils yet found in these regions give any sufficient +representation of the Permian fauna? + +It may be said that the Carboniferous formations demonstrate the +existence of a vast extent of dry land in the present dry-land area, +and that the supposed terrestrial Palaeozoic Vertebrate Fauna ought to +have left its remains in the Coal-measures, especially as there is now +reason to believe that much of the coal was formed by the accumulation +of spores and sporangia on dry land. But if we consider the matter +more closely, I think that this apparent objection loses its force. It +is clear that, during the Carboniferous epoch, the vast area of land +which is now covered by Coal-measures must have been undergoing a +gradual depression. The dry land thus depressed must, therefore, have +existed, as such, before the Carboniferous epoch--in other words, in +Devonian times--and its terrestrial population may never have been +other than such as existed during the Devonian, or some previous +epoch, although much higher forms may have been developed elsewhere. + +Again, let me say that I am making no gratuitous assumption of +inconceivable changes. It is clear that the enormous area of Polynesia +is, on the whole, an area over which depression has taken place to +an immense extent; consequently a great continent, or assemblage of +subcontinental masses of land, must have existed at some former time, +and that at a recent period, geologically speaking, in the area of +the Pacific. But if that continent had contained Mammals, some of +them must have remained to tell the tale; and as it is well known that +these islands have no indigenous _Mammalia_, it is safe to assume that +none existed. Thus, midway between Australia and South America, each +of which possesses an abundant and diversified mammalian fauna, a mass +of land, which may have been as large as both put together, must have +existed without a mammalian inhabitant. Suppose that the shores of +this great land were fringed, as those of tropical Australia are now, +with belts of mangroves, which would extend landwards on the one +side, and be buried beneath littoral deposits on the other side, +as depression went on; and great beds of mangrove lignite might +accumulate over the sinking land. Let upheaval of the whole now take +place, in such a manner as to bring the emerging land into continuity +with the South-American or Australian continent, and, in course of +time, it would be peopled by an extension of the fauna of one of these +two regions--just as I imagine the European Permian dry land to have +been peopled. + +I see nothing whatever against the supposition that distributional +provinces of terrestrial life existed in the Devonian epoch, inasmuch +as M. Barrande has proved that they existed much earlier. I am aware +of no reason for doubting that, as regards the grades of terrestrial +life contained in them, one of these may have been related to another +as New Zealand is to Australia, or as Australia is to India, at the +present day. Analogy seems to me to be rather in favour of, than +against, the supposition that while only Ganoid fishes inhabited the +fresh waters of our Devonian land, _Amphibia_ and _Reptilia_, or even +higher forms, may have existed, though we have not yet found them. The +earliest Carboniferous _Amphibia_ now known, such as _Anthracosaurus_, +are so highly specialized that I can by no means conceive that they +have been developed out of piscine forms in the interval between the +Devonian and the Carboniferous periods, considerable as that is. And I +take refuge in one of two alternatives: either they existed in our own +area during the Devonian epoch and we have simply not yet found them; +or they formed part of the population of some other distributional +province of that day, and only entered our area by migration at the +end of the Devonian epoch. Whether _Reptilia_ and _Mammalia_ existed +along with them is to me, at present, a perfectly open question, which +is just as likely to receive an affirmative as a negative answer from +future inquirers. + +Let me now gather together the threads of my argumentation into the +form of a connected hypothetical view of the manner in which the +distribution of living and extinct animals has been brought about. + +I conceive that distinct provinces of the distribution of terrestrial +life have existed since the earliest period at which that life is +recorded, and possibly much earlier; and I suppose, with Mr. Darwin, +that the progress of modification of terrestrial forms is more rapid +in areas of elevation than in areas of depression. I take it to be +certain that Labyrinthodont _Amphibia_ existed in the distributional +province which included the dry land depressed during the +Carboniferous epoch; and I conceive that, in some other distributional +provinces of that day, which remained in the condition of stationary +or of increasing dry land, the various types of the terrestrial +_Sauropsida_ and of the _Mammalia_ were gradually developing. + +The Permian epoch marks the commencement of a new movement of upheaval +in our area, which attained its maximum in the Triassic epoch, when +dry land existed in North America, Europe, Asia, and Africa, as it +does now. Into this great new continental area the Mammals, Birds, and +Reptiles developed during the Palaeozoic epoch spread, and formed the +great Triassic Arctogaeal province. But, at the end of the Triassic +period, the movement of depression recommenced in our area, though +it was doubtless balanced by elevation elsewhere; modification and +development, checked in the one province, went on in that "elsewhere;" +and the chief forms of Mammals, Birds, and Reptiles, as we know them, +were evolved and peopled the Mesozoic continent. I conceive Australia +to have become separated from the continent as early as the end of +the Triassic epoch, or not much later. The Mesozoic continent must, I +conceive, have lain to the east, about the shores of the North Pacific +and Indian Oceans; and I am inclined to believe that it continued +along the eastern side of the Pacific area to what is now the province +of Austro-Columbia, the characteristic fauna of which is probably a +remnant of the population of the latter part of this period. + +Towards the latter part of the Mesozoic period the movement of +upheaval around the shores of the Atlantic once more recommenced, +and was very probably accompanied by a depression around those of the +Pacific. The Vertebrate fauna elaborated in the Mesozoic continent +moved westward and took possession of the new lands, which gradually +increased in extent up to, and in some directions after, the Miocene +epoch. + +It is in favour of this hypothesis, I think, that it is consistent +with the persistence of a general uniformity in the positions of the +great masses of land and water. From the Devonian period, or earlier, +to the present day, the four great oceans, Atlantic, Pacific, Arctic, +and Antarctic, may have occupied their present positions, and only +their coasts and channels of communication have undergone an incessant +alteration. And, finally, the hypothesis I have put before you +requires no supposition that the rate of change in organic life has +been either greater or less in ancient times than it is now; nor +any assumption, either physical or biological, which has not its +justification in analogous phenomena of existing nature. + +I have now only to discharge the last duty of my office, which is +to thank you, not only for the patient attention with which you have +listened to me so long to-day, but also for the uniform kindness with +which, for the past two years, you have rendered my endeavours +to perform the important, and often laborious, functions of your +President a pleasure instead of a burden. + + + + +X. + +MR. DARWIN'S CRITICS.[1] + + +The gradual lapse of time has now separated us by more than a decade +from the date of the publication of the "Origin of Species"--and +whatever may be thought or said about Mr. Darwin's doctrines, or the +manner in which he has propounded them, this much is certain, that, +in a dozen years, the "Origin of Species" has worked as complete +a revolution in biological science as the "Principia" did in +astronomy--and it has done so, because, in the words of Helmholtz, it +contains "an essentially new creative thought."[2] + +[Footnote 1: 1. "Contributions to the Theory of Natural Selection." +By A.R. Wallace. 1870.--2. "The Genesis of Species." By St. George +Mivart, F.R.S. Second Edition. 1871.--3. "Darwin's Descent of Man." +_Quarterly Review_, July 1871.] + +[Footnote 2: Helmholtz: "Ueber das Ziel und die Fortschritte der +Naturwissenschaft." Eröffnungsrede für die Naturforscherversammlung zu +Innsbruck. 1869.] + +And as time has slipped by, a happy change has come over Mr. Darwin's +critics. The mixture of ignorance and insolence which, at first, +characterized a large proportion of the attacks with which he +was assailed, is no longer the sad distinction of anti-Darwinian +criticism. Instead of abusive nonsense, which merely discredited its +writers, we read essays, which are, at worst, more or less intelligent +and appreciative; while, sometimes, like that which appeared in the +_North British Review_ for 1867, they have a real and permanent value. + +The several publications of Mr. Wallace and Mr. Mivart contain +discussions of some of Mr. Darwin's views, which are worthy of +particular attention, not only on account of the acknowledged +scientific competence of these writers, but because they exhibit an +attention to those philosophical questions which underlie all physical +science, which is as rare as it is needful. And the same may be said +of an article in the _Quarterly Review_ for July 1871, the comparison +of which with an article in the same Review for July 1860, is perhaps +the best evidence which can be brought forward of the change which has +taken place in public opinion on "Darwinism." + +The Quarterly Reviewer admits "the certainty of the action of natural +selection" (p. 49); and further allows that there is an _à priori_ +probability in favour of the evolution of man from some lower animal +form, if these lower animal forms themselves have arisen by evolution. + +Mr. Wallace and Mr. Mivart go much further than this. They are as +stout believers in evolution as Mr. Darwin himself; but Mr. Wallace +denies that man can have been evolved from a lower animal by that +process of natural selection which he, with Mr. Darwin, holds to have +been sufficient for the evolution of all animals below man; while +Mr. Mivart, admitting that natural selection has been one of the +conditions of the evolution of the animals below man, maintains that +natural selection must, even in their case, have been supplemented by +"some other cause"--of the nature of which, unfortunately, he does +not give us any idea. Thus Mr. Mivart is less of a Darwinian than Mr. +Wallace, for he has less faith in the power of natural selection. But +he is more of an evolutionist than Mr. Wallace, because Mr. Wallace +thinks it necessary to call in an intelligent agent--a sort of +supernatural Sir John Sebright--to produce even the animal frame of +man; while Mr. Mivart requires no Divine assistance till he comes to +man's soul. + +Thus there is a considerable divergence between Mr. Wallace and Mr. +Mivart. On the other hand, there are some curious similarities between +Mr. Mivart and the Quarterly Reviewer, and these are sometimes so +close, that, if Mr. Mivart thought it worth while, I think he +might make out a good case of plagiarism against the Reviewer, who +studiously abstains from quoting him. + +Both the Reviewer and Mr. Mivart reproach Mr. Darwin with being, "like +so many other physicists," entangled in a radically false metaphysical +system, and with setting at nought the first principles of both +philosophy and religion. Both enlarge upon the necessity of a sound +philosophical basis, and both, I venture to add, make a conspicuous +exhibition of its absence. The Quarterly Reviewer believes that man +"differs more from an elephant or a gorilla than do these from the +dust of the earth on which they tread," and Mr. Mivart has expressed +the opinion that there is more difference between man and an ape than +there is between an ape and a piece of granite.[1] + +[Footnote 1: See the _Tablet_ for March 11, 1871.] + +And even when Mr. Mivart (p. 86) trips in a matter of anatomy, and +creates a difficulty for Mr. Darwin out of a supposed close similarity +between the eyes of fishes and cephalopods, which (as Gegenbaur and +others have clearly shown) does not exist, the Quarterly Reviewer +adopts the argument without hesitation (p. 66). + +There is another important point, however, in which it is hard to say +whether Mr. Mivart diverges from the Quarterly Reviewer or not. + +The Reviewer declares that Mr. Darwin has, "with needless opposition, +set at nought the first principles of both philosophy and religion" +(p. 90). + +It looks, at first, as if this meant, that Mr. Darwin's views being +false, the opposition to "religion" which flows from them must be +needless. But I suspect this is not the right view of the meaning of +the passage, as Mr. Mivart, from whom the Quarterly Reviewer plainly +draws so much inspiration, tells us that "the consequences which have +been drawn from evolution, whether exclusively Darwinian or not, to +the prejudice of religion, by no means follow from it, and are in fact +illegitimate" (p. 5). + +I may assume, then, that the Quarterly Reviewer and Mr. Mivart admit +that there is no necessary opposition between "evolution, whether +exclusively Darwinian or not," and religion. But then, what do they +mean by this last much-abused term? On this point the Quarterly +Reviewer is silent. Mr. Mivart, on the contrary, is perfectly +explicit, and the whole tenor of his remarks leaves no doubt that by +"religion" he means theology; and by theology, that particular variety +of the great Proteus, which is expounded by the doctors of the Roman +Catholic Church, and held by the members of that religious community +to be the sole form of absolute truth and of saving faith. + +According to Mr. Mivart, the greatest and most orthodox authorities +upon matters of Catholic doctrine agree in distinctly asserting +"derivative creation" or evolution; "and thus their teachings +harmonize with all that modern science can possibly require" (p. 305). + +I confess that this bold assertion interested me more than anything +else in Mr. Mivart's book. What little knowledge I possessed of +Catholic doctrine, and of the influence exerted by Catholic authority +in former times, had not led me to expect that modern science was +likely to find a warm welcome within the pale of the greatest and most +consistent of theological organizations. + +And my astonishment reached its climax when I found Mr. Mivart citing +Father Suarez as his chief witness in favour of the scientific freedom +enjoyed by Catholics--the popular repute of that learned theologian +and subtle casuist not being such as to make his works a likely place +of refuge for liberality of thought. But in these days, when Judas +Iscariot and Robespierre, Henry VIII. and Catiline, have all been +shown to be men of admirable virtue, far in advance of their age, +and consequently the victims of vulgar prejudice, it was obviously +possible that Jesuit Suarez might be in like case. And, spurred by Mr. +Mivart's unhesitating declaration, I hastened to acquaint myself +with such of the works of the great Catholic divine as bore upon +the question, hoping, not merely to acquaint myself with the true +teachings of the infallible Church, and free myself of an unjust +prejudice; but, haply, to enable myself, at a pinch, to put some +Protestant bibliolater to shame, by the bright example of Catholic +freedom from the trammels of verbal inspiration. + +I regret to say that my anticipations have been cruelly disappointed. +But the extent to which my hopes have been crushed can only be fully +appreciated by citing, in the first place, those passages of Mr. +Mivart's work by which they were excited. In his introductory chapter +I find the following passages:-- + +"The prevalence of this theory [of evolution] need alarm no one, for +it is, without any doubt, perfectly consistent with the strictest and +most orthodox Christian[1] theology" (p. 5). + +[Footnote 1: It should be observed that Mr. Mivart employs the term +"Christian" as if it were the equivalent of "Catholic."] + +"Mr. Darwin and others may perhaps be excused if they have not devoted +much time to the study of Christian philosophy; but they have no right +to assume or accept without careful examination, as an unquestioned +fact, that in that philosophy there is a necessary antagonism between +the two ideas 'creation' and 'evolution,' as applied to organic forms. + +"It is notorious and patent to all who choose to seek, that many +distinguished Christian thinkers have accepted, and do accept, both +ideas, i.e. both 'creation' and 'evolution.' + +"As much as ten years ago an eminently Christian writer observed: 'The +creationist theory does not necessitate the perpetual search after +manifestations of miraculous power and perpetual "catastrophes." +Creation is not a miraculous interference with the laws of nature, but +the very institution of those laws. Law and regularity, not arbitrary +intervention, was the patristic ideal of creation. With this notion +they admitted, without difficulty, the most surprising origin of +living creatures, provided it took place by _law_. They held that +when God said, "Let the waters produce," "Let the earth produce," He +conferred forces on the elements of earth and water, which enabled +them naturally to produce the various species of organic beings. This +power, they thought, remains attached to the elements throughout all +time.' The same writer quotes St. Augustin and St. Thomas Aquinas, +to the effect that, 'in the institution of nature, we do not look for +miracles, but for the laws of nature,' And, again, St. Basil speaks +of the continued operation of natural laws in the production of all +organisms. + +"So much for the writers of early and mediaeval times. As to the +present day, the author can confidently affirm that there are many +as well versed in theology as Mr. Darwin is in his own department +of natural knowledge, who would not be disturbed by the thorough +demonstration of his theory. Nay, they would not even be in the least +painfully affected at witnessing the generation of animals of complex +organization by the skilful artificial arrangement of natural forces, +and the production, in the future, of a fish by means analogous to +those by which we now produce urea. + +"And this because they know that the possibility of such phenomena, +though by no means actually foreseen, has yet been fully provided +for in the old philosophy centuries before Darwin, or even centuries +before Bacon, and that their place in the system can be at once +assigned them without even disturbing its order or marring its +harmony. + +"Moreover, the old tradition in this respect has never been abandoned, +however much it may have been ignored or neglected by some modern +writers. In proof of this, it may be observed that perhaps no +post-mediaeval theologian has a wider reception amongst Christians +throughout the world than Suarez, who has a separate section[1] in +opposition to those who maintain the distinct creation of the various +kinds--or substantial forms--of organic life" (pp. 19-21). + +[Footnote 1: Suarez; Metaphysica. Edition Vivés. Paris, 1868, vol. i. +Disput. xv. § 2.] + +Still more distinctly does Mr. Mivart express himself, in the same +sense, in his last chapter, entitled "Theology and Evolution" (pp. +302-5). + +"It appears, then, that Christian thinkers are perfectly free to +accept the general evolution theory. But are there any theological +authorities to justify this view of the matter? + +"Now, considering how extremely recent are these biological +speculations, it might hardly be expected _à priori_ that writers of +earlier ages should have given expression to doctrines harmonizing +in any degree with such very modern views; nevertheless, this is +certainly the case, and it would be easy to give numerous examples. +It will be better, however, to cite one or two authorities of weight. +Perhaps no writer of the earlier Christian ages could be quoted whose +authority is more generally recognized than that of St. Augustin. The +same may be said of the mediaeval period for St. Thomas Aquinas: and +since the movement of Luther, Suarez may be taken as an authority, +widely venerated, and one whose orthodoxy has never been questioned. + +"It must be borne in mind that for a considerable time even after +the last of these writers no one had disputed the generally received +belief as to the small age of the world, or at least of the kinds of +animals and plants inhabiting it. It becomes, therefore, much more +striking if views formed under such a condition of opinion are found +to harmonize with modern ideas concerning 'Creation' and organic Life. + +"Now St. Augustin insists in a very remarkable manner on the merely +derivative sense in which God's creation of organic forms is to +be understood; that is, that God created them by conferring on the +material world the power to evolve them under suitable conditions." + +Mr. Mivart then cites certain passages from St. Augustin, St. Thomas +Aquinas, and Cornelius à Lapide, and finally adds:-- + + "As to Suarez, it will be enough to refer to Disp. xv. sec. + 2, No. 9, p. 508, t.i. edition Vivés, Paris; also Nos. 13--15. + Many other references to the same effect could easily be + given, but these may suffice. + + "It is then evident that ancient and most venerable + theological authorities distinctly assert _derivative_ + creation, and thus their teachings harmonize with all that + modern science can possibly require." + +It will be observed that Mr. Mivart refers solely to Suarez's +fifteenth Disputation, though he adds, "Many other references to the +same effect could easily be given." I shall look anxiously for these +references in the third edition of the "Genesis of Species." For the +present, all I can say is, that I have sought in vain, either in +the fifteenth Disputation, or elsewhere, for any passage in Suarez's +writings which, in the slightest degree, bears out Mr. Mivart's views +as to his opinions.[1] + +[Footnote 1: The edition of Suarez's "Disputationes" from which the +following citations are given, is Birckmann's, in two volumes folio, +and is dated 1630.] + +The title of this fifteenth Disputation is "De causa formali +substantiali," and the second section of that Disputation (to which +Mr. Mivart refers) is headed, "Quomodo possit forma substantialis +fieri in materia et ex materia?" + +The problem which Suarez discusses in this place may be popularly +stated thus: According to the scholastic philosophy every natural body +has two components--the one its "matter" (_materia prima_), the other +its "substantial form" (_forma substantialis_). Of these the matter +is everywhere the same, the matter of one body being indistinguishable +from the matter of any other body. That which differentiates any one +natural body from all others is its substantial form, which inheres +in the matter of that body, as the human soul inheres in the matter +of the frame of man, and is the source of all the activities and other +properties of the body. + +Thus, says Suarez, if water is heated, and the source of heat is then +removed, it cools again. The reason of this is that there is a certain +"_intimius principium_" in the water, which brings it back to the +cool condition when the external impediment to the existence of that +condition is removed. This _intimius principium_, is the "substantial +form" of the water. And the substantial form of the water is not only +the cause (_radix_) of the coolness of the water, but also of its +moisture, of its density, and of all its other properties. + +It will thus be seen that "substantial forms" play nearly the same +part in the scholastic philosophy as "forces" do in modern science; +the general tendency of modern thought being to conceive all bodies as +resolvable into material particles and forces, in virtue of which last +these particles assume those dispositions and exercise those powers +which are characteristic of each particular kind of matter. + +But the Schoolmen distinguished two kinds of substantial forms, +the one spiritual and the other material. The former division is +represented by the human soul, the _anima rationalis_; and they affirm +as a matter, not merely of reason, but of faith, that every human soul +is created out of nothing, and by this act of creation is endowed with +the power of existing for all eternity, apart from the _materia +prima_ of which the corporeal frame of man is composed. And the _anima +rationalis_, once united with the _materia prima_ of the body, +becomes its substantial form, and is the source of all the powers and +faculties of man--of all the vital and sensitive phenomena which he +exhibits--just as the substantial form of water is the source of all +its qualities. + +The "material substantial forms" are those which inform all other +natural bodies except that of man; and the object of Suarez in the +present Disputation, is to show that the axiom "_ex nihilo nihil +fit_," though not true of the substantial form of man, is true of the +substantial forms of all other bodies, the endless mutations of which +constitute the ordinary course of nature. The origin of the difficulty +which he discusses is easily comprehensible. Suppose a piece of bright +iron to be exposed to the air. The existence of the iron depends on +the presence within it of a substantial form, which is the cause of +its properties, e.g. brightness, hardness, weight. But, by degrees, +the iron becomes converted into a mass of rust, which is dull, and +soft, and light, and, in all other respects, is quite different from +the iron. As, in the scholastic view, this difference is due to the +rust being informed by a new substantial form, the grave problem +arises, how did this new substantial form come into being? Has it been +created? or has it arisen by the power of natural causation? If the +former hypothesis is correct, then the axiom, "_ex nihilo nihil fit_," +is false, even in relation to the ordinary course of nature, seeing +that such mutations of matter as imply the continual origin of new +substantial forms are occurring every moment. But the harmonization of +Aristotle with theology was as dear to the Schoolmen, as the smoothing +down the differences between Moses and science is to our Broad +Churchmen, and they were proportionably unwilling to contradict one +of Aristotle's fundamental propositions. Nor was their objection to +flying in the face of the Stagirite likely to be lessened by the fact +that such flight landed them in flat Pantheism. + +So Father Suarez fights stoutly for the second hypothesis; and I quote +the principal part of his argumentation as an exquisite specimen of +that speech which is a "darkening of counsel." + + "13. Secundo de omnibus aliis formis substantialibus (sc. + materialibus) dicendum est non fieri proprie ex nihilo, sed + ex potentia praejacentis materiae educi: ideoque in effectione + harum formarum nil fieri contra illud axioma, _Ex nihila + nihil fit_, si recte intelligatur. Haec assertio sumitur ex + Aristotele 1. Physicorum per totum et libro 7. Metaphyss. + et ex aliis authoribus, quos statim referam. Et declaratur + breviter, nam fieri ex nihilo duo dicit, unum est fieri + absolute et simpliciter, aliud est quod talis effectio fit ex + nihilo. Primum propriè dicitur de re subsistente, quia ejus + est fieri, cujus est esse: id autem proprie quod subsistit et + habet esse; nam quod alteri adjacet, potius est quo aliud est. + Ex hac ergo parte, formae substantiales materiales non fiunt + ex nihilo, quia proprie non fiunt. Atque hanc rationem reddit + Divus Thomas I parte, quaestione 45, articulo 8, et quaestione + 90, articulo 2, et ex dicendis magis explicabitur. Sumendo + ergo ipsum _fieri_ in hac proprietate et rigore, sic fieri + ex nihilo est fieri secundum se totum, id est nulla sui parte + praesupposita, ex quo fiat. Et hac ratione res naturales + dum de novo fiunt, non fiunt ex nihilo, quia fiunt ex + praesupposita materia, ex qua componuntur, et ita non fiunt, + secundum se totae, sed secundum aliquid sui. Formae autem + harum rerum, quamvis revera totam suam entitatem de novo + accipiant, quam antea non habebant, quia vero ipsae non fiunt, + ut dictum est, ideo neque ex nihilo fiunt. Attamen, quia + latiori modo sumendo verbum illud _fieri_ negari non potest: + quia forma facta sit, eo modo quo nunc est, et antea non erat, + ut etiam probat ratio dubitandi posita in principio sectionis, + ideo addendum est, sumpto _fieri_ in hac amplitudine, fieri + ex nihilo non tamen negare habitudinem materialis causea + intrinsecè componentis id quod fit, sed etiam habitudinem + causae materialis per se causantis et sustentantis formam quae + fit, seu confit. Diximus enim in superioribus materiam et esse + causam compositi et formae dependentis ab ilia: ut res ergo + dicatur ex nihilo fieri uterque modus causalitatis negari + debet; et eodem sensu accipiendum est illud axioma, ut + sit verum: _Ex nihilo nihil fit_, scilicet virtute agentis + naturalis et finiti nihil fieri, nisi ex praesupposito + subjecto per se concurrente, et ad compositum et ad formam, + si utrumque suo modo ab eodem agente fiat. Ex his ergo rectè + concluditur, formas substantiales materiales non fieri ex + nihilo, quia fiunt ex materia, quae in suo genere per se + concurrit, et influit ad esse, et fieri talium formarum; + quia, sicut esse non possunt nisi affixae materiae, a qua + sustententur in esse: ita nec fieri possunt, nisi earum + effectio et penetratio in eadem materia sustentetur. Et haec + est propria et per se differentia inter effectionem ex nihilo, + et ex aliquo, propter quam, ut infra ostendemus, prior modus + effciendi superat vim finitam naturaliam agentium, non vero + posterior. + + "14. Ex his etiam constat, proprie de his formis dici non + creari, sed educi de potentia materiae."[1] + +[Footnote 1: Suarez, _loc. cit_. Disput. xv. § ii.] + +If I may venture to interpret these hard sayings, Suarez conceives +that the evolution of substantial forms in the ordinary course of +nature, is conditioned not only by the existence of the _materia +prima_, but also by a certain "concurrence and influence" which +that _materia_ exerts; and every new substantial form being thus +conditioned, and in part, at any rate, caused, by a pre-existing +something, cannot be said to be created out of nothing. + +But as the whole tenor of the context shows, Suarez applies this +argumentation merely to the evolution of material substantial forms +in the ordinary course of nature. How the substantial forms of animals +and plants primarily originated, is a question to which, so far as +I am able to discover, he does not so much as allude in his +"Metaphysical Disputations." Nor was there any necessity that he +should do so, inasmuch as he has devoted a separate treatise of +considerable bulk to the discussion of all the problems which arise +out of the account of the Creation which is given in the Book of +Genesis. And it is a matter of wonderment to me that Mr. Mivart, who +somewhat sharply reproves "Mr. Darwin and others" for not acquainting +themselves with the true teachings of his Church, should allow +himself to be indebted to a heretic like myself for a knowledge of +the existence of that "Tractatus de opere sex Dierum," I in which +the learned Father, of whom he justly speaks, as "an authority widely +venerated, and whose orthodoxy has never been questioned," directly +opposes all those opinions, for which Mr. Mivart claims the shelter of +his authority. + +In the tenth and eleventh chapters of the first book of this treatise, +Suarez inquires in what sense the word "day," as employed in the first +chapter of Genesis, is to be taken. He discusses the views of Philo +and of Augustin on this question, and rejects them. He suggests that +the approval of their allegorizing interpretations by St. Thomas +Aquinas, merely arose out of St. Thomas's modesty, and his desire not +to seem openly to controvert St. Augustin--"voluisse Divus Thomas pro +sua modestia subterfugere vim argumenti potius quam aperte Augustinum +inconstantiae arguere." + +Finally, Suarez decides that the writer of Genesis meant that the +term "day" should be taken in its natural sense; and he winds up +the discussion with the very just and natural remark that "it is +not probable that God, in inspiring Moses to write a history of the +Creation which was to be believed by ordinary people, would have made +him use language, the true meaning of which it is hard to discover, +and still harder to believe."[1] + +[Footnote 1: "Tractatus de opere sex Dierum, seu de Universi +Creatione, quatenus sex diebus perfecta esse, in libro Genesis cap. i. +refertur, et praesertim de productioue hominis in statu innocentiae." +Ed. Birckmann, 1622.] + +And in chapter xii. 3, Suarez further observes:-- + + "Ratio enim retinendi veram significationem diei naturalis est + illa communis, quod verba Scripturae non sunt ad metaphoras + transferenda, nisi vel necessitas cogit, vel ex ipsa scriptura + constet, et maximè in historica narratione et ad instructionem + fidei pertinente: sed haec ratio non minus cogit ad + intelligendum propriè dierum numerum, quam diei qualitatem, + QUIA NON MINUS UNO MODO QUAM ALIO DESTRUITUR SINCERITAS, + IMO ET VERITAS HISTORIAE. Secundo hoc valde confirmant alia + Scripturae loca, in quibus hi sex dies tanquam veri, et inter + se distincti commemorantur, ut Exod. 20 dicitur, _Sex diebus + operabis et facies omnia opera tua, septimo autem die Sabbatum + Domini Dei tui est_. Et infra: _Sex enim diebus fecit Dominus + caelum et terram et mare et omnia quae in eis sunt_, et idem + repetitur in cap. 31. In quibus locis sermonis proprietas + colligi potest tum ex aequiparatione, nam cum dicitur: _sex + diebus operabis_, propriissimè intelligitur: tum quia non est + verisimile, potuisse populum intelligere verba illa in alio + sensu, et è contrario incredibile est, Deum in suis praeceptis + tradendis illis verbis ad populum fuisse loquutum, quibus + deciperetur, falsum sensum concipiendo, si Deus non per sex + veros dies opera sua fecisset." + +These passages leave no doubt that this great doctor of the Catholic +Church, of unchallenged authority and unspotted orthodoxy, not only +declares it to be Catholic doctrine that the work of creation took +place in the space of six natural days; but that he warmly repudiates, +as inconsistent with our knowledge of the Divine attributes, the +supposition that the language which Catholic faith requires the +believer to hold that God inspired, was used in any other sense than +that which He knew it would convey to the minds of those to whom it +was addressed. + +And I think that in this repudiation Father Suarez will have the +sympathy of every man of common uprightness, to whom it is certainly +"incredible" that the Almighty should have acted in a manner which He +would esteem dishonest and base in a man. + +But the belief that the universe was created in six natural days is +hopelessly inconsistent with the doctrine of evolution, in so far as +it applies to the stars and planetary bodies; and it can be made to +agree with a belief in the evolution of living beings only by the +supposition that the plants and animals, which are said to have been +created on the third, fifth, and six days, were merely the primordial +forms, or rudiments, out of which existing plants and animals have +been evolved; so that, on these days, plants and animals were not +created actually, but only potentially. + +The latter view is that held by Mr. Mivart, who follows St. Augustin, +and implies that he has the sanction of Suarez. But, in point of fact, +the latter great light of orthodoxy takes no small pains to give the +most explicit and direct contradiction to all such imaginations, as +the following passages prove. In the first place, as regards plants, +Suarez discusses the problem:-- + + "_Quomodo herba virens et caetera vegetabilia hoc [tertio] die + fuerint producta._[1] + + [Footnote 1: "Propter haec ergo sententia illa Augustini et + propter nimiam obscuritatem et subtilitatem ejus difficilis + creditu est: quia verisimile non est Deum inspirasse Moysi, + ut historiam de creatione mundi ad fidem totius populi adeo + necessariam per nomina dierum explicaret, quorum significatio + vix inveniri et difficillime ab aliquo credi posset." _(Loc. + cit._ Lib. I. cap. xi. 42.)] + + "Praecipua enim difficultas hîc est, quam attingit Div. Thomas + I, par. qu. 69, art. 2, an haec productio plantarum hoc die + facta intelligenda sit de productione ipsarum in proprio esse + actuali et formali (ut sic rem explicerem) vel de productione + tantum in semine et in potentia. Nam Divus Augustinus libro + quinto Genes, ad liter, cap. 4 et 5 et libro 8, cap. 3, + posteriorem partem tradit, dicens, terram in hoc die accepisse + virtutem germinandi omnia vegetabilia quasi concepto omnium + illorum semine, non tamen statim vegetabilia omnia produxisse. + Quod primo suadet verbis illis capitis secundi. _In die quo + fecit Deus coelum et terram et omne virgultum agri priusquam, + germinaret_. Quomodo enim potuerunt virgulta fieri antequam + terra germinaret nisi quia causaliter prius et quasi in + radice, seu in semine facta sunt, et postea in actu producta? + Secundo confirmari potest, quia verbum illud _germinet terra_ + optimè exponitur potestativè ut sic dicam, id est, accipiat + terra vim germinandi. Sicut in eodem capite dicitur _crescite + et multiplicamini_. Tertio potest confirmari, quia actualis + productio vegetabilium non tarn ad opus creationis, quam ad + opus propagationis pertinet, quod postea factum est. Et hanc + sententiam sequitur Eucherius lib. 1, in Gen. cap. 11, et illi + faveat Glossa, interli. Hugo. et Lyran. dum verbum _germinet_ + dicto modo exponunt. NIHILOMINUS CONTRARIA SENTENTIA TENENDA + EST: SCILICET, PRODUXISSE DEUM HOC DIE HERBAM, ARBORES, ET + ALIA VEGETABILIA ACTU IN PROPRIA SPECIE ET NATURA. Haec est + communis sententia Patrum.--Basil, homil. 5; Exaemer. Ambros. + lib. 3; Exaemer. cap. 8,11, et 16; Chrysost, homil. 5 in Gen. + Damascene, lib. 2 de Fid. cap. 10; Theodor. Cyrilli. Bedae, + Glossae ordinariae et aliorum in Gen. Et idem sentit Divus + Thomas, _supra_, solvens argumenta Augustini, quamvis propter + reverentiam ejus quasi problematicè semper procedat. Denique + idem sentiunt omnes qui in his operibus veram successionem et + temporalem distinctionem agnoscant." + +Secondly, with respect to animals, Suarez is no less decided:-- + + _De animalium ratione carentium productione quinto et sexto + die facta._[1] + + "32. Primo ergo nobis certum sit haec animantia non in virtute + tantum aut in semine, sed actu, et in seipsis, facta fuisse + his diebus in quibus facta narrantur. Quanquam Augustinus + lib. 3, Gen. ad liter, cap. 5 in sua persistens sententia + contrarium sentire videatur." + +[Footnote 1: _Loc. cit._ Lib. II. cap. vii. et viii. 1, 32, 35.] + +But Suarez proceeds to refute Augustin's opinions at great length, and +his final judgment may be gathered from the following passage:-- + + "35. Tertio dicendum est, haec animalia omnia his diebus + producta esse, IN PERFECTO STATU, IN SINGULIS INDIVIDUIS, SEU + SPECIEBUS SUIS, JUXTA UNIUSCUJUSQUE NATURAM.... ITAQUE FUERUNT + OMNIA CREATA INTEGRA ET OMNIBUS SUIS MEMBRIS PERFECTA." + +As regards the creation of animals and plants, therefore, it is clear +that Suarez, so far from "distinctly asserting derivative creation," +denies it as distinctly and positively as he can; that he is at much +pains to refute St. Augustin's opinions; that he does not hesitate to +regard the faint acquiescence of St. Thomas Aquinas in the views of +his brother saint as a kindly subterfuge on the part of Divus Thomas; +and that he affirms his own view to be that which is supported by the +authority of the Fathers of the Church. So that, when Mr. Mivart tells +us that Catholic theology is in harmony with all that modern science +can possibly require; that "to the general theory of evolution, and +to the special Darwinian form of it, no exception ... need be taken on +the ground of orthodoxy;" and that "law and regularity, not arbitrary +intervention, was the Patristic ideal of creation," we have to choose +between his dictum, as a theologian, and that of a great light of +his Church, whom he himself declares to be "widely venerated as an +authority, and whose orthodoxy has never been questioned." + +But Mr. Mivart does not hesitate to push his attempt to harmonize +science with Catholic orthodoxy to its utmost limit; and, while +assuming that the soul of man "arises from immediate and direct +creation," he supposes that his body was "formed at first (as now +in each separate individual) by derivative, or secondary creation, +through natural laws" (p. 331). + +This means, I presume, that an animal, having the corporeal form and +bodily powers of man, may have been developed out of some lower form +of life by a process of evolution; and that, after this anthropoid +animal had existed for a longer or shorter time, God made a soul by +direct creation, and put it into the manlike body, which, heretofore, +had been devoid of that _anima rationalis_, which is supposed to be +man's distinctive character. + +This hypothesis is incapable of either proof or disproof, and +therefore may be true; but if Suarez is any authority, it is not +Catholic doctrine. "Nulla est in homine forma educta de potentia +materiae,"[1] is a dictum which is absolutely inconsistent with the +doctrine of the natural evolution of any vital manifestation of the +human body. + +[Footnote 1: Disput. xv. § x. No. 27.] + +Moreover, if man existed as an animal before he was provided with a +rational soul, he must, in accordance with the elementary requirements +of the philosophy in which Mr. Mivart delights, have possessed a +distinct sensitive and vegetative soul, or souls. Hence, when the +"breath of life" was breathed into the manlike animal's nostrils, +he must have already been a living and feeling creature. But Suarez +particularly discusses this point, and not only rejects Mr. Mivart's +view, but adopts language of very theological strength regarding it. + + "Possent praeterea his adjungi argumenta theologica, ut est + illud quod sumitur ex illis verbis Genes. 2. _Formavit Deus + hominem ex limo terrae et inspiravit in faciem ejus spiraculum + vitae et factus est homo in animam viventem_: ille enim + spiritus, quam Deus spiravit, anima rationalis fuit, et PER + EADEM FACTUS EST HOMO VIVENS, ET CONSEQUENTER, ETIAM SENTIENS. + + "Aliud est ex VIII. Synodo Generali quae est + Constantinopolitana IV. can. 11, qui sic habet. _Apparet + quosdam in tantum impietatis venisse ut homines duas animas + habere dogmatizent: talis igitur impietatis inventores et + similes sapientes, cum Vetus et Novum Testamentum_ _omnesque + Ecclesiae patres unam animam rationalem hominem habere + asseverent, Sancta et universalis Synodus anathematizat_."[1] + +[Footnote 1: Disput. xv. "De causa formali substantiali," § x. No. +24.] + +Moreover, if the animal nature of man was the result of evolution, so +must that of woman have been. But the Catholic doctrine, according to +Suarez, is that woman was, in the strictest and most literal sense of +the words, made out of the rib of man. + + "Nihilominus sententia Catholica est, verba illa Scripturae + esse ad literam intelligenda. AC PROINDE VERE, AC REALITER, + TULISSE DEUM COSTAM ADAE, ET, EX ILLA, CORPUS EVAE + FORMASSE."[1] + +[Footnote 1: "Tractatus de Opere," Lib. III. "De hominis creatione," +cap. ii. No. 3.] + +Nor is there any escape in the supposition that some woman existed +before Eve, after the fashion of the Lilith of the rabbis; +since Suarez qualifies that notion, along with some other Judaic +imaginations, as simply "damnabilis."[1] + +[Footnote 1: Ibid. Lib. III. cap. iv. Nos. 8 and 9.] + +After the perusal of the "Tractatus de Opere" it is, in fact, +impossible to admit that Suarez held any opinion respecting the origin +of species, except such as is consistent with the strictest and most +literal interpretation of the words of Genesis. For Suarez, it is +Catholic doctrine, that the world was made in six natural days. On the +first of these days the _materia prima_ was made out of nothing, to +receive afterwards those "substantial forms" which moulded it into +the universe of things; on the third day, the ancestors of all living +plants suddenly came into being, full-grown, perfect, and possessed of +all the properties which now distinguish them; while, on the fifth +and sixth days, the ancestors of all existing animals were similarly +caused to exist in their complete and perfect state, by the infusion +of their appropriate material substantial forms into the matter +which had already been created. Finally on the sixth day, the _anima +rationalis_--that rational and immortal substantial form which is +peculiar to man--was created out of nothing, and "breathed into" a +mass of matter which, till then, was mere dust of the earth, and so +man arose. But the species man was represented by a solitary male +individual, until the Creator took out one of his ribs and fashioned +it into a female. + +This is the view of the "Genesis of Species," held by Suarez to be the +only one consistent with Catholic faith: it is because he holds this +view to be Catholic that he does not hesitate to declare St. Augustin +unsound, and St. Thomas Aquinas guilty of weakness, when the one +swerved from this view and the other tolerated the deviation. And, +until responsible Catholic authority--say, for example, the Archbishop +of Westminster--formally declares that Suarez was wrong, and that +Catholic priests are free to teach their flocks that the world was +_not_ made in six natural days, and that plants and animals were _not_ +created in their perfect and complete state, but have been evolved by +natural processes through long ages from certain germs in which they +were potentially contained, I, for one, shall feel bound to believe +that the doctrines of Suarez are the only ones which are sanctioned +by Infallible Authority, as represented by the Holy Father and the +Catholic Church. + +I need hardly add that they are as absolutely denied and repudiated by +Scientific Authority, as represented by Reason and Fact. The question +whether the earth and the immediate progenitors of its present living +population were made in six natural days or not, is no longer one upon +which two opinions can be held. + +The fact that it did not so come into being stands upon as sound a +basis as any fact of history whatever. It is not true that existing +plants and animals came into being within three days of the creation +of the earth out of nothing, for it is certain that innumerable +generations of other plants and animals lived upon the earth before +its present population. And when, Sunday after Sunday, men who profess +to be our instructors in righteousness read out the statement, "In +six days the Lord made heaven and earth, the sea, and all that in them +is," in innumerable churches, they are either propagating what they +may easily know, and, therefore, are bound to know, to be falsities; +or, if they use the words in some non-natural sense, they fall below +the moral standard of the much-abused Jesuit. + +Thus far the contradiction between Catholic verity and Scientific +verity is complete and absolute, quite independently of the truth or +falsehood of the doctrine of evolution. But, for those who hold the +doctrine of evolution, all the Catholic verities about the creation of +living beings must be no less false. For them, the assertion that +the progenitors of all existing plants were made on the third day, of +animals on the fifth and sixth days, in the forms they now present, is +simply false. Nor can they admit that man was made suddenly out of the +dust of the earth; while it would be an insult to ask an evolutionist +whether he credits the preposterous fable respecting the fabrication +of woman to which Suarez pins his faith. If Suarez has rightly stated +Catholic doctrine, then is evolution utter heresy. And such I believe +it to be. In addition to the truth of the doctrine of evolution, +indeed, one of its greatest merits in my eyes, is the fact that it +occupies a position of complete and irreconcilable antagonism to that +vigorous and consistent enemy of the highest intellectual, moral, and +social life of mankind--the Catholic Church. No doubt, Mr. Mivart, +like other putters of new wine into old bottles, is actuated by +motives which are worthy of respect, and even of sympathy; but his +attempt has met with the fate which the Scripture prophesies for all +such. + +Catholic theology, like all theologies which are based upon the +assumption of the truth of the account of the origin of things given +in the Book of Genesis, being utterly irreconcilable with the doctrine +of evolution, the student of science, who is satisfied that the +evidence upon which the doctrine of evolution rests, is incomparably +stronger and better than that upon which the supposed authority of +the Book of Genesis rests, will not trouble himself further with these +theologies, but will confine his attention to such arguments against +the view he holds as are based upon purely scientific data--and +by scientific data I do not merely mean the truths of physical, +mathematical, or logical science, but those of moral and metaphysical +science. For, by science, I understand all knowledge which rests upon +evidence and reasoning of a like character to that which claims our +assent to ordinary scientific propositions. And if any one is able to +make good the assertion that his theology rests upon valid evidence +and sound reasoning, then it appears to me that such theology will +take its place as a part of science. + +The present antagonism between theology and science does not arise +from any assumption by the men of science that all theology must +necessarily be excluded from science; but simply because they are +unable to allow that reason and morality have two weights and two +measures; and that the belief in a proposition, because authority +tells you it is true, or because you wish to believe it, which is a +high crime and misdemeanour when the subject matter of reasoning is +of one kind, becomes under the _alias_ of "faith" the greatest of all +virtues, when the subject matter of reasoning is of another kind. + +The Bishop of Brechin said well the other day:--"Liberality in +religion--I do not mean tender and generous allowances for the +mistakes of others--is only unfaithfulness to truth."[1] And, with +the same qualification, I venture to paraphrase the Bishop's dictum: +"Ecclesiasticism in science is only unfaithfulness to truth." + +[Footnote 1: Charge at the Diocesan Synod of Brechin. _Scotsman_, +Sept. 14, 1871.] + +Elijah's great question, "Will you serve God or Baal? Choose ye," is +uttered audibly enough in the ears of every one of us as we come to +manhood. Let every man who tries to answer it seriously, ask himself +whether he can be satisfied with the Baal of authority, and with all +the good things his worshippers are promised in this world and the +next. If he can, let him, if he be so inclined, amuse himself with +such scientific implements as authority tells him are safe and will +not cut his fingers; but let him not imagine he is, or can be, both a +true son of the Church and a loyal soldier of science. + +And, on the other hand, if the blind acceptance of authority appears +to him in its true colours, as mere private judgment _in excelsis_, +and if he have the courage to stand alone, face to face with the abyss +of the Eternal and Unknowable, let him be content, once for all, not +only to renounce the good things promised by "Infallibility," but even +to bear the bad things which it prophesies; content to follow reason +and fact in singleness and honesty of purpose, wherever they may lead, +in the sure faith that a hell of honest men will, to him, be more +endurable than a paradise full of angelic shams. + +Mr. Mivart asserts that "without a belief in a personal God, there is +no religion worthy of the name." This is a matter of opinion. But +it may be asserted, with less reason to fear contradiction, that the +worship of a personal God, who, on Mr. Mivart's hypothesis, must +have used language studiously calculated to deceive His creatures and +worshippers, is "no religion worthy of the name." "Incredibile est, +Deum illis verbis ad populum fuisse locutum quibus deciperetur," is a +verdict in which, for once, Jesuit casuistry concurs with the healthy +moral sense of all mankind. + +Having happily got quit of the theological aspect of evolution, the +supporter of that great truth who turns to the scientific objections +which are brought against it by recent criticism, finds, to his +relief, that the work before him is greatly lightened by the +spontaneous retreat of the enemy from nine-tenths of the territory +which he occupied ten years ago. Even the Quarterly Reviewer not only +abstains from venturing to deny that evolution has taken place, but he +openly admits that Mr. Darwin has forced on men's minds "a recognition +of the probability, if not more, of evolution, and of the certainty of +the action of natural selection" (p. 49). + +I do not quite see, myself, how, if the action of natural selection is +_certain_, the occurrence of evolution is only _probable_; inasmuch as +the development of a new species by natural selection is, so far as +it goes, evolution. However, it is not worth while to quarrel with +the precise terms of a sentence which shows that the high watermark of +intelligence among those most respectable of Britons, the readers of +the _Quarterly Review_, has now reached such a level that the next +tide may lift them easily and pleasantly on the once-dreaded shore of +evolution. Nor, having got there, do they seem likely to stop, until +they have reached the inmost heart of that great region, and accepted +the ape ancestry of, at any rate, the body of man. For the Reviewer +admits that Mr. Darwin can be said to have established: + + "That if the various kinds of lower animals have been evolved + one from the other by a process of natural generation or + evolution, then it becomes highly probable, _à priori_, that + man's body has been similarly evolved; but this, in such a + case, becomes equally probable from the admitted fact that he + is an animal at all" (p. 65). + +From the principles laid down in the last sentence, it would follow +that if man were constructed upon a plan as different from that of any +other animal as that of a sea-urchin is from that of a whale, it +would be "equally probable" that he had been developed from some other +animal as it is now, when we know that for every bone, muscle, tooth, +and even pattern of tooth, in man, there is a corresponding bone, +muscle, tooth, and pattern of tooth, in an ape. And this shows one +of two things--either that the Quarterly Reviewer's notions of +probability are peculiar to himself; or, that he has such an +overpowering faith in the truth of evolution, that no extent of +structural break between one animal and another is sufficient to +destroy his conviction that evolution has taken place. + +But this by the way. The importance of the admission that there is +nothing in man's physical structure to interfere with his having been +evolved from an ape, is not lessened because it is grudgingly made and +inconsistently qualified. And instead of jubilating over the extent of +the enemy's retreat, it will be more worth while to lay siege to his +last stronghold--the position that there is a distinction in kind +between the mental faculties of man and those of brutes; and that, in +consequence of this distinction in kind, no gradual progress from +the mental faculties of the one to those of the other can have taken +place. + +The Quarterly Reviewer entrenches himself within formidable-looking +psychological outworks, and there is no getting at him without +attacking them one by one. + +He begins by laying down the following proposition: "'Sensation' is +not 'thought,' and no amount of the former would constitute the most +rudimentary condition of the latter, though sensations supply the +conditions for the existence of 'thought' or 'knowledge'" (p. 67). + +This proposition is true, or not, according to the sense in which the +word "thought" is employed. Thought is not uncommonly used in a sense +co-extensive with consciousness, and, especially, with those states +of consciousness we call memory. If I recall the impression made by a +colour or an odour, and distinctly remember blueness or muskiness, I +may say with perfect propriety that I "think of" blue or musk; and, +so long as the thought lasts, it is simply a faint reproduction of the +state of consciousness to which I gave the name in question, when it +first became known to me as a sensation. + +Now, if that faint reproduction of a sensation, which we call the +memory of it, is properly termed a thought, it seems to me to be +a somewhat forced, proceeding to draw a hard and fast line of +demarcation between thoughts and sensations. If sensations are +not rudimentary thoughts, it may be said that some thoughts are +rudimentary sensations. No amount of sound constitutes an echo, but +for all that no one would pretend that an echo is something of totally +different nature from a sound. Again, nothing can be looser, or more +inaccurate, than the assertion that "sensations supply the conditions +for the existence of thought or knowledge." If this implies that +sensations supply the conditions for the existence of our memory of +sensations or of our thoughts about sensations, it is a truism which +it is hardly worth while to state so solemnly. If it implies that +sensations supply anything else, it is obviously erroneous. And if it +means, as the context would seem to show it does, that sensations are +the subject-matter of all thought or knowledge, then it is no less +contrary to fact, inasmuch as our emotions, which constitute a +large part of the subject-matter of thought or of knowledge, are not +sensations. + +More eccentric still is the Quarterly Reviewer's next piece of +psychology. + + "Altogether, we may clearly distinguish at least six kinds of + action to which the nervous system ministers:-- + + "I. That in which impressions received result in appropriate + movements without the intervention of sensation or thought, as + in the cases of injury above given.--This is the reflex action + of the nervous system. + + "II. That in which stimuli from without result in sensations + through the agency of which their due effects are wrought + out--Sensation. + + "III. That in which impressions received result in + sensations which give rise to the observation of sensible + objects.--Sensible perception. + + "IV. That in which sensations and perceptions continue to + coalesce, agglutinate, and combine in more or less complex + aggregations, according to the laws of the association of + sensible perceptions.--Association. + + "The above four groups contain only indeliberate operations, + consisting, as they do at the best, but of mere _presentative_ + sensible ideas in no way implying any reflective or + _representative_ faculty. Such actions minister to and form + _Instinct_. Besides these, we may distinguish two other kinds + of mental action, namely:-- + + "V. That in which sensations and sensible perceptions are + reflected on by thought, and recognized as our own, and + we ourselves recognized by ourselves as affected and + perceiving.--Self-consciousness. + + "VI. That in which we reflect upon our sensations or + perceptions, and ask what they are, and why they are.--Reason. + + "These two latter kinds of action are deliberate operations, + performed, as they are, by means of representative ideas + implying the use of a _reflective representative_ faculty. + Such actions distinguish the _intellect_ or rational faculty. + Now, we assert that possession in perfection of all the first + four _(presentative)_ kinds of action by no means implies + the possession of the last two _(representative)_ kinds. + All persons, we think, must admit the truth of the following + proposition:-- + + "Two faculties are distinct, not in degree but _in kind_, + if we may possess the one in perfection without that fact + implying that we possess the other also. Still more will + this be the case if the two faculties tend to increase in + an inverse ratio. Yet this is the distinction between the + _instinctive_ and the _intellectual_ parts of man's nature. + + "As to animals, we fully admit that they may possess all the + first four groups of actions--that they may have, so to speak, + mental images of sensible objects combined in all degrees of + complexity, as governed by the laws of association. We deny to + them, on the other hand, the possession of the last two + kinds of mental action. We deny them, that is, the power of + reflecting on their own existence, or of inquiring into the + nature of objects and their causes. We deny that they know + that they know or know themselves in knowing. In other words, + we deny them _reason_. The possession of the presentative + faculty, as above explained, in no way implies that of the + reflective faculty; nor does any amount of direct operation + imply the power of asking the reflective question before + mentioned, as to 'what' and 'why.'" _(Loc. cit_. pp. 67, 68.) + +Sundry points are worthy of notice in this remarkable account of the +intellectual powers. In the first place the Reviewer ignores emotion +and volition, though they are no inconsiderable "kinds of action to +which the nervous system ministers," and memory has a place in his +classification only by implication. Secondly, we are told that the +second "kind of action to which the nervous system ministers" is "that +in which stimuli from without result in sensations through the agency +of which their due effects are wrought out.--Sensation." Does this +really mean that, in the writer's opinion, "sensation" is the "agent" +by which the "due effect" of the stimulus, which gives rise to +sensation, is "wrought out"? Suppose somebody runs a pin into me. The +"due effect" of that particular stimulus will probably be threefold; +namely, a sensation of pain, a start, and an interjectional expletive. +Does the Quarterly Reviewer really think that the "sensation" is the +"agent" by which the other two phenomena are wrought out? + +But these matters are of little moment to anyone but the Reviewer +and those persons who may incautiously take their physiology, or +psychology, from him. The really interesting point is this, that when +he fully admits that animals "may possess all the first four groups +of actions," he grants all that is necessary for the purposes of +the evolutionist. For he hereby admits that in animals "impressions +received result in sensations which give rise to the observation +of sensible objects," and that they have what he calls "sensible +perception." Nor was it possible to help the admission; for we have +as much reason to ascribe to animals, as we have to attribute to our +fellow-men, the power, not only of perceiving external objects as +external, and thus practically recognizing the difference between the +self and the not-self; but that of distinguishing between like +and unlike, and between simultaneous and successive things. When a +gamekeeper goes out coursing with a greyhound in leash, and a hare +crosses the field of vision, he becomes the subject of those states +of consciousness we call visual sensation, and that is all he receives +from without. Sensation, as such, tells him nothing whatever about +the cause of these states of consciousness; but the thinking faculty +instantly goes to work upon the raw material of sensation furnished to +it through the eye, and gives rise to a train of thoughts. First comes +the thought that there is an object at a certain distance; then arises +another thought--the perception of the likeness between the states of +consciousness awakened by this object to those presented by memory, +as, on some former occasion, called up by a hare; this is succeeded +by another thought of the nature of an emotion--namely, the desire +to possess the hare; then follows a longer or shorter train of other +thoughts, which end in a volition and an act--the loosing of the +greyhound from the leash. These several thoughts are the concomitants +of a process which goes on in the nervous system of the man. Unless +the nerve-elements of the retina, of the optic nerve, of the brain, of +the spinal chord, and of the nerves of the arms went through certain +physical changes in due order and correlation, the various states +of consciousness which have been enumerated would not make their +appearance. So that in this, as in all other intellectual operations, +we have to distinguish two sets of successive changes--one in the +physical basis of consciousness, and the other in consciousness +itself; one set which may, and doubtless will, in course of time, +be followed through all their complexities by the anatomist and the +physicist, and one of which only the man himself can have immediate +knowledge. + +As it is very necessary to keep up a clear distinction between +these two processes, let the one be called _neurosis_, and the other +_psychosis_. When the gamekeeper was first trained to his work, every +step in the process of neurosis was accompanied by a corresponding +step in that of psychosis, or nearly so. He was conscious of seeing +something, conscious of making sure it was a hare, conscious of +desiring to catch it, and therefore to loose the greyhound at the +right time, conscious of the acts by which he let the dog out of the +leash. But with practice, though the various steps of the neurosis +remain--for otherwise the impression on the retina would not result +in the loosing of the dog--the great majority of the steps of the +psychosis vanish, and the loosing of the dog follows unconsciously, or +as we say, without thinking about it, upon the sight of the hare. +No one will deny that the series of acts which originally intervened +between the sensation and the letting go of the dog were, in the +strictest sense, intellectual and rational operations. Do they cease +to be so when the man ceases to be conscious of them? That depends +upon what is the essence and what the accident of those operations, +which, taken together, constitute ratiocination. + +Now ratiocination is resolvable into predication, and predication +consists in marking, in some way, the existence, the co-existence, +the succession, the likeness and unlikeness, of things or their ideas. +Whatever does this, reasons; and if a machine produces the effects of +reason, I see no more ground for denying to it the reasoning power, +because it is unconscious, than I see for refusing to Mr. Babbage's +engine the title of a calculating machine on the same grounds. + +Thus it seems to me that a gamekeeper reasons, whether he is conscious +or unconscious, whether his reasoning is carried on by neurosis alone, +or whether it involves more or less psychosis. And if this is true +of the gamekeeper, it is also true of the greyhound. The essential +resemblances in all points of structure and function, so far as they +can be studied, between the nervous system of the man and that of the +dog, leave no reasonable doubt that the processes which go on in the +one are just like those which take place in the other. In the dog, +there can be no doubt that the nervous matter which lies between +the retina and the muscles undergoes a series of changes, precisely +analogous to those which, in the man, give rise to sensation, a train +of thought, and volition. + +Whether this neurosis is accompanied by such psychosis as ours, it is +impossible to say; but those who deny that the nervous changes, which, +in the dog, correspond with those which underlie thought in a man, are +accompanied by consciousness, are equally bound to maintain that those +nervous changes in the dog, which correspond with those which underlie +sensation in a man, are also unaccompanied by consciousness. In other +words, if there is no ground for believing that a dog thinks, neither +is there any for believing that he feels. + +As is well known, Descartes boldly faced this dilemma, and +maintained that all animals were mere machines and entirely devoid of +consciousness. But he did not deny, nor can anyone deny, that in this +case they are reasoning machines, capable of performing all those +operations which are performed by the nervous system of man when he +reasons. For even supposing that in man, and in man only, psychosis is +superadded to neurosis--the neurosis which is common to both man +and animal gives their reasoning processes a fundamental unity. +But Descartes's position is open to very serious objections, if the +evidence that animals feel is insufficient to prove that they really +do so. What is the value of the evidence which leads one to believe +that one's fellow-man feels? The only evidence in this argument of +analogy, is the similarity of his structure and of his actions to +one's own. And if that is good enough to prove that one's fellow-man +feels, surely it is good enough to prove that an ape feels. For the +differences of structure and function between men and apes are utterly +insufficient to warrant the assumption, that while men have those +states of consciousness we call sensations, apes have nothing of the +kind. Moreover, we have as good evidence that apes are capable of +emotion and volition as we have that men other than ourselves are. But +if apes possess three out of the four kinds of states of consciousness +which we discover in ourselves, what possible reason is there for +denying them the fourth? If they are capable of sensation, emotion, +and volition, why are they to be denied thought (in the sense of +predication)? + +No answer has ever been given to these questions. And as the law of +continuity is as much opposed, as is the common sense of mankind, to +the notion that all animals are unconscious machines, it may safely be +assumed that no sufficient answer ever will be given to them. + +There is every reason to believe that consciousness is a function +of nervous matter, when, that nervous matter has attained a certain +degree of organization, just as we know the other "actions to which +the nervous system ministers," such as reflex action and the like, to +be. As I have ventured to state my view of the matter elsewhere, "our +thoughts are the expression of molecular changes in that matter of +life which is the source of our other vital phenomena." + +Mr. Wallace objects to this statement in the following terms:-- + + "Not having been able to find any clue in Professor Huxley's + writings to the steps by which he passes from those vital + phenomena, which consist only, in their last analysis, of + movements by particles of matter, to those other phenomena + which we term thought, sensation, or consciousness; but, + knowing that so positive an expression of opinion from him + will have great weight with many persons, I shall endeavour + to show, with as much brevity as is compatible with clearness, + that this theory is not only incapable of proof, but is also, + as it appears to me, inconsistent with accurate conceptions of + molecular physics." + +With all respect for Mr. Wallace, it appears to me that his remarks +are entirely beside the question. I really know nothing whatever, and +never hope to know anything, of the steps by which the passage from +molecular movement to states of consciousness is effected; and I +entirely agree with the sense of the passage which he quotes from +Professor Tyndall, apparently imagining that it is in opposition to +the view I hold. + +All that I have to say is, that, in my belief, consciousness and +molecular action are capable of being expressed by one another, just +as heat and mechanical action are capable of being expressed in terms +of one another. Whether we shall ever be able to express consciousness +in foot-pounds, or not, is more than I will venture to say; but +that there is evidence of the existence of some correlation between +mechanical motion and consciousness, is as plain as anything can be. +Suppose the poles of an electric battery to be connected by a platinum +wire. A certain intensity of the current gives rise in the mind of a +bystander to that state of consciousness we call a "dull red light"--a +little greater intensity to another which we call a "bright red +light;" increase the intensity, and the light becomes white; and, +finally, it dazzles, and a new state of consciousness arises, which we +term pain. Given the same wire and the same nervous apparatus, and the +amount of electric force required to give rise to these several states +of consciousness will be the same, however often the experiment +is repeated. And as the electric force, the light-waves, and the +nerve-vibrations caused by the impact of the light-waves on the +retina, are all expressions of the molecular changes which are taking +place in the elements of the battery; so consciousness is, in the same +sense, an expression of the molecular changes which take place in that +nervous matter, which is the organ of consciousness. + +And, since this, and any number of similar examples that may be +required, prove that one form of consciousness, at any rate, is, in +the strictest sense, the expression of molecular change, it really +is not worth while to pursue the inquiry, whether a fact so easily +established is consistent with any particular system of molecular +physics or not. + +Mr. Wallace, in fact, appears to me to have mixed up two very distinct +propositions: the one, the indisputable truth that consciousness is +correlated with molecular changes in the organ of consciousness; +the other, that the nature of that correlation is known, or can be +conceived, which is quite another matter. Mr. Wallace, presumably, +believes in that correlation of phenomena which we call cause and +effect as firmly as I do. But if he has ever been able to form the +faintest notion how a cause gives rise to its effect, all I can say is +that I envy him. Take the simplest case imaginable--suppose a ball in +motion to impinge upon another ball at rest. I know very well, as a +matter of fact, that the ball in motion will communicate some of its +motion to the ball at rest, and that the motion of the two balls after +collision is precisely correlated with the masses of both balls and +the amount of motion of the first. But how does this come about? In +what manner can we conceive that the _vis viva_ of the first ball +passes into the second? I confess I can no more form any conception +of what happens in this case, than I can of what takes place when the +motion of particles of my nervous matter, caused by the impact of a +similar ball, gives rise to the state of consciousness I call pain. In +ultimate analysis everything is incomprehensible, and the whole object +of science is simply to reduce the fundamental incomprehensibilities +to the smallest possible number. + +But to return to the Quarterly Reviewer. He admits that animals +have "mental images of sensible objects, combined in all degrees of +complexity, as governed by the laws of association." Presumably, by +this confused and imperfect statement the Reviewer means to admit +more than the words imply. For mental images of sensible objects, +even though "combined in all degrees of complexity," are, and can be, +nothing more than mental images of sensible objects. But judgments, +emotions, and volitions cannot by any possibility be included under +the head of "mental images of sensible objects." + +If the greyhound had no better mental endowment than the Reviewer +allows him, he might have the "mental image" of the "sensible +object"--the hare--and that might be combined with the mental images +of other sensible objects, to any degree of complexity, but he would +have no power of judging it to be at a certain distance from him; no +power of perceiving its similarity to his memory of a hare; and no +desire to get at it. Consequently he would stand stock still, and the +noble art of coursing would have no existence. On the other hand, +as that art is largely practised, it follows that greyhounds alone +possess a number of mental powers, the existence of which, in any +animal, is absolutely denied by the Quarterly Reviewer. + +Finally, what are the mental powers which he reserves as the especial +prerogative of man? They are two. First, the recognition of "ourselves +by ourselves as affected and perceiving.--Self-consciousness." + +Secondly. "The reflection upon our sensations and perceptions, and +asking what they are and why they are.--Reason." + +To the faculty defined in the last sentence, the Reviewer, without +assigning the least ground for thus departing from both common usage +and technical propriety, applies the name of reason. But if man is not +to be considered a reasoning being, unless he asks what his sensations +and perceptions are, and why they are, what is a Hottentot, or an +Australian black fellow; or what the "swinked hedger" of an ordinary +agricultural district? Nay, what becomes of an average country squire +or parson? How many of these worthy persons who, as their wont is, +read the _Quarterly Review_, would do other than stand agape, if you +asked them whether they had ever reflected what their sensations and +perceptions are, and why they are? + +So that if the Reviewer's new definition of reason be correct, the +majority of men, even among the most civilized nations, are devoid of +that supreme characteristic of manhood. And if it be as absurd as I +believe it to be, then, as reason is certainly not self-consciousness, +and as it, as certainly, is one of the "actions to which the nervous +system ministers," we must, if the Reviewer's classification is to be +adopted, seek it among those four faculties which he allows animals +to possess. And thus, for the second time, he really surrenders, while +seeming to defend, his position. + +The Quarterly Reviewer, as we have seen, lectures the evolutionists +upon their want of knowledge of philosophy altogether. Mr. Mivart +is not less pained at Mr. Darwin's ignorance of moral science. It is +grievous to him that Mr. Darwin (and _nous autres_) should not +have grasped the elementary distinction between material and formal +morality; and he lays down as an axiom, of which no tyro ought to be +ignorant, the position that "acts, unaccompanied by mental acts +of conscious will directed towards the fulfilment of duty," are +"absolutely destitute of the most incipient degree of real or formal +goodness." + +Now this may be Mr. Mivart's opinion, but it is a proposition which, +really, does not stand on the footing of an undisputed axiom. Mr. Mill +denies it in his work on Utilitarianism. The most influential writer +of a totally opposed school, Mr. Carlyle, is never weary of denying +it, and upholding the merit of that virtue which is unconscious; nay, +it is, to my understanding, extremely hard to reconcile Mr. Mivart's +dictum with that noble summary of the whole duty of man--"Thou shalt +love the Lord thy God with all thy heart, and with all thy soul, and +with all thy strength; and thou shalt love thy neighbour as thyself." +According to Mr. Mivart's definition, the man who loves God and his +neighbour, and, out of sheer love and affection for both, does all he +can to please them, is, nevertheless, destitute of a particle of real +goodness. + +And it further happens that Mr. Darwin, who is charged by Mr. Mivart +with being ignorant of the distinction between material and formal +goodness, discusses the very question at issue, in a passage which +is well worth reading (vol. i.p. 87), and also comes to a conclusion +opposed to Mr. Mivart's axiom. A proposition which has been so much +disputed and repudiated, should, under no circumstances, have been +thus confidently assumed to be true. For myself, I utterly reject +it, inasmuch as the logical consequence of the adoption of any such +principle is the denial of all moral value to sympathy and affection. +According to Mr. Mivart's axiom, the man who, seeing another +struggling in the water, leaps in at the risk of his own life to save +him, does that which is "destitute of the most incipient degree of +real goodness," unless, as he strips off his coat, he says to himself, +"Now mind, I am going to do this because it is my duty and for no +other reason;" and the most beautiful character to which humanity +can attain, that of the man who does good without thinking about it, +because he loves justice and mercy and is repelled by evil, has no +claim on our moral approbation. The denial that a man acts morally +because he does not think whether he does so or not, may be put upon +the same footing as the denial of the title of an arithmetician to the +calculating boy, because he did not know how he worked his sums. If +mankind ever generally accept and act upon Mr. Mivart's axiom, they +will simply become a set of most unendurable prigs; but they never +have accepted it, and I venture to hope that evolution has nothing so +terrible in store for the human race. + +But, if an action, the motive of which is nothing out affection or +sympathy, may be deserving of moral approbation and really good, who +that has ever had a dog of his own will deny that animals are capable +of such actions? Mr. Mivart indeed says:--"It may be safely affirmed, +however, that there is no trace in brutes of any actions simulating +morality which are not explicable by the fear of punishment, by the +hope of pleasure, or by personal affection" (p. 221). But it may +be affirmed, with equal truth, that there is no trace in men of any +actions which are not traceable to the same motives. If a man does +anything, he does it either because he fears to be punished if he +does not do it, or because he hopes to obtain pleasure by doing it, or +because he gratifies his affections[1] by doing it. + +[Footnote 1: In separating pleasure and the gratification of +affection, I simply follow Mr. Mivart without admitting the justice of +the separation.] + +Assuming the position of the absolute moralists, let it be granted +that there is a perception of right and wrong innate in every man. +This means, simply, that when certain ideas are presented to his +mind, the feeling of approbation arises; and when certain others, the +feeling of disapprobation. To do your duty is to earn the approbation +of your conscience, or moral sense; to fail in your duty is to feel +its disapprobation, as we all say. Now, is approbation a pleasure or +a pain? Surely a pleasure. And is disapprobation a pleasure or a pain? +Surely a pain. Consequently all that is really meant by the absolute +moralists is that there is, in the very nature of man, something which +enables him to be conscious of these particular pleasures and pains. +And when they talk of immutable and eternal principles of morality, +the only intelligible sense which I can put upon the words, is that +the nature of man being what it is, he always has been, and always +will be, capable of feeling these particular pleasures and pains. _A +priori_, I have nothing to say against this proposition. Admitting its +truth, I do not see how the moral faculty is on a different footing +from any of the other faculties of man. If I choose to say that it is +an immutable and eternal law of human nature that "ginger is hot +in the mouth," the assertion has as much foundation of truth as the +other, though I think it would be expressed in needlessly pompous +language. I must confess that I have never been able to understand why +there should be such a bitter quarrel between the intuitionists and +the utilitarians. The intuitionist is, after all, only a utilitarian +who believes that a particular class of pleasures and pains has an +especial importance, by reason of its foundation in the nature of man, +and its inseparable connection with his very existence as a thinking +being. And as regards the motive of personal affection: Love, as +Spinoza profoundly says, is the association of pleasure with that +which is loved.[1] Or, to put it to the common sense of mankind, +is the gratification of affection a pleasure or a pain? Surely a +pleasure. So that whether the motive which leads us to perform +an action is the love of our neighbour, or the love of God, it is +undeniable that pleasure enters into that motive. + +[Footnote 1: "Nempe, Amor nihil aliud est, quam Laetitia, concomitante +idea causae externae."--_Ethices_ III. xiii.] + +Thus much in reply to Mr. Mivart's arguments. I cannot but think +that it is to be regretted that he ekes them out by ascribing to the +doctrines of the philosophers with whom he does not agree, logical +consequences which have been over and over again proved not to flow +from them: and when reason fails him, tries the effect of an injurious +nickname. According to the views of Mr. Spencer, Mr. Mill, and Mr. +Darwin, Mr. Mivart tells us, "_virtue is a mere kind of retrieving;" +_ and, that we may not miss the point of the joke, he puts it in +italics. But what if it is? Does that make it less virtue? Suppose I +say that sculpture is a "mere way" of stone-cutting, and painting +a "mere way" of daubing canvas, and music a "mere way" of making a +noise, the statements are quite true; but they only show that I see no +other method of depreciating some of the noblest aspects of humanity, +than that of using language in an inadequate and misleading sense +about them. And the peculiar in appropriateness of this particular +nickname to the views in question, arises from the circumstance which +Mr. Mivart would doubtless have recollected, if his wish to ridicule +had not for the moment obscured his judgment--that whether the law +of evolution applies to man or not, that of hereditary transmission +certainly does. Mr. Mivart will hardly deny that a man owes a large +share of the moral tendencies which he exhibits to his ancestors; +and the man who inherits a desire to steal from a kleptomaniac, or a +tendency to benevolence from a Howard, is, so far as he illustrates +hereditary transmission, comparable to the dog who inherits the desire +to fetch a duck out of the water from his retrieving sire. So that, +evolution, or no evolution, moral qualities are comparable to a "kind +of retrieving;" though the comparison, if meant for the purposes of +casting obloquy on evolution, does not say much for the fairness of +those who make it. + +The Quarterly Reviewer and Mr. Mivart base their objections to the +evolution of the mental faculties of man from those of some lower +animal form, upon what they maintain to be a difference in kind +between the mental and moral faculties of men and brutes; and I +have endeavoured to show, by exposing the utter unsoundness of their +philosophical basis, that these objections are devoid of importance. + +The objections which Mr. Wallace brings forward to the doctrine of +the evolution of the mental faculties of man from those of brutes +by natural causes, are of a different order, and require separate +consideration. + +If I understand him rightly, he by no means doubts that both the +bodily and the mental faculties of man have been evolved from those of +some lower animal; but he is of opinion, that some agency beyond that +which has been concerned in the evolution of ordinary animals, has +been operative in the case of man. "A superior intelligence has guided +the development of man in a definite direction and for a special +purpose, just as man guides the development of many animal and +vegetable forms."[1] I understand this to mean that, just as the +rock-pigeon has been produced by natural causes, while the +evolution of the tumbler from the blue rock has required the special +intervention of the intelligence of man, so some anthropoid form may +have been evolved by variation and natural selection; but it could +never have given rise to man, unless some superior intelligence had +played the part of the pigeon-fancier. + +[Footnote 1: The limits of Natural Selection as applied to Man _(loc. +cit_. p. 359).] + +According to Mr. Wallace, "whether we compare the savage with the +higher developments of man, or with the brutes around him, we are +alike driven to the conclusion, that, in his large and well-developed +brain, he possesses an organ quite disproportioned to his +requirements" (p. 343); and he asks, "What is there in the life of the +savage but the satisfying of the cravings of appetite in the simplest +and easiest way? What thoughts, idea, or actions are there that raise +him many grades above the elephant or the ape?" (p. 342). I answer Mr. +Wallace by citing a remarkable passage which occurs in his instructive +paper on "Instinct in Man and Animals." + + "Savages make long journeys in many directions, and, their + whole faculties being directed to the subject, they gain a + wide and accurate knowledge of the topography, not only + of their own district, but of all the regions round about. + Everyone who has travelled in a new direction communicates his + knowledge to those who have travelled less, and descriptions + of routes and localities, and minute incidents of travel, form + one of the main staples of conversation around the evening + fire. Every wanderer or captive from another tribe adds to + the store of information, and, as the very existence of + individuals and of whole families and tribes depends upon + the completeness of this knowledge, all the acute perceptive + faculties of the adult savage are directed to acquiring and + perfecting it. The good hunter or warrior thus comes to know + the bearing of every hill and mountain range, the directions + and junctions of all the streams, the situation of each tract + characterized by peculiar vegetation, not only within the + area he has himself traversed, but perhaps for a hundred miles + around it. His acute observation enables him to detect the + slightest undulations of the surface, the various changes of + subsoil and alterations in the character of the vegetation + that would be quite imperceptible to a stranger. His eye is + always open to the direction in which he is going; the mossy + side of trees, the presence of certain plants under the shade + of rocks, the morning and evening flight of birds, are to + him indications of direction almost as sure as the sun in the + heavens" (pp. 207-8). + +I have seen enough of savages to be able to declare that nothing can +be more admirable than this description of what a savage has to learn. +But it is incomplete. Add to all this the knowledge which a savage +is obliged to gain of the properties of plants, of the characters and +habits of animals, and of the minute indications by which their course +is discoverable: consider that even an Australian can make excellent +baskets and nets, and neatly fitted and beautifully balanced spears; +that he learns to use these so as to be able to transfix a quartern +loaf at sixty yards; and that very often, as in the case of the +American Indians, the language of a savage exhibits complexities which +a well-trained European finds it difficult to master: consider that +every time a savage tracks his game, he employs a minuteness of +observation, and an accuracy of inductive and deductive reasoning +which, applied to other matters, would assure some reputation to a man +of science, and I think we need ask no further why he possesses such a +fair supply of brains. In complexity and difficulty, I should say that +the intellectual labour of a "good hunter or warrior" considerably +exceeds that of an ordinary Englishman. The Civil Service Examiners +are held in great terror by young Englishmen; but even their ferocity +never tempted them to require a candidate to possess such a knowledge +of a parish, as Mr. Wallace justly points out savages may possess of +an area a hundred miles, or more, in diameter. + +But suppose, for the sake of argument, that a savage has more brains +than seems proportioned to his wants, all that can be said is that +the objection to natural selection, if it be one, applies quite +as strongly to the lower animals. The brain of a porpoise is quite +wonderful for its mass, and for the development of the cerebral +convolutions. And yet since we have ceased to credit the story of +Arion, it is hard to believe that porpoises are much troubled with +intellect: and still more difficult is it to imagine that their big +brains are only a preparation for the advent of some accomplished +cetacean of the future. Surely, again, a wolf must have too much +brains, or else how is it that a dog, with only the same quantity and +form of brain, is able to develop such singular intelligence? The wolf +stands to the dog in the same relation as the savage to the man; and, +therefore, if Mr. Wallace's doctrine holds good, a higher power must +have superintended the breeding up of wolves from some inferior stock, +in order to prepare them to become dogs. + +Mr. Wallace further maintains that the origin of some of man's mental +faculties by the preservation of useful variations is not possible. +Such, for example, are "the capacity to form ideal conceptions of +space and time, of eternity and infinity; the capacity for intense +artistic feelings of pleasure in form, colour, and composition; and +for those abstract notions of form and number which render geometry +and arithmetic possible." "How," he asks, "were all or any of these +faculties first developed, when they could have been of no possible +use to man in his early stages of barbarism?" + +Surely the answer is not far to seek. The lowest savages are as +devoid of any such conceptions as the brutes themselves. What sort of +conceptions of space and time, of form and number, can be possessed by +a savage who has not got so far as to be able to count beyond five or +six, who does not know how to draw a triangle or a circle, and has not +the remotest notion of separating the particular quality we call +form, from the other qualities of bodies? None of these capacities +are exhibited by men, unless they form part of a tolerably advanced +society. And, in such a society, there are abundant conditions by +which a selective influence is exerted in favour of those persons who +exhibit an approximation towards the possession of these capacities. + +The savage who can amuse his fellows by telling a good story over the +nightly fire, is held by them in esteem and rewarded, in one way or +another, for so doing in other words, it is an advantage to him to +possess this power. He who can carve a paddle, or the figure-head of +a canoe better, similarly profits beyond his duller neighbour. He +who counts a little better than others, gets most yams when barter +is going on, and forms the shrewdest estimate of the numbers of an +opposing tribe. The experience of daily life shows that the conditions +of our present social existence exercise the most extraordinarily +powerful selective influence in favour of novelists, artists, and +strong intellects of all kinds; and it seems unquestionable that +all forms of social existence must have had the same tendency, if we +consider the indisputable facts that even animals possess the power of +distinguishing form and number, and that they are capable of deriving +pleasure from particular forms and sounds. If we admit, as Mr. Wallace +does, that the lowest savages are not raised "many grades above the +elephant and the ape;" and if we further admit, as I contend must be +admitted, that the conditions of social life tend, powerfully, to +give an advantage to those individuals who vary in the direction of +intellectual or aesthetic excellence, what is there to interfere +with the belief that these higher faculties, like the rest, owe their +development to natural selection? + +Finally, with respect to the development of the moral sense out of the +simple feelings of pleasure and pain, liking and disliking, with which +the lower animals are provided, I can find nothing in Mr. Wallace's +reasonings which has not already been met by Mr. Mill, Mr. Spencer, or +Mr. Darwin. + +I do not propose to follow the Quarterly Reviewer and Mr. Mivart +through the long string of objections in matters of detail which they +bring against Mr. Darwin's views. Everyone who has considered +the matter carefully will be able to ferret out as many more +"difficulties;" but he will also, I believe, fail as completely as +they appear to me to have done, in bringing forward any fact which is +really contradictory of Mr. Darwin's views. Occasionally, too, their +objections and criticisms are based upon errors of their own. As, for +example, when Mr. Mivart and the Quarterly Reviewer insist upon the +resemblances between the eyes of _Cephalopoda_ and _Vertebrata_, +quite forgetting that there are striking and altogether fundamental +differences between them; or when the Quarterly Reviewer corrects Mr. +Darwin for saying that the gibbons, "without having been taught, +can walk or run upright with tolerable quickness, though they move +awkwardly, and much less securely than man." The Quarterly Reviewer +says, "This is a little misleading, inasmuch as it is not stated that +this upright progression is effected by placing the enormously long +arms behind the head, or holding them out backwards as a balance in +progression." + +Now, before carping at a small statement like this, the Quarterly +Reviewer should have made sure that he was quite right. But he happens +to be quite wrong. I suspect he got his notion of the manner in which +a gibbon walks from a citation in "Man's Place in Nature." But at +that time I had not seen a gibbon walk. Since then I have, and I can +testify that nothing can be more precise than Mr. Darwin's statement. +The gibbon I saw walked without either putting his arms behind his +head or holding them out backwards. All he did was to touch the ground +with the outstretched fingers of his long arms now and then, just as +one sees a man who carries a stick, but does not need one, touch the +ground with it as he walks along. + +Again, a large number of the objections brought forward by Mr. Mivart +and the Quarterly Reviewer apply to evolution in general, quite as +much as to the particular form of that doctrine advocated by Mr. +Darwin; or, to their notions of Mr. Darwin's views and not to what +they really are. An excellent example of this class of difficulties +is to be found in Mr. Mivart's chapter on "Independent Similarities +of Structure." Mr. Mivart says that these cannot be explained by +an "absolute and pure Darwinian," but "that an innate power and +evolutionary law, aided by the corrective action of natural selection, +should have furnished like needs with like aids, is not at all +improbable" (p. 82). + +I do not exactly know what Mr. Mivart means by an "absolute and +pure Darwinian;" indeed Mr. Mivart makes that creature hold so many +singular opinions that I doubt if I can ever have seen one alive. But +I find nothing in his statement of the view which he imagines to +be originated by himself, which is really inconsistent with what I +understand to be Mr. Darwin's views. + +I apprehend that the foundation of the theory of natural selection is +the fact that living bodies tend incessantly to vary. This variation +is neither indefinite, nor fortuitous, nor does it take place in all +directions, in the strict sense of these words. + +Accurately speaking, it is not indefinite, nor does it take place in +all directions, because it is limited by the general characters of the +type to which the organism exhibiting the variation belongs. A whale +does not tend to vary in the direction of producing feathers, nor a +bird in the direction of developing whalebone. In popular language +there is no harm in saying that the waves which break upon the +sea-shore are indefinite, fortuitous, and break in all directions. +In scientific language, on the contrary, such a statement would be +a gross error, inasmuch as every particle of foam is the result of +perfectly definite forces, operating according to no less definite +laws. In like manner, every variation of a living form, however +minute, however apparently accidental, is inconceivable except as the +expression of the operation of molecular forces or "powers" resident +within the organism. And, as these forces certainly operate according +to definite laws, their general result is, doubtless, in accordance +with some general law which subsumes them all. And there appears to +be no objection to call this an "evolutionary law." But nobody is the +wiser for doing so, or has thereby contributed, in the least degree, +to the advance of the doctrine of evolution, the great need of which +is a theory of variation. + +When Mr. Mivart tells us that his "aim has been to support the +doctrine that these species have been evolved by ordinary _natural +laws_ (for the most part unknown), aided by the _subordinate_ action +of 'natural selection'" (pp. 332-3), he seems to be of opinion that +his enterprise has the merit of novelty. All I can say is that I have +never had the slightest notion that Mr. Darwin's aim is in any way +different from this. If I affirm that "species have been evolved by +variation[1] (a natural process, the laws of which are for the most +part unknown), aided by the subordinate action of natural selection," +it seems to me that I enunciate a proposition which constitutes the +very pith and marrow of the first edition of the "Origin of Species." +And what the evolutionist stands in need of just now, is not an +iteration of the fundamental principle of Darwinism, but some light +upon the questions, What are the limits of variation? and, If +a variety has arisen, can that variety be perpetuated, or even +intensified, when selective conditions are indifferent, or perhaps +unfavourable, to its existence? I cannot find that Mr. Darwin has ever +been very dogmatic in answering these questions. Formerly, he seems +to have inclined to reply to them in the negative, while now his +inclination is the other way. Leaving aside those broad questions of +theology, philosophy, and ethics, by the discussion of which neither +the Quarterly Reviewer nor Mr. Mivart can be said to have damaged +Darwinism--whatever else they have injured--this is what their +criticisms come to. They confound a struggle for some rifle-pits with +an assault on the fortress. + +[Footnote 1: Including under this head hereditary transmission.] + +In some respects, finally, I can only characterize the Quarterly +Reviewer's treatment of Mr. Darwin as alike unjust and unbecoming. +Language of this strength requires justification, and on that ground I +add the remarks which follow. + +The Quarterly Reviewer opens his essay by a careful enumeration of +all those points upon which, during the course of thirteen years of +incessant labour, Mr. Darwin has modified his opinions. It has often +and justly been remarked, that what strikes a candid student of Mr. +Darwin's works is not so much his industry, his knowledge, or even +the surprising fertility of his inventive genius; but that unswerving +truthfulness and honesty which never permit him to hide a weak place, +or gloss over a difficulty, but lead him, on all occasions, to point +out the weak places in his own armour, and even sometimes, it appears +to me, to make admissions against himself which are quite unnecessary. +A critic who desires to attack Mr. Darwin has only to read his works +with a desire to observe, not their merits, but their defects, and +he will find, ready to hand, more adverse suggestions than are likely +ever to have suggested themselves to his own sharpness, without Mr. +Darwin's self-denying aid. + +Now this quality of scientific candour is not so common that it needs +to be discouraged; and it appears to me to deserve other treatment +than that adopted by the Quarterly Reviewer, who deals with Mr. Darwin +as an Old Bailey barrister deals with a man against whom he wishes +to obtain a conviction, _per fas aut nefas_, and opens his case by +endeavouring to create a prejudice against the prisoner in the minds +of the jury. In his eagerness to carry out this laudable design, the +Quarterly Reviewer cannot even state the history of the doctrine +of natural selection without an oblique and entirely unjustifiable +attempt to depreciate Mr. Darwin. "To Mr. Darwin," says he, "and +(through Mr. Wallace's reticence) to Mr. Darwin alone, is due the +credit of having first brought it prominently forward and demonstrated +its truth." No one can less desire than I do, to throw a doubt upon +Mr. Wallace's originality, or to question his claim to the honour of +being one of the originators of the doctrine of natural selection; but +the statement that Mr. Darwin has the sole credit of originating the +doctrine because of Mr. Wallace's reticence is simply ridiculous. The +proof of this is, in the first place, afforded by Mr. Wallace himself, +whose noble freedom from petty jealousy in this matter, smaller folk +would do well to imitate; and who writes thus:--"I have felt all my +life, and I still feel, the most sincere satisfaction that Mr. Darwin +had been at work long before me, and that it was not left for me to +attempt to write the 'Origin of Species.' I have long since measured +my own strength, and know well that it would be quite unequal to that +task." So that if there was any reticence at all in the matter, it +was Mr. Darwin's reticence during the long twenty years of study which +intervened between the conception and the publication of his theory, +which gave Mr. Wallace the chance of being an independent discoverer +of the importance of natural selection. And, finally, if it be +recollected that Mr. Darwin's and Mr. Wallace's essays were published +simultaneously in the _Journal of the Linnaean Society_ for 1858, it +follows that the Reviewer, while obliquely depreciating Mr. Darwin's +deserts, has in reality awarded to him a priority which, in legal +strictness, does not exist. + +Mr. Mivart, whose opinions so often concur with those of the Quarterly +Reviewer, puts the case in a way, which I much regret to be obliged to +say, is, in my judgment, quite as incorrect; though the injustice may +be less glaring. He says that the theory of natural selection is, +in general, exclusively associated with the name of Mr. Darwin, "on +account of the noble self-abnegation of Mr. Wallace." As I have said, +no one can honour Mr. Wallace more than I do, both for what he has +done and for what he has not done, in his relation to Mr. Darwin. And +perhaps nothing is more creditable to him than his frank declaration +that he could not have written such a work as the "Origin of Species." +But, by this declaration, the person most directly interested in the +matter repudiates, by anticipation, Mr. Mivart's suggestion that Mr. +Darwin's eminence is more or less due to Mr. Wallace's modesty. + + + + +XI. + +THE GENEALOGY OF ANIMALS.[1] + + +Considering that Germany now takes the lead of the world in scientific +investigation, and particularly in biology, Mr. Darwin must be well +pleased at the rapid spread of his views among some of the ablest and +most laborious of German naturalists. + +[Footnote 1: "The Natural History of Creation." By Dr. Ernst Haeckel +(_Natürliche Schöpfungs-Geschichte._--Von Dr. Ernst Haeckel, Professor +an der Universität Jena.) Berlin, 1868.] + +Among those, Professor Haeckel, of Jena, is the Coryphaeus. I know of +no more solid and important contributions to biology in the past seven +years than Haeckel's work on the _Radiolaria_, and the researches of +his distinguished colleague Gegenbaur, in vertebrate anatomy; while +in Haeckel's _Generelle Morphologie_ there is all the force, +suggestiveness, and, what I may term the systematizing power, of Oken, +without his extravagance. The _Generelle Morphologie_ is, in fact, an +attempt to put the doctrine of Evolution, so far as it applies to +the living world, into a logical form; and to work out its practical +applications to their final results. The work before us, again, may +be said to be an exposition of the _Generelle Morphologie_ for an +educated public, consisting, as it does, of the substance of a series +of lectures delivered before a mixed audience at Jena, in the session +1867-8. + +"The Natural History of Creation,"--or, as Professor Haeckel admits +it would have been better to call his work, "The History of the +Development or Evolution of Nature,"--deals, in the first six +lectures, with the general and historical aspects of the question, +and contains a very interesting and lucid account of the views of +Linnaeus, Cuvier, Agassiz, Goethe, Oken, Kant, Lamarck, Lyell, and +Darwin, and of the historical filiation of these philosophers. + +The next six lectures are occupied by a well-digested statement of Mr. +Darwin's views. The thirteenth lecture discusses two topics which are +not touched by Mr. Darwin, namely, the origin of the present form of +the solar system, and that of living matter. Full justice is done to +Kant, as the originator of that "cosmic gas theory," as the Germans +somewhat quaintly call it, which is commonly ascribed to Laplace. With +respect to spontaneous generation, while admitting that there is no +experimental evidence in its favour, Professor Haeckel denies the +possibility of disproving it, and points out that the assumption that +it has occurred is a necessary part of the doctrine of Evolution. The +fourteenth lecture, on "Schöpfungs-Perioden und Schöpfungs-Urkunden," +answers pretty much to the famous disquisition on the "Imperfection of +the Geological Record" in the _Origin of Species_. + +The following five lectures contain the most original matter of any, +being devoted to "Phylogeny," or the working out of the details of the +process of Evolution in the animal and vegetable kingdoms, so as +to prove the line of descent of each group of living beings, and to +furnish it with its proper genealogical tree, or "phylum." + +The last lecture considers objections and sums up the evidence in +favour of biological Evolution. + +I shall best testify to my sense of the value of the work thus briefly +analysed if I now proceed to note down some of the more important +criticisms which have been suggested to me by its perusal. + +I. In more than one place, Professor Haeckel enlarges upon the service +which the _Origin of Species_ has done, in favouring what he terms +the "causal or mechanical" view of living nature as opposed to the +"teleological or vitalistic" view. And no doubt it is quite true that +the doctrine of Evolution is the most formidable opponent of all +the commoner and coarser forms of Teleology. But perhaps the most +remarkable service to the philosophy of Biology rendered by Mr. Darwin +is the reconciliation of Teleology and Morphology, and the explanation +of the facts of both which his views offer. + +The Teleology which supposes that the eye, such as we see it in man +or one of the higher _Vertebrata_, was made with the precise structure +which it exhibits, for the purpose of enabling the animal which +possesses it to see, has undoubtedly received its death-blow. +Nevertheless it is necessary to remember that there is a wider +Teleology, which is not touched by the doctrine of Evolution, but is +actually based upon the fundamental proposition of Evolution. That +proposition is, that the whole world, living and not living, is the +result of the mutual interaction, according to definite laws, of the +forces possessed by the molecules of which the primitive nebulosity of +the universe was composed. If this be true, it is no less certain that +the existing world lay, potentially, in the cosmic vapour; and that a +sufficient intelligence could, from a knowledge of the properties of +the molecules of that vapour, have predicted, say the state of the +Fauna of Britain in 1869, with as much certainty as one can say what +will happen to the vapour of the breath in a cold winter's day. + +Consider a kitchen clock, which ticks loudly, shows the hours, +minutes, and seconds, strikes, cries "cuckoo!" and perhaps shows the +phases of the moon. When the clock is wound up, all the phenomena +which it exhibits are potentially contained in its mechanism, and a +clever clockmaker could predict all it will do after an examination of +its structure. + +If the evolution theory is correct, the molecular structure of the +cosmic gas stands in the same relation to the phenomena of the world +as the structure of the clock to its phenomena. + +Now let us suppose a death-watch, living in the clock-case, to be a +learned and intelligent student of its works. He might say, "I find +here nothing but matter and force and pure mechanism from beginning to +end," and he would be quite right. But if he drew the conclusion that +the clock was not contrived for a purpose, he would be quite wrong. +On the other hand, imagine another death-watch of a different turn of +mind. He, listening to the monotonous "tick! tick!" so exactly like +his own, might arrive at the conclusion that the clock was itself a +monstrous sort of death-watch, and that its final cause and purpose +was to tick. How easy to point to the clear relation of the whole +mechanism to the pendulum, to the fact that the one thing the clock +did always and without intermission was to tick, and that all the rest +of its phenomena were intermittent and subordinate to ticking! For +all this, it is certain that kitchen clocks are not contrived for the +purpose of making a ticking noise. + +Thus the teleological theorist would be as wrong as the mechanical +theorist, among our death-watches; and, probably, the only death-watch +who would be right would be the one who should maintain that the +sole thing death-watches could be sure about was the nature of the +clock-works and the way they move; and that the purpose of the clock +lay wholly beyond the purview of beetle faculties. + +Substitute "cosmic vapour" for "clock," and "molecules" for "works," +and the application of the argument is obvious. The teleological +and the mechanical views of nature are not, necessarily, mutually +exclusive. On the contrary, the more purely a mechanist the speculator +is, the more firmly does he assume a primordial molecular arrangement, +of which all the phenomena of the universe are the consequences; and +the more completely is he thereby at the mercy of the teleologist, +who can always defy him to disprove that this primordial molecular +arrangement was not intended to evolve the phenomena of the universe. +On the other hand, if the teleologist assert that this, that, or +the other result of the working of any part of the mechanism of the +universe is its purpose and final cause, the mechanist can always +inquire how he knows that it is more than an unessential incident--the +mere ticking of the clock, which he mistakes for its function. And +there seems to be no reply to this inquiry, any more than to the +further, not irrational, question, why trouble oneself about matters +which are out of reach, when the working of the mechanism itself, +which is of infinite practical importance, affords scope for all our +energies? + +Professor Haeckel has invented a new and convenient name, +"Dysteleology," for the study of the "purposelessnesses" which are +observable in living organisms--such as the multitudinous cases of +rudimentary and apparently useless structures. I confess, however, +that it has often appeared to me that the facts of Dysteleology cut +two ways. If we are to assume, as evolutionists in general do, +that useless organs atrophy, such cases as the existence of lateral +rudiments of toes, in the foot of a horse, place us in a dilemma. For, +either these rudiments are of no use to the animal, in which case, +considering that the horse has existed in its present form since the +Pliocene epoch, they surely ought to have disappeared; or they are of +some use to the animal, in which case they are of no use as arguments +against Teleology. A similar, but still stronger, argument may be +based upon the existence of teats, and even functional mammary glands, +in male mammals. Numerous cases of "Gynaecomasty," or functionally +active breasts in men, are on record, though there is no mammalian +species whatever in which the male normally suckles the young. Thus, +there can be little doubt that the mammary gland was as apparently +useless in the remotest male mammalian ancestor of man as in living +men, and yet it has not disappeared. Is it then still profitable +to the male organism to retain it? Possibly; but in that case its +dysteleological value is gone. + +II. Professor Haeckel looks upon the causes which have led to the +present diversity of living nature as twofold. Living matter, he tells +us, is urged by two impulses: a centripetal, which tends to preserve +and transmit the specific form, and which he identifies with heredity; +and a centrifugal, which results from the tendency of external +conditions to modify the organism and effect its adaptation to +themselves. The internal impulse is conservative, and tends to the +preservation of specific, or individual, form; the external impulse is +metamorphic, and tends to the modification of specific, or individual, +form. + +In developing his views upon this subject, Professor Haeckel +introduces qualifications which disarm some of the criticisms I should +have been disposed to offer; but I think that his method of stating +the case has the inconvenience of tending to leave out of sight +the important fact--which is a cardinal point in the Darwinian +hypothesis--that the tendency to vary, in a given organism, may have +nothing to do with the external conditions to which that individual +organism is exposed, but may depend wholly upon internal conditions. +No one, I imagine, would dream of seeking in the direct influence of +the external conditions of his life for the cause of the development +of the sixth finger and toe in the famous Maltese. + +I conceive that both hereditary transmission and adaptation need to be +analysed into their constituent conditions by the further application +of the doctrine of the Struggle for Existence. It is a probable +hypothesis, that what the world is to organisms in general, each +organism is to the molecules of which it is composed. Multitudes of +these, having diverse tendencies, are competing with one another for +opportunity to exist and multiply; and the organism, as a whole, is as +much the product of the molecules which are victorious as the Fauna, +or Flora, of a country is the product of the victorious organic beings +in it. + +On this hypothesis, hereditary transmission is the result of the +victory of particular molecules contained in the impregnated germ. +Adaptation to conditions is the result of the favouring of the +multiplication of those molecules whose organizing tendencies are +most in harmony with such conditions. In this view of the matter, +conditions are not actively productive, but are passively permissive; +they do not cause variation in any given direction, but they permit +and favour a tendency in that direction which already exists. + +It is true that, in the long run, the origin of the organic molecules +themselves, and of their tendencies, is to be sought in the external +world; but if we carry our inquiries as far back as this, the +distinction between internal and external impulses vanishes. On the +other hand, if we confine ourselves to the consideration of a single +organism, I think it must be admitted that the existence of an +internal metamorphic tendency must be as distinctly recognized as +that of an internal conservative tendency; and that the influence of +conditions is mainly, if not wholly, the result of the extent to which +they favour the one, or the other, of these tendencies. + +III. There is only one point upon which I fundamentally and entirely +disagree with Professor Haeckel, but that is the very important one +of his conception of geological time, and of the meaning of the +stratified rocks as records and indications of that time. Conceiving +that the stratified rocks of an epoch indicate a period of depression, +and that the intervals between the epochs correspond with periods +of elevation of which we have no record, he intercalates between the +different epochs, or periods, intervals which he terms "Ante-periods." +Thus, instead of considering the Triassic, Jurassic, Cretaceous, and +Eocene periods, as continuously successive, he interposes a +period before each, as an "Antetrias-zeit," "Antejura-zeit," +"Antecreta-zeit," "Antecocen-zeit," &c. And he conceives that the +abrupt changes between the Faunae of the different formations are due +to the lapse of time, of which we have no organic record, during their +"Ante-periods." + +The frequent occurrence of strata containing assemblages of organic +forms which are intermediate between those of adjacent formations, is, +to my mind, fatal to this view. In the well-known St. Cassian beds, +for example, Palaeozoic and Mesozoic forms are commingled, and, +between the Cretaceous and the Eocene formations, there are similar +transitional beds. On the other hand, in the middle of the Silurian +series, extensive unconformity of the strata indicates the lapse of +vast intervals of time between the deposit of successive beds, without +any corresponding change in the Fauna. + +Professor Haeckel will, I fear, think me unreasonable, if I say that +he seems to be still overshadowed by geological superstitions; and +that he will have to believe in the completeness of the geological +record far less than he does at present. He assumes, for example, that +there was no dry land, nor any terrestrial life, before the end of the +Silurian epoch, simply because, up to the present time, no indications +of fresh water, or terrestrial organisms, have been found in rocks of +older date. And, in speculating upon the origin of a given group, he +rarely goes further back than the "Ante-period," which precedes that +in which the remains of animals belonging to that group are found. +Thus, as fossil remains of the majority of the groups of _Reptilia_ +are first found in the Trias, they are assumed to have originated in +the "Antetriassic" period, or between the Permian and Triassic epochs. + +I confess this is wholly incredible to me. The Permian and the +Triassic deposits pass completely into one another; there is no sort +of discontinuity answering to an unrecorded "Antetrias;" and, what +is more, we have evidence of immensely extensive dry land during the +formation of these deposits. We know that the dry land of the Trias +absolutely teemed with reptiles of all groups except Pterodactyles, +Snakes, and perhaps Tortoises; there is every probability that true +Birds existed, and _Mammalia_ certainly did. Of the inhabitants of the +Permian dry land, on the contrary, all that have left a record are a +few lizards. Is it conceivable that these last should really +represent the whole terrestrial population of that time, and that +the development of Mammals, of Birds, and of the highest forms of +Reptiles, should have been crowded into the time during which the +Permian conditions quietly passed away, and the Triassic conditions +began? Does not any such supposition become in the highest degree +improbable, when, in the terrestrial or fresh-water Labyrinthodonts, +which lived on the land of the Carboniferous epoch, as well as on +that of the Trias, we have evidence that one form, of terrestrial life +persisted, throughout all these ages, with no important modification? +For my part, having regard to the small amount of modification (except +in the way of extinction) which the Crocodilian, Lacertilian, and +Chelonian _Reptilia_ have undergone, from the older Mesozoic times to +the present day, I cannot but put the existence of the common stock +from which they sprang far back in the Palaeozoic epoch; and I should +apply a similar argumentation to all other groups of animals. + +IV. Professor Haeckel proposes a number of modifications in Taxonomy, +all of which are well worthy of consideration. Thus he establishes a +third primary division of the living world, distinct from both +animals and plants, under the name of the _Protista_, to include the +_Myxomycetes_, the _Diatomaceae_, and the _Labyrinthulae_, which are +commonly regarded as plants, with the _Noctilucae_, the _Flagellata_, +the _Rhizopoda_, the _Protoplasta_, and the _Monera_, which are most +generally included within the animal world. A like attempt has been +made, by other writers, to escape the inconvenience of calling these +dubious organisms by the name of plant or animal; but I confess, +it appears to me, that the inconvenience which is eluded in one +direction, by this step, is met in two others. Professor Haeckel +himself doubts whether the _Fungi_ ought not to be removed into his +_Protista_. If they are not, indeed, the _Myxomycetes_ render the +drawing of every line of demarcation between _Protista_ and Plants +impossible. But if they are, who is to define the _Fungi_ from the +_Algae_? Yet the sea-weeds are surely, in every respect, plants. +On the other hand, Professor Haeckel puts the sponges among the +_Coelenterata_ (or polypes and corals), with the double inconvenience, +as it appears to me, of separating the sponges from their immediate +kindred, the _Protoplasta_, and destroying the definition of the +_Coelenterata_. So again, the _Infusoria_ possess all the characters +of animality, but it can hardly be said that they are as clearly +allied to the worms as they are to the _Noctilucae_. + +On the whole, it appears to me to be most convenient to adhere to +the old plan of calling such of these low forms as are more animal in +habit, _Protozoa_, and such as are more vegetal, _Protophyta_. + +Another considerable innovation is the proposition to divide the class +Pisces into the four groups of _Leptocardia, Cyclostomata, Pisces_, +and _Dipneusta_. As regards the establishment of a separate class for +the Lancelet _(Amphioxus)_, I think there can be little doubt of the +propriety of so doing, inasmuch as it is far more different from all +other fishes than they are from one another. And there is much to +be said in favour of the same promotion of the _Cyclostomata_, or +Lampreys and Hags. But considering the close relation of the +Mudfish with the _Ganoidei_, and the wide differences between the +_Elasmobranchii_ and the _Teleostei_, I greatly doubt the propriety of +separating the _Dipneusta_, as a class, from the other _Pisces_. + +Professor Haeckel proposes to break up the vertebrate sub-kingdom, +first, into the two provinces of _Leptocardia_ and _Pachycardia; +Amphioxus_ being in the former, and all other vertebrates in the +latter division. The _Pachycardia_ are then divided into _Monorhina_, +which contains the Cyclostome fishes, distinguished by their single +nasal aperture; and _Amphirhina_, comprising the other _Vertebrata_, +which have two nasal apertures. These are further subdivided into +_Anamnia (Pisces, Dipneusta, Amphibia)_ and _Amniota (Reptilia, Aves, +Mammalia)_. This classification undoubtedly expresses many of the most +important facts in vertebrate structure in a clear and compendious +way; whether it is the best that can he adopted remains to be seen. + +With much reason the Lemurs are removed altogether from the +_Primates_, under the name of _Prosimiae_. But I am surprised to +find the _Sirenia_ left in one group with the _Cetacea_, and the +_Plesiosauria_ with the _Ichthyosauria_; the ordinal distinctness of +these having, to my mind, been long since fully established. + +V. In Professor Haeckel's speculations on Phylogeny, or the genealogy +of animal forms, there is much that is profoundly interesting, and +his suggestions are always supported by sound knowledge and great +ingenuity. Whether one agrees or disagrees with him, one feels that +he has forced the mind into lines of thought in which it is more +profitable to go wrong than to stand still. + +To put his views into a few words, he conceives that all forms of life +originally commenced as _Monera_, or simple particles of protoplasm; +and that these _Monera_ originated from not-living matter. Some of the +_Monera_ acquired tendencies towards the Protistic, others towards the +Vegetal, and others towards the Animal modes of life. The last became +animal _Monera_. Some of the animal _Monera_ acquired a nucleus, and +became amoeba-like creatures; and, out of certain of these, ciliated +infusorium-like animals were developed. These became modified into two +stirpes: A, that of the worms; and B, that of the sponges. The latter +by progressive modification gave rise to all the _Coelenterata_; the +former to all other animals. But A soon broke up into two principal +stirpes, of which one, _a_, became the root of the _Annelida, +Echinodermata_, and _Arthropoda_, while the other, _b_, gave rise to +the _Polyzoa_ and _Ascidioida_, and produced the two remaining stirpes +of the _Vertebrata_ and the _Mollusca_. + +Perhaps the most startling proposition of all those which Professor +Haeckel puts before us is that which he bases upon Kowalewsky's +researches into the development of _Amphioxus_ and of the +_Ascidioida_, that the origin of the _Vertebrata_ is to be sought +in an Ascidioid form. Goodsir long ago insisted upon the resemblance +between _Amphioxus_ and the Ascidians; but the notion of a genetic +connection between the two, and especially the identification of the +notochord of the _Vertebrate_ with the axis of the caudal appendage of +the larva of the Ascidian, is a novelty which, at first, takes one's +breath away. I must confess, however, that the more I have pondered +over it, the more grounds appear in its favour, though I am not +convinced that there is any real parallelism between the mode +of development of the ganglion of the _Ascidian_ and that of the +_Vertebrate_ cerebro-spinal axis. + +The hardly less startling hypothesis that the _Echinoderms_ are +coalesced worms, on the other hand, appears to be open to serious +objection. As a matter of anatomy, it does not seem to me to +correspond with fact; for there is no worm with a calcareous skeleton, +nor any which has a band-like ventral nerve, superficial to which lies +an ambulacral vessel. And, as a question of development, the formation +of the radiate _Echinoderm_ within its vermiform larva seems to me +to be analogous to the formation of a radiate Medusa upon a Hydrozoic +stock. But a Medusa is surely not the result of the coalescence of as +many organisms as it presents morphological segments. + +Professor Haeckel adduces the fossil _Crossopodia_ and _Phyllodocites_ +as examples of the Annelidan forms, by the coalescence of which +the Echinoderms may have been produced; but, even supposing the +resemblance of these worms to detached starfish arms to be perfect, +it is possible that they may be the extreme term, and not the +commencement, of Echinoderm development. A pentacrinoid Echinoderm, +with a complete jointed stalk, is developed within the larva of +_Antedon_. Is it not possible that the larva of _Crossopodia_ may have +developed a vermiform Echinoderm? + +With respect to the Phylogeny of the _Arthropoda_, I find myself +disposed to take a somewhat different view from that of Professor +Haeckel. He assumes that the primary stock of the whole group was +a crustacean, having that _Nauplius_ form in which Fritz Müller +has shown that so many _Crustacea_ commence their lives. All the +_Entomostraca_ arose by the modification of some one or other of these +Naupliform "_Archicarida_." Other _Archicarida_ underwent a further +metamorphosis into a _Zoaea_-form. From some of these "_Zoeopoda_" +arose all the remaining Malacostracous _Crustacea_; while, from +others, was developed some form analogous to the existing _Galeodes_, +out of which proceeded, by gradual differentiation, all the +_Myriapoda, Arachnida,_ and _Insecta_. + +I should, be disposed to interpret the facts of the embryological +history and of the anatomy of the _Arthropoda_ in a different manner. +The _Copepoda_, the _Ostracoda_, and the _Branchiopoda_ are +the _Crustacea_ which have departed least from the embryonic or +_Nauplius_-forms; and, of these, I imagine that the _Copepoda_ +represent the hypothetical _Archicarida_ most closely. _Apus_ and +_Sapphirina_ indicate the relations of these Archaeocarids with the +_Trilobita_, and the _Eurypterida_ connect the _Trilobita_ and the +_Copepoda_ with the _Xiphosura_. But the _Xiphosura_ have such close +morphological relations with the _Arachnida_, and especially with the +oldest known Arachnidan, _Scorpio_, that I cannot doubt the existence +of a genetic connection between the two groups. On the other hand, the +_Branchiopoda_ do, even at the present day, almost pass into the +true _Podophthalmia_, by _Nebalia_. By the _Trilobita_, again, the +_Archicarida_ are connected with such _Edriophthalmia_ as _Serolis_. +The _Stomapoda_ are extremely modified _Edriophthalmia_ of the +amphipod type. On the other side, the _Isopoda_ lead to the +_Myriapoda_, and the latter to the _Insecta_. Thus the Arthropod +phylum, which suggests itself to me, is that the branches of the +_Podophthalmia_, of the _Insecta_ (with the _Myriapoda_), and of the +_Arachnida_, spring separately and distinctly from the Archaeocarid +root--and that the _Zoaea_-forms occur only at the origin of the +Podophthalmous branch. + +The phylum of the _Vertebrata_ is the most interesting of all, and is +admirably discussed by Professor Haeckel. I can note only a few points +which seem to me to be open to discussion. The _Monorhina_, having +been developed out of the _Leptocardia_, gave rise, according to +Professor Haeckel, to a shark-like form, which was the common stock +of all the _Amphirhina_. From this "Protamphirhine" were developed, in +divergent lines, the true Sharks, Rays, and _Chimaerae_; the Ganoids, +and the _Dipneusta_. The _Teleostei_ are modified _Ganoidei_. The +_Dipneusta_ gave rise to the _Amphibia_, which are the root of all +other _Vertebrata_, inasmuch as out of them were developed the first +_Vertebrata_ provided with an amnion, or the _Protamniota_. The +_Protamniota_ split up into two stems, one that of the _Mammalia_, the +other common to _Reptilia_ and _Aves_. + +The only modification which it occurs to me to suggest in this +general view of the Phylogeny of the _Vertebrata_ is, that the +"Protamphirhine" was possibly more ganoid than shark-like. So far as +our present information goes the Ganoids are as old as the Sharks; +and it is very interesting to observe that the remains of the oldest +Ganoids, _Cephalaspis_ and _Pteraspis_, have as yet displayed no trace +of jaws. It is just possible that they may connect the _Monorhina_, +with the Sturgeons among the _Amphirhina_. On the other hand, +the Crossopterygian Ganoids exhibit the closest connection with +_Lepidosiren_, and thereby with the _Amphibia_. It should not be +forgotten that the development of the Lampreys exhibits curious points +of resemblance with that of the _Amphibia_, which are absent in +the Sharks and Rays. Of the development of the _Ganoidei_ we have +unfortunately no knowledge, but their brains and their reproductive +organs are more amphibian than are those of the Sharks. + +On the whole, I am disposed to think that the direct stem of ascent +from the _Monorhina_ to the _Amphibia_ is formed by the Ganoids and +the Mudfishes; while the Osseous fishes and the Sharks are branches in +different directions from this stem. + +What the _Protamniota_ were like, I do not suppose any one is in a +position to say, but I cannot think that the thoroughly Lacertian +_Protorosaurus_ had anything to do with them. The reptiles which are +most amphibian in their characters, and therefore, probably, most +nearly approach the _Protamniota_, are the _Ichthyosauria_ and the +_Chelonia_. + +That the _Didelphia_ were developed out of some ornithodelphous form, +as Professor Haeckel supposes, seems to be unquestionable; but the +existing Opossums and Kangaroos are certainly extremely modified and +remote from their ancestors the "_Prodidelphia_," of which we have +not, at present the slightest knowledge. The mode of origin of the +_Monodelphia_ from these is a very difficult problem, for the most +part left open by Professor Haeckel. He considers the _Prosimiae_, or +Lemurs, to be the common stock of the _Deciduata_, and the _Cetacea_ +(with which he includes the _Sirenia_) to be modified _Ungulata_. As +regards the latter question, I have little doubt that the _Sirenia_ +connect the _Ungulata_ with the _Proboscidea_; and none, that the +_Cetacea_ are extremely modified _Carnivora_. The passage between the +Seals and the _Cetacea_ by _Zeuglodon_ is complete. I also think +that there is much to be said for the opinion, that the _Insectivora_ +represent the common stock of the _Primates_ (which passed into +them by the _Prosimiae_), the _Cheiroptera_, the _Rodentia_, and the +_Carnivora_. And I am greatly disposed to look for the common root +of all the _Ungulata_, as well, in some ancient non-deciduate Mammals +which were more like _Insectivora_ than anything else. On the other +hand, the _Edentata_ appear to form a series by themselves. + +The latter part of this notice of the _Natürliche +Schöpfungs-Geschichte_, brings so strongly into prominence the points +of difference between its able author and myself, that I do not like +to conclude without reminding the reader of my entire concurrence with +the general tenor and spirit of the work, and of my high estimate of +its value. + + + + +XII. + +BISHOP BERKELEY ON THE METAPHYSICS OF SENSATION.[1] + + +Professor Fraser has earned the thanks of all students of philosophy +for the conscientious labour which he has bestowed upon his new +edition of the works of Berkeley; in which, for the first time, we +find collected together every thought which can be traced to the +subtle and penetrating mind of the famous Bishop of Cloyne; while the +"Life and Letters" will rejoice those who care less for the idealist +and the prophet of tar-water, than for the man who stands out as one +of the noblest and purest figures of his time: that Berkeley from whom +the jealousy of Pope did not withhold a single one of all "the virtues +under heaven;" nor the cynicism of Swift, the dignity of "one of the +first men of the kingdom for learning and virtue;" the man whom the +pious Atterbury could compare to nothing less than an angel; and whose +personal influence and eloquence filled the Scriblerus Club and the +House of Commons with enthusiasm for the evangelization of the North +American Indians; and even led Sir Robert Walpole to assent to the +appropriation of public money to a scheme which was neither business +nor bribery.[2] + +[Footnote 1: "The Works of George Berkeley, D.D., formerly Bishop +of Cloyne, including many of his Works hitherto unpublished, with +Preface, Annotations, his Life and Letters, and an Account of his +Philosophy." By A.C. Fraser. Four vols. Oxford: Clarendon Press. +1871.] + +[Footnote 2: In justice to Sir Robert, however, it is proper to remark +that he declared afterwards, that he gave his assent to Berkeley's +scheme for the Bermuda University only because he thought the House of +Commons was sure to throw it out.] + +Hardly any epoch in the intellectual history of England is more +remarkable in itself, or possesses a greater interest for us in these +latter days, than that which coincides broadly with the conclusion of +the seventeenth and the opening of the eighteenth century. + +The political fermentation of the preceding age was gradually working +itself out; domestic peace gave men time to think; and the toleration +won by the party of which Locke was the spokesman, permitted a freedom +of speech and of writing such as has rarely been exceeded in later +times. + +Fostered by these circumstances, the great faculty for physical and +metaphysical inquiry, with which the people of our race are naturally +endowed, developed itself vigorously; and at least two of its products +have had a profound and a permanent influence upon the subsequent +course of thought in the world. The one of these was English +Freethinking; the other, the Theory of Gravitation. + +Looking back to the origin of the intellectual impulses of which these +were the results, we are led to Herbert, to Hobbes, to Bacon; and to +one who stands in advance of all these, as the most typical man of his +time--Descartes. It is the Cartesian doubt--the maxim that assent may +properly be given to no propositions but such as are perfectly +clear and distinct--which, becoming incarnate, so to speak, in the +Englishmen, Anthony Collins, Toland, Tindal, Woolston, and in the +wonderful Frenchman, Pierre Bayle, reached its final term in Hume. + +And, on the other hand, although the theory of Gravitation set +aside the Cartesian vortices--yet the spirit of the "Principes de +Philosophie" attained its apotheosis when Newton demonstrated all the +host of heaven to be but the elements of a vast mechanism, regulated +by the same laws as those which govern the falling of a stone to the +ground. There is a passage in the preface to the first edition of the +"Principia" which shows that Newton was penetrated, as completely +as Descartes, with the belief that all the phenomena of nature are +expressible in terms of matter and motion. + +"Would that the rest of the phenomena of nature could be deduced by +a like kind of reasoning from mechanical principles. For many +circumstances lead me to suspect that all these phenomena may depend +upon certain forces, in virtue of which the particles of bodies, by +causes not yet known, are either mutually impelled against one another +and cohere into regular figures, or repel and recede from one another; +which forces being unknown, philosophers have as yet explored nature +in vain. But I hope that, either by this method of philosophizing, or +by some other and better, the principles here laid down may throw some +light upon the matter."[1] + +[Footnote 1: "Utinam caetera naturae phaenomena ex principiis +mechanicis, eodem argumentandi genere, derivare licet. Nam multa me +movent, ut nonnihil suspicer ca omnia ex viribus quibusdam pendere +posse, quibus corporum particulae, per causas nondum cognitas, vel in +se mutuo impelluntur et secundum figuras regulares cohaerent vel ab +invicem fugantur et reced ent: quibus viribus ignotis, Philosophi +hactenus Naturam frustra tentarunt. Spero autem quod vel huic +philosophandi modo, vel veriori, alicui, principia hic posita lucem +aliquam praebebunt."--Preface to First Edition of _Principia_, May 8, +1686.] + +But the doctrine that all the phenomena of nature are resolvable into +mechanism is what people have agreed to call "materialism;" and when +Locke and Collins maintained that matter may possibly be able +to think, and Newton himself could compare infinite space to the +sensorium of the Deity, it was not wonderful that the English +philosophers should be attacked as they were by Leibnitz in the famous +letter to the Princess of Wales, which gave rise to his correspondence +with Clarke.[1] + +[Footnote 1: "Collection of Papers which passed between the late +learned Mr. Leibnitz and Dr. Clarke."--1717.] + +"1. Natural religion itself seems to decay [in England] very much. +Many will have human souls to be material; others make God Himself a +corporeal Being. + +"2. Mr. Locke and his followers are uncertain, at least, whether the +soul be not material and naturally perishable. + +"3. Sir Isaac Newton says that space is an organ which God makes use +of to perceive things by. But if God stands in need of any organ to +perceive things by, it will follow that they do not depend altogether +upon Him, nor were produced by Him. + +"4. Sir Isaac Newton and his followers have also a very odd opinion +concerning the work of God. According to their doctrine, God Almighty +wants to wind up His watch from time to time; otherwise it would cease +to move.[1] He had not, it seems, sufficient foresight to make it a +perpetual motion. Nay, the machine of God's making is so imperfect, +according to these gentlemen, that He is obliged to clean it now +and then by an extraordinary concourse, and even to mend it as a +clockmaker mends his work." + +[Footnote 1: Goethe seems to have had this saying of Leibnitz in his +mind when he wrote his famous lines-- + +"Was wär' ein Gott der nur von aussen stiesse Im Kreis das All am +Finger laufen liesse."] + +It is beside the mark, at present, to inquire how far Leibnitz paints +a true picture, and how far he is guilty of a spiteful caricature of +Newton's views in these passages; and whether the beliefs which Locke +is known to have entertained are consistent with the conclusions which +may logically be drawn from some parts of his works. It is undeniable +that English philosophy in Leibnitz's time had the general character +which he ascribes to it. The phenomena of nature were held to be +resolvable into the attractions and the repulsions of particles +of matter; all knowledge was attained through the senses; the mind +antecedent to experience was a _tabula rasa_. In other words, at the +commencement of the eighteenth century, the character of speculative +thought in England was essentially sceptical, critical, and +materialistic. Why "materialism" should be more inconsistent with the +existence of a Deity, the freedom of the will, or the immortality +of the soul, or with any actual or possible system of theology, than +"idealism," I must declare myself at a loss to divine. But in the +year 1700 all the world appears to have been agreed, Tertullian +notwithstanding, that materialism necessarily leads to very dreadful +consequences. And it was thought that it conduced to the interests of +religion and morality to attack the materialists with all the weapons +that came to hand. Perhaps the most interesting controversy which +arose out of these questions is the wonderful triangular duel between +Dodwell, Clarke, and Anthony Collins, concerning the materiality of +the soul, and--what all the disputants considered to be the necessary +consequence of its materiality--its natural mortality. I do not think +that anyone can read the letters which passed between Clarke and +Collins, without admitting that Collins, who writes with wonderful +power and closeness of reasoning, has by far the best of the argument, +so far as the possible materiality of the soul goes; and that, in this +battle, the Goliath of Freethinking overcame the champion of what was +considered Orthodoxy. + +But in Dublin, all this while, there was a little David practising +his youthful strength upon the intellectual lions and bears of Trinity +College. This was George Berkeley, who was destined to give the same +kind of development to the idealistic side of Descartes' philosophy, +that the Freethinkers had given to its sceptical side, and the +Newtonians to its mechanical side. + +Berkeley faced the problem boldly. He said to the materialists: "You +tell me that all the phenomena of nature are resolvable into matter +and its affections. I assent to your statement, and now I put to you +the further question, 'What is matter?' In answering this question you +shall be bound by your own conditions; and I demand, in the terms of +the Cartesian axiom, that in turn you give your assent only to such +conclusions as are perfectly clear and obvious." + +It is this great argument which is worked out in the "Treatise +concerning the Principles of Human Knowledge," and in those "Dialogues +between Hylas and Philonous," which rank among the most exquisite +examples of English style, as well as among the subtlest of +metaphysical writings; and the final conclusion of which is summed +up in a passage remarkable alike for literary beauty and for calm +audacity of statement. + + "Some truths there are so near and obvious to the mind that + a man need only open his eyes to see them. Such I take this + important one to be, viz., that all the choir of heaven and + furniture of the earth--in a word, all those bodies which + compose the mighty frame of the world--have not any substance + without a mind; that their being is to be perceived or known; + that consequently, so long as they are not actually perceived + by me, or do not exist in my mind or that of any other created + spirit, they must either have no existence at all or else + subsist in the mind of some eternal spirit; it being + perfectly unintelligible, and involving all the absurdity + of abstraction, to attribute to any single part of them an + existence independent of a spirit."[1] + +[Footnote 1: "Treatise concerning the Principles of Human Knowledge," +Part I. § 6.] + +Doubtless this passage sounds like the acme of metaphysical paradox, +and we all know that "coxcombs vanquished Berkeley with a grin;" while +common-sense folk refuted him by stamping on the ground, or some such +other irrelevant proceeding. But the key to all philosophy lies in the +clear apprehension of Berkeley's problem--which is neither more nor +less than one of the shapes of the greatest of all questions, "What +are the limits of our faculties?" And it is worth any amount of +trouble to comprehend the exact nature of the argument by which +Berkeley arrived at his results, and to know by one's own knowledge +the great truth which he discovered--that the honest and rigorous +following up of the argument which leads us to materialism, inevitably +carries us beyond it. + +Suppose that I accidentally prick my finger with a pin. I immediately +become aware of a condition of my consciousness--a feeling which I +term pain. I have no doubt whatever that the feeling is in myself +alone; and if anyone were to say that the pain I feel is something +which inheres in the needle, as one of the qualities of the +substance of the needle, we should all laugh at the absurdity of the +phraseology. In fact, it is utterly impossible to conceive pain except +as a state of consciousness. + +Hence, so far as pain is concerned, it is sufficiently obvious +that Berkeley's phraseology is strictly applicable to our power of +conceiving its existence--"its being is to be perceived or known," and +"so long as it is not actually perceived by me, or does not exist in +my mind, or that of any other created spirit, it must either have no +existence at all, or else subsist in the mind of some eternal spirit." + +So much for pain. Now let us consider an ordinary sensation. Let the +point of the pin be gently rested upon the skin, and I become aware +of a feeling or condition of consciousness quite different from the +former--the sensation of what I call "touch." Nevertheless this touch +is plainly just as much in myself as the pain was. I cannot for a +moment conceive this something which I call touch as existing apart +from myself, or a being capable of the same feelings as myself. And +the same reasoning applies to all the other simple sensations. A +moment's reflection is sufficient to convince one that the smell, and +the taste, and the yellowness, of which we become aware when an +orange is smelt, tasted, and seen, are as completely states of our +consciousness as is the pain which arises if the orange happens to +be too sour. Nor is it less clear that every sound is a state of the +consciousness of him who hears it. If the universe contained only +blind and deaf beings, it is impossible for us to imagine but that +darkness and silence should reign everywhere. + +It is undoubtedly true, then, of all the simple sensations that, +as Berkeley says, their "_esse_ is _percipi_"--their being is to be +"perceived or known." But that which perceives, or knows, is mind +or spirit; and therefore that knowledge which the senses give us is, +after all, a knowledge of spiritual phenomena. + +All this was explicitly or implicitly admitted, and, indeed, insisted +upon, by Berkeley's contemporaries, and by no one more strongly than +by Locke, who terms smells, tastes, colours, sounds, and the like, +"secondary qualities," and observes, with respect to these "secondary +qualities," that "whatever reality we by mistake attribute to them +[they] are in truth nothing in the objects themselves." + +And again: "Flame is denominated hot and light; snow, white and cold; +and manna, white and sweet, from the ideas they produce in us; which +qualities are commonly thought to be the same in these bodies; that +those ideas are in us, the one the perfect resemblance of the other +as they are in a mirror; and it would by most men be judged very +extravagant if one should say otherwise. And yet he that will consider +that the same fire that at one distance produces in us the sensation +of warmth, does at a nearer approach produce in us the far different +sensation of pain, ought to bethink himself what reason he has to say +that his idea of warmth, which was produced in him by the fire, +is actually in the fire; and his idea of pain which the same fire +produced in him in the same way, is not in the fire. Why are whiteness +and coldness in snow, and pain not, when it produces the one and the +other idea in us; and can do neither but by the bulk, figure, number, +and motion of its solid parts?"[1] + +[Footnote 1: Locke, "Human Understanding," Book II. chap. viii. §§ 14, +15.] + +Thus far then materialists and idealists are agreed. Locke and +Berkeley, and all logical thinkers who have succeeded them, are of +one mind about secondary qualities--their being is to be perceived or +known--their materiality is, in strictness, a spirituality. + +But Locke draws a great distinction between the secondary qualities of +matter, and certain others which he terms "primary qualities." These +are extension, figure, solidity, motion and rest, and number; and he +is as clear that these primary qualities exist independently of the +mind, as he is that the secondary qualities have no such existence. + + "The particular bulk, number, figure, and motion of the parts + of fire and snow are really in them, whether anyone's senses + perceive them or not, and therefore they may be called real + qualities, because they really exist in those bodies; but + light, heat, whiteness, or coldness, are no more really in + them, than sickness, or pain, is in manna. Take away the + sensation of them; let not the eyes see light or colours, nor + the ears hear sounds; let the palate not taste, nor the nose + smell; and all colours, tastes, odours and sounds, as they are + such particular ideas, vanish and cease, and are reduced to + their causes, i.e. bulk, figure, and motion of parts. + + "18. A piece of manna of sensible bulk is able to produce in + us the idea of a round or square figure; and, by being removed + from one place to another, the idea of motion. This idea of + motion represents it as it really is in the manna moving; a + circle and square are the same, whether in idea or existence, + in the mind or in the manna; and thus both motion and figure + are really in the manna, whether we take notice of them or no: + this everybody is ready to agree to." + +So far as primary qualities are concerned, then, Locke is as +thoroughgoing a realist as St. Anselm. In Berkeley, on the other +hand, we have as complete a representative of the nominalists and +conceptualists--an intellectual descendant of Roscellinus and of +Abelard. And by a curious irony of fate, it is the nominalist who is, +this time, the champion of orthodoxy, and the realist that of heresy. + +Once more let us try to work out Berkeley's principles for ourselves, +and inquire what foundation there is for the assertion that extension, +form, solidity, and the other "primary qualities," have an existence +apart from mind. And for this purpose let us recur to our experiment +with the pin. + +It has been seen that when the finger is pricked with a pin, a state +of consciousness arises which we call pain; and it is admitted that +this pain is not a something which inheres in the pin, but a something +which exists only in the mind, and has no similitude elsewhere. + +But a little attention will show that this state of consciousness is +accompanied by another, which can by no effort be got rid of. I not +only have the feeling, but the feeling is localized. I am just as +certain that the pain is in my finger, as I am that I have it at all. +Nor will any effort of the imagination enable me to believe that the +pain is not in my finger. + +And yet nothing is more certain than that it is not, and cannot be, in +the spot in which I feel it, nor within a couple of feet of that spot. +For the skin of the finger is connected by a bundle of fine nervous +fibres, which run up the whole length of the arm, with the spinal +marrow and brain, and we know that the feeling of pain caused by the +prick of a pin is dependent on the integrity of those fibres. After +they have been cut through close to the spinal cord, no pain will be +felt, whatever injury is done to the finger; and if the ends which +remain in connection with the cord be pricked, the pain which arises +will appear to have its seat in the finger just as distinctly as +before. Nay, if the whole arm be cut off, the pain which arises from +pricking the nerve stump will appear to be seated in the fingers, just +as if they were still connected with the body. + +It is perfectly obvious, therefore, that the localization of the +pain at the surface of the body is an act of the mind. It is an +_extradition_ of that consciousness, which has its seat in the +brain, to a definite point of the body--which takes place without our +volition, and may give rise to ideas which are contrary to fact. We +might call this extradition of consciousness a reflex feeling, just +as we speak of a movement which is excited apart from, or contrary to, +our volition, as a reflex motion. Locality is no more in the pin than +pain is; of the former, as of the latter, it is true that "its being +is to be perceived," and that its existence apart from a thinking mind +is not conceivable. + +The foregoing reasoning will be in no way affected, if, instead of +pricking the finger, the point of the pin rests gently against it, so +as to give rise merely to a tactile sensation. The tactile sensation +is referred outwards to the point touched, and seems to exist there. +But it is certain that it is not and cannot be there really, because +the brain is the sole seat of consciousness; and, further, because +evidence, as strong as that in favour of the sensation being in the +finger, can be brought forward in support of propositions which are +manifestly absurd. + +For example, the hairs and nails are utterly devoid of sensibility, +as everyone knows. Nevertheless, if the ends of the nails or hairs +are touched, ever so lightly, we feel that they are touched, and the +sensation seems to be situated in the nails or hairs. Nay more, if a +walking-stick a yard long is held firmly by the handle and the other +end is touched, the tactile sensation, which is a state of our own +consciousness, is unhesitatingly referred to the end of the stick; and +yet no one will say that it _is_ there. + +Let us now suppose that, instead of one pin's point resting against +the end of my finger, there are two. Each of these can be known to +me, as we have seen, only as a state of a thinking mind, referred +outwards, or localized. But the existence of these two states, somehow +or other, generates in my mind a host of new ideas, which did not make +their appearance when only one state was present. + +For example, I get the ideas of co-existence, of number, of distance, +and of relative place or direction. But all these ideas are ideas of +relations, and imply the existence of something which perceives those +relations. If a tactile sensation is a state of the mind, and if +the localization of that sensation is an act of the mind, how is it +conceivable that a relation between two localized sensations should +exist apart from the mind? It is, I confess, quite as easy for me to +imagine that redness may exist apart from a visual sense, as it is to +suppose that co-existence, number, and distance can have any existence +apart from the mind of which they are ideas. + +Thus it seems clear that the existence of some, at any rate, of +Locke's primary qualities of matter, such as number and extension, +apart from mind, is as utterly unthinkable as the existence of colour +and sound under like circumstances. + +Will the others--namely, figure, motion and rest, and +solidity--withstand a similar criticism? I think not. For all these, +like the foregoing, are perceptions by the mind of the relations +of two or more sensations to one another. If distance and place are +inconceivable, in the absence of the mind, of which they are ideas, +the independent existence of figure, which is the limitation of +distance, and of motion, which is change of place, must be equally +inconceivable. Solidity requires more particular consideration, as it +is a term applied to two very different things, the one of which is +solidity of form, or geometrical solidity; while the other is solidity +of substance, or mechanical solidity. + +If those motor nerves of a man by which volitions are converted into +motion were all paralysed, and if sensation remained only in the palm +of his hand (which is a conceivable case), he would still be able to +attain to clear notions of extension, figure, number, and motion, by +attending to the states of consciousness which might be aroused by the +contact of bodies with the sensory surface of the palm. But it does +not appear that such a person could arrive at any conception of +geometrical solidity. For that which does not come in contact with the +sensory surface is non-existent for the sense of touch; and a solid +body, impressed upon the palm of the hand, gives rise only to the +notion of the extension of that particular part of the solid which is +in contact with the skin. + +Nor is it possible that the idea of outness (in the sense of +discontinuity with the sentient body) could be attained by such a +person; for, as we have seen, every tactile sensation is referred to +a point either of the natural sensory surface itself, or of some +solid in continuity with that surface. Hence it would appear that the +conception of the difference between the Ego and the non-Ego could +not be attained by a man thus situated. His feelings would be his +universe, and his tactile sensations his "moenia mundi." Time would +exist for him as for us, but space would have only two dimensions. + +But now remove the paralysis from the motor apparatus, and give the +palm of the hand of our imaginary man perfect freedom to move, so as +to be able to glide in all directions over the bodies with which it is +in contact. Then with the consciousness of that mobility, the notion +of space of three dimensions--which is "_Raum_" or "room" to move with +perfect freedom--is at once given. But the notion that the tactile +surface itself moves, cannot be given by touch alone, which is +competent to testify only to the fact of change of place, not to its +cause. The idea of the motion of the tactile surface could not, in +fact, be attained, unless the idea of change of place were accompanied +by some state of consciousness, which does not exist when the tactile +surface is immoveable. This state of consciousness is what is termed +the muscular sense, and its existence is very easily demonstrable. + +Suppose the back of my hand to rest upon a table, and a sovereign to +rest upon the upturned palm, I at once acquire a notion of extension, +and of the limit of that extension. The impression made by the +circular piece of gold is quite different from that which would be +made by a triangular, or a square, piece of the same size, and thereby +I arrive at the notion of figure. Moreover, if the sovereign slides +over the palm, I acquire a distinct conception of change of place +or motion, and of the direction of that motion. For as the sovereign +slides, it affects new nerve-endings, and gives rise to new states of +consciousness. Each of them is definitely and separately localized by +a reflex act of the mind, which, at the same time, becomes aware of +the difference between two successive localizations; and therefore of +change of place, which is motion. + +If, while the sovereign lies on the hand, the latter being kept quite +steady, the fore-arm is gradually and slowly raised; the tactile +sensations, with all their accompaniments, remain exactly as they +were. But, at the same time, something new is introduced; namely, the +sense of effort. If I try to discover where this sense of effort seems +to be, I find myself somewhat perplexed at first; but, if I hold the +fore-arm in position long enough, I become aware of an obscure sense +of fatigue, which is apparently seated either in the muscles of the +arm, or in the integument directly over them. The fatigue seems to be +related to the sense of effort, in much the same way as the pain which +supervenes upon the original sense of contact, when a pin is slowly +pressed against the skin, is related to touch. + +A little attention will show that this sense of effort accompanies +every muscular contraction by which the limbs, or other parts of the +body, are moved. By its agency the fact of their movement is known; +while the direction of the motion is given by the accompanying tactile +sensations. And, in consequence of the incessant association of the +muscular and the tactile sensations, they become so fused together +that they are often confounded tinder the same name. + +If freedom to move in all directions is the very essence of that +conception of space of three dimensions which we obtain by the sense +of touch; and if that freedom to move is really another name for the +feeling of unopposed effort, accompanied by that of change of place, +it is surely impossible to conceive of such space as having existence +apart from that which is conscious of effort. + +But it may be said that we derive our conception of space of three +dimensions not only from touch, but from vision; that if we do not +feel things actually outside us, at any rate we see them. And it was +exactly this difficulty which presented itself to Berkeley at the +outset of his speculations. He met it, with characteristic boldness, +by denying that we do see things outside us; and, with no less +characteristic ingenuity, by devising that "New Theory of Vision" +which has met with wider acceptance than any of his views, though it +has been the subject of continual controversies.[1] + +[Footnote 1: I have not specifically alluded to the writings of +Bailey, Mill, Abbott, and others, on this vexed question, not because +I have failed to study them carefully, but because this is not a +convenient occasion for controversial discussion. Those who are +acquainted with the subject, however, will observe that the view I +have taken agrees substantially with that of Mr. Barley.] + +In the "Principles of Human Knowledge," Berkeley himself tells us how +he was led to those views which he published in the "Essay towards the +New Theory of Vision." + + "It will be objected that we see things actually without, or + at a distance from us, and which consequently do not exist in + the mind; it being absurd that those things which are seen at + the distance of several miles, should be as near to us as our + own thoughts. In answer to this, I desire it may be considered + that in a dream we do oft perceive things as existing at a + great distance off, and yet, for all that, those things are + acknowledged to have their existence only in the mind. + + "But for the fuller clearing of this point, it may be worth + while to consider how it is that we perceive distance and + things placed at a distance by sight. For that we should in + truth see external space and bodies actually existing in it, + some nearer, others further off, seems to carry with it some + opposition to what hath been said of their existing nowhere + without the mind. The consideration of this difficulty it + was that gave birth to my 'Essay towards the New Theory of + Vision,' which was published not long since, wherein it is + shown that distance, or outness, is neither immediately of + itself perceived by sight, nor yet apprehended, or judged + of, by lines and angles or anything that hath any necessary + connection with it; but that it is only suggested to our + thoughts by certain visible ideas and sensations attending + vision, which, in their own nature, have no manner of + similitude or relation either with distance, or with things + placed at a distance; but by a connection taught us by + experience, they come to signify and suggest them to us, after + the same manner that words of any language suggest the ideas + they are made to stand for; insomuch that a man born blind and + afterwards made to see, would not, at first sight, think the + things he saw to be without his mind or at any distance from + him." + +The key-note of the Essay to which Berkeley refers in this passage is +to be found in an italicized paragraph of section 127:-- + + "_The extensions; figures, and motions perceived by sight are + specifically distinct from the ideas of touch called by the + same names; nor is there any such thing as an idea, or kind of + idea, common to both senses_." + +It will be observed that this proposition expressly declares that +extension, figure, and motion, and consequently distance, are +immediately perceived by sight as well as by touch; but that visual +distance, extension, figure, and motion, are totally different in +quality from the ideas of the same name obtained through the sense +of touch. And other passages leave no doubt that such was Berkeley's +meaning. Thus in the 112th section of the same Essay, he carefully +defines the two kinds of distance, one visual, the other tangible:-- + + "By the distance between any two points nothing more is meant + than the number of intermediate points. If the given points + are visible, the distance between them is marked out by the + number of interjacent visible points; if they are tangible, + the distance between, them is a line consisting of tangible + points." + +Again, there are two sorts of magnitude or extension:-- + + "It has been shown that there are two sorts of objects + apprehended by sight, each whereof has its distinct magnitude + or extension: the one properly tangible, _i.e._ to be + perceived and measured by touch, and not immediately falling + under the sense of seeing; the other properly and immediately + visible, by mediation of which the former is brought into + view."--§ 55. + +But how are we to reconcile these passages with others which will be +perfectly familiar to every reader of the "New Theory of Vision "? As, +for example:-- + + "It is, I think, agreed by all, that distance of itself, and + immediately, cannot be seen."--§ 2. + + "Space or distance, we have shown, is no otherwise the object + of sight than of hearing."--§ 130. + + "Distance is in its own nature imperceptible, and yet it is + perceived by sight. It remains, therefore, that it is + brought into view by means of some other idea, that is itself + immediately perceived in the act of vision."--§ 11. + + "Distance or external space."--§ 155. + +The explanation is quite simple, and lies in the fact that Berkeley +uses the word "distance" in three senses. Sometimes he employs it to +denote visible distance, and then he restricts it to distance in two +dimensions, or simple extension. Sometimes he means tangible distance +in two dimensions; but most commonly he intends to signify tangible +distance in the third dimension. And it is in this sense that he +employs "distance" as the equivalent of "space." Distance in two +dimensions is, for Berkeley, not space, but extension. By taking a +pencil and interpolating the words "visible" and "tangible" before +"distance" wherever the context renders them necessary, Berkeley's +statements may be made perfectly consistent; though he has not always +extricated himself from the entanglement caused by his own loose +phraseology, which rises to a climax in the last ten sections of +the "Theory of Vision," in which he endeavours to prove that a pure +intelligence able to see, but devoid of the sense of touch, could have +no idea of a plane figure. Thus he says in section 156:-- + + "All that is properly perceived by the visual faculty amounts + to no more than colours with their variations and different + proportions of light and shade; but the perpetual mutability + and fleetingness of those immediate objects of sight + render them incapable of being managed after the manner of + geometrical figures, nor is it in any degree useful that they + should. It is true there be divers of them perceived at once, + and more of some and less of others; but accurately to compute + their magnitude, and assign precise determinate proportions + between things so variable and inconstant, if we suppose + it possible to be done, must yet be a very trifling and + insignificant labour." + +If, by this, Berkeley means that by vision alone, a straight line +cannot be distinguished from a curved one, a circle from a square, +a long line from a short one, a large angle from a small one, his +position is surely absurd in itself and contradictory to his own +previously cited admissions; if he only means, on the other hand, that +his pure spirit could not get very far on in his geometry, it may be +true or not; but it is in contradiction with his previous assertion, +that such a pure spirit could never attain to know as much as the +first elements of plane geometry. + +Another source of confusion, which arises out of Berkeley's +insufficient exactness in the use of language, is to be found in what +he says about solidity, in discussing Molyneux's problem, whether a +man born blind and having learned to distinguish between a cube and a +sphere, could, on receiving his sight, tell the one from the other +by vision. Berkeley agrees with Locke that he could not, and adds the +following reflection:-- + + "Cube, sphere, table, are words he has known applied to things + perceivable by touch, but to things perfectly intangible + he never knew them applied. Those words in their wonted + application always marked out to his mind bodies or solid + things which were perceived by the resistance they gave. But + there is no solidity, no resistance or protrusion perceived by + sight." + +Here "solidity" means resistance to pressure, which is apprehended by +the muscular sense; but when in section 154 Berkeley says of his pure +intelligence-- + + "It is certain that the aforesaid intelligence could have no + idea of a solid or quantity of three dimensions, which follows + from its not having any idea of distance "-- + +he refers to that notion of solidity which may be obtained by the +tactile sense, without the addition of any notion of resistance in the +solid object; as, for example, when the finger passes lightly over the +surface of a billiard ball. + +Yet another source of difficulty in clearly understanding Berkeley +arises out of his use of the word "outness." In speaking of touch +he seems to employ it indifferently, both for the localization of +a tactile sensation in the sensory surface, which we really obtain +through touch; and for the notion of corporeal separation, which is +attained by the association of muscular and tactile sensations. In +speaking of sight, on the other hand, Berkeley employs "outness" to +denote corporeal separation. + +When due allowance is made for the occasional looseness and ambiguity +of Berkeley's terminology, and the accessories are weeded out of the +essential parts of his famous Essay, his views may, I believe, be +fairly and accurately summed up in the following propositions:-- + +1. The sense of touch gives rise to ideas of extension, figure, +magnitude, and motion. + +2. The sense of touch gives rise to the idea of "outness," in the +sense of localization. + +3. The sense of touch gives rise to the idea of resistance, and thence +to that of solidity, in the sense of impenetrability. + +4. The sense of touch gives rise to the idea of "outness," in the +sense of distance in the third dimension, and thence to that of space, +or geometrical solidity. + +5. The sense of sight gives rise to ideas of extension, of figure, +magnitude, and motion. + +6. The sense of sight does not give rise to the idea of "outness," +in the sense of distance in the third dimension, nor to that of +geometrical solidity, no visual idea appearing to be without the mind, +or at any distance off (§§ 43, 50). + +7. The sense of sight does not give rise to the idea of mechanical +solidity. + +8. There is no likeness whatever between the tactile ideas called +extension, figure, magnitude, and motion, and the visual ideas which +go by the same names; nor are any ideas common to the two senses. + +9. When we think we see objects at a distance, what really happens +is that the visual picture suggests that the object seen has tangible +distance; we confound the strong belief in the tangible distance of +the object with actual sight of its distance. + +10. Visual ideas, therefore, constitute a kind of language, by which +we are informed of the tactile ideas which will, or may, arise in us. + +Taking these propositions into consideration _seriatim_, it may be +assumed that everyone will assent to the first and second; and that +for the third and fourth we have only to include the muscular sense +tinder the name of sense of touch, as Berkeley did, in order to make +it quite accurate. Nor is it intelligible to me that anyone should +explicitly deny the truth of the fifth proposition, though some +of Berkeley's supporters, less careful than himself, have done so. +Indeed, it must be confessed that it is only grudgingly, and as it +were against his will, that Berkeley admits that we obtain ideas of +extension, figure, and magnitude by pure vision, and that he more than +half retracts the admission; while he absolutely denies that sight +gives us any notion of outness in either sense of the word, and even +declares that "no proper visual idea appears to be without the mind, +or at any distance off." By "proper visual ideas," Berkeley denotes +colours, and light, and shade; and, therefore, he affirms that colours +do not appear to be at any distance from us. I confess that this +assertion appears to me to be utterly unaccountable. I have made +endless experiments on this point, and by no effort of the imagination +can I persuade myself, when looking at a colour, that the colour is +in my mind, and not at a "distance off," though of course I know +perfectly well, as a matter of reason, that colour is subjective. It +is like looking at the sun setting, and trying to persuade oneself +that the earth appears to move and not the sun, a feat I have never +been able to accomplish. Even when the eyes are shut, the darkness +of which one is conscious, carries with it the notion of outness. One +looks, so to speak, into a dark space. Common language expresses the +common experience of mankind in this matter. A man will say that a +smell is in his nose, a taste in his mouth, a singing in his ears, a +creeping or a warmth in his skin; but if he is jaundiced, he does not +say that he has yellow in his eyes, but that everything looks yellow; +and if he is troubled with _muscae volitantes_, he says, not that he +has specks in his eyes, but that he sees specks dancing before his +eyes. In fact, it appears to me that it is the special peculiarity +of visual sensations, that they invariably give rise to the idea of +remoteness, and that Berkeley's dictum ought to be reversed. For I +think that anyone who interrogates his consciousness carefully will +find that "every proper visual idea" appears to be without the mind +and at a distance off. + +Not only does every _visibile_ appear to be remote, but it has a +position in external space, just as a _tangibile_ appears to be +superficial and to have a determinate position on the surface of +the body. Every _visibile_, in fact, appears (approximately) to be +situated upon a line drawn from it to the point of the retina on which +its image falls. It is referred outwards, in the general direction of +the pencil of light by which it is rendered visible, just as, in the +experiment with the stick, the _tangibile_ is referred outwards to the +end of the stick. + +It is for this reason that an object, viewed with both eyes, is seen +single and not double. Two distinct images are formed, but each image +is referred to that point at which the two optic axes intersect; +consequently, the two images exactly cover one another, and appear as +completely one as any other two exactly similar superimposed images +would be. And it is for the same reason, that, if the ball of the +eye is pressed upon at any point, a spot of light appears apparently +outside the eye, and in a region exactly opposite to that in which the +pressure is made. + +But while it seems to me that there is no reason to doubt that the +extradition of sensation is more complete in the case of the eye than +in that of the skin, and that corporeal distinctness, and hence space, +are directly suggested by vision, it is another, and a much more +difficult question, whether the notion of geometrical solidity is +attainable by pure vision; that is to say, by a single eye, all the +parts of which are immoveable. However this may be, for an absolutely +fixed eye, I conceive there can be no doubt in the case of an eye that +is moveable and capable of adjustment. For, with the moveable eye, +the muscular sense comes into play in exactly the same way as with the +moveable hand; and the notion of change of place, _plus_ the sense of +effort, gives rise to a conception of visual space, which runs exactly +parallel with that of tangible space. When two moveable eyes are +present, the notion of space of three dimensions is obtained in the +same way as it is by the two hands, but with, much greater precision. + +And if, to take a case similar to one already assumed, we suppose a +man deprived of every sense except vision, and of all motion except +that of his eyes, it surely cannot be doubted that he would have a +perfect conception of space; and indeed a much more perfect conception +than he who possessed touch alone without vision. But of course our +touchless man would be devoid of any notion of resistance; and hence +space, for him, would be altogether geometrical and devoid of body. + +And here another curious consideration arises, what likeness, if +any, would there be between the visual space of the one man, and the +tangible space of the other? + +Berkeley, as we have seen (in the eighth proposition), declares that +there is no likeness between the ideas given by sight and those given +by touch; and one cannot but agree with him, so long as the term ideas +is restricted to mere sensations. Obviously, there is no more likeness +between the feel of a surface and the colour of it, than there is +between its colour and its smell. All simple sensations, derived +from different senses, are incommensurable with one another, and only +gradations of their own intensity are comparable. And thus so far as +the primary facts of sensation go, visual figure and tactile figure, +visual magnitude and tactile magnitude, visual motion and tactile +motion, are truly unlike, and have no common term. But when Berkeley +goes further than this, and declares that there are no "ideas" common +to the "ideas" of touch and those of sight, it appears to me that he +has fallen into a great error, and one which is the chief source of +his paradoxes about geometry. + +Berkeley in fact employs the word "idea" in this instance to denote +two totally different classes of feelings, or states of consciousness. +For these may be divided into two groups: the primary feelings, +which exist in themselves and without relation to any other, such as +pleasure and pain, desire, and the simple sensations obtained through +the sensory organs; and the secondary feelings, which express those +relations of primary feelings which are perceived by the mind; and the +existence of which, therefore, implies the pre-existence of at least +two of the primary feelings. Such are likeness and unlikeness in +quality, quantity, or form; succession and contemporaneity; contiguity +and distance; cause and effect; motion and rest. + +Now it is quite true that there is no likeness between the primary +feelings which are grouped under sight and touch; but it appears to me +wholly untrue, and indeed absurd, to affirm that there is no likeness +between the secondary feelings which express the relations of the +primary ones. + +The relation of succession perceived between the visible taps of +a hammer, is, to my mind, exactly like the relation of succession +between the tangible taps; the unlikeness between red and blue is a +mental phenomenon of the same order as the unlikeness between rough +and smooth. Two points visibly distant are so, because one or more +units of visible length _(minima visibilia_) are interposed between +them; and as two points tangibly distant are so, because one or more +units of tangible length _(minima tangibilia_) are interposed between +them, it is clear that the notion of interposition of units of +sensibility, or _minima sensibilia_, is an idea common to the two. And +whether I see a point move across the field of vision towards another +point, or feel the like motion, the idea of the gradual diminution of +the number of sensible units between the two points appears to me to +be common to both kinds of motion. + +Hence, I conceive, that though it be true that there is no likeness +between the primary feelings given by sight and those given by touch, +yet there is a complete likeness between the secondary feelings +aroused by each sense. + +Indeed, if it were not so, how could Logic, which deals with those +forms of thought which are applicable to every kind of subject-matter, +be possible? How could numerical proportion be as true of _visibilia_, +as of _tangibilia_, unless there were some ideas common to the two? +And to come directly to the heart of the matter, is there any more +difference between the relations between tangible sensations which we +call place and direction, and those between visible sensations which +go by the same name, than there is between those relations of tangible +and visible sensations which we call succession? And if there be +none, why is Geometry not just as much a matter of _visibilia_ as of +_tangibilia_? + +Moreover, as a matter of fact, it is certain that the muscular sense +is so closely connected with both the visual and the tactile senses, +that, by the ordinary laws of association, the ideas which it suggests +must needs be common to both. + +From what has been said it will follow that the ninth proposition +falls to the ground; and that vision, combined with the muscular +sensations produced by the movement of the eyes, gives us as complete +a notion of corporeal separation and of distance in the third +dimension of space, as touch, combined with the muscular sensations +produced by the movements of the hand, does. The tenth proposition +seems to contain a perfectly true statement, but it is only half +the truth. It is no doubt true that our visual ideas are a kind of +language by which we are informed of the tactile ideas which may or +will arise in us; but this is true, more or less, of every sense in +regard to every other. If I put my hand in my pocket, the tactile +ideas which I receive prophesy quite accurately what I shall +see--whether a bunch of keys or half-a-crown--when I pull it out +again; and the tactile ideas are, in this case, the language which +informs me of the visual ideas which will arise. So with the other +senses: olfactory ideas tell me I shall find the tactile and visual +phenomena called violets, if I look for them; taste tells me that +what I am tasting will, if I look at it, have the form of a clove; and +hearing warns me of what I shall, or may, see and touch every minute +of my life. + +But while the "New Theory of Vision" cannot be considered to possess +much value in relation to the immediate object its author had in view, +it had a vastly important influence in directing attention to the real +complexity of many of those phenomena of sensation, which appear at +first to be simple. And even if Berkeley was, as I imagine he was, +quite wrong in supposing that we do not see space, the contrary +doctrine makes quite as strongly for his general view, that space can +be conceived only as something thought by a mind. + +The last of Locke's "primary qualities" which remain to be considered +is mechanical solidity, or impenetrability. But our conception of this +is derived from the sense of resistance to our own effort, or active +force, which we meet with in association with sundry tactile or visual +phenomena; and, undoubtedly, active force is inconceivable except as a +state of consciousness. This may sound paradoxical; but let anyone try +to realize what he means by the mutual attraction of two particles, +and I think he will find, either, that he conceives them simply as +moving towards one another at a certain rate, in which case he only +pictures motion to himself, and leaves force aside; or, that he +conceives each particle to be animated by something like his own +volition, and to be pulling as he would pull. And I suppose that this +difficulty of thinking of force except as something comparable to +volition, lies at the bottom of Leibnitz's doctrine of monads, to say +nothing of Schopenhauer's "Welt als Wille und Vorstellung;" while the +opposite difficulty of conceiving force to be anything like volition, +drives another school of thinkers into the denial of any connection, +save that of succession, between cause and effect. + + * * * * * + +To sum up. If the materialist affirms that the universe and all its +phenomena are resolvable into matter and motion, Berkeley replies, +True; but what you call matter and motion are known to us only as +forms of consciousness; their being is to be conceived or known; and +the existence of a state of consciousness, apart from a thinking mind, +is a contradiction in terms. + +I conceive that this reasoning is irrefragable. And therefore, if +I were obliged to choose between absolute materialism and absolute +idealism, I should feel compelled to accept the latter alternative. +Indeed, upon this point Locke does, practically, go as far in the +direction of idealism, as Berkeley, when he admits that "the simple +ideas we receive from sensation and reflection are the boundaries of +our thoughts, beyond which the mind, whatever efforts it would make, +is not able to advance one jot."--Book II. chap, xxiii. § 29. + +But Locke adds, "Nor can it make any discoveries when it would pry +into the nature and hidden causes of these ideas." + +Now, from this proposition, the thorough materialists dissent as much, +on the one hand, as Berkeley does, upon the other hand. + +The thorough materialist asserts that there is a something which he +calls the "substance" of matter; that this something is the cause of +all phenomena, whether material or mental; that it is self-existent +and eternal, and so forth. + +Berkeley, on the contrary, asserts with equal confidence that there is +no substance of matter, but only a substance of mind, which he terms +spirit; that there are two kinds of spiritual substance, the one +eternal and uncreated, the substance of the Deity, the other created, +and, once created, naturally eternal; that the universe, as known +to created spirits, has no being in itself, but is the result of +the action of the substance of the Deity on the substance of those +spirits. + +In contradiction to which bold assertion, Locke affirms that we simply +know nothing about substance of any kind.[1] + +[Footnote 1: Berkeley virtually makes the same confession of +ignorance, when he admits that we can have no idea or notion of a +spirit ("Principles of Human Knowledge," § 138); and the way in which +he tries to escape the consequences of this admission, is a splendid +example of the floundering of a mired logician.] + + "So that if anyone will examine himself concerning his notion + of pure substance in general, he will find he has no other + idea of it at all, but only a supposition of he knows not + what support of such qualities, which are capable of producing + simple ideas in us, which qualities are commonly called + accidents. + + "If anyone should be asked, what is the subject wherein colour + or weight inheres? he would have nothing to say but the + solid extended parts; and if he were demanded what is it that + solidity and extension inhere in? he would not be in much + better case than the Indian before mentioned, who, urging that + the world was supported by a great elephant, was asked what + the elephant rested on? to which his answer was, a great + tortoise. But being again pressed to know what gave support + to the broad-backed tortoise I replied, something, he knew not + what. And thus here, as in all other cases when we use + words without having clear and distinct ideas, we talk like + children, who, being questioned what such a thing is, readily + give this satisfactory answer, that it is something; which in + truth signifies no more when so used, either by children or + men, but that they know not what, and that the thing they + pretend to talk and know of is what they have no distinct idea + of at all, and are, so, perfectly ignorant of it and in the + dark. The idea, then, we have, to which we give the general + name substance, being nothing but the supposed but unknown + support of those qualities we find existing, which we imagine + cannot exist _sine re substante_, without something to support + them, we call that support _substantia_, which, according to + the true import of the word, is, in plain English, standing + under or upholding."[1] + +[Footnote 1: Locke, "Human Understanding," Book II. chap, xiii. § 2.] + +I cannot but believe that the judgment of Locke is that which +Philosophy will accept as her final decision. + +Suppose that a piano were conscious of sound, and of nothing else. It +would become acquainted with a system of nature entirely composed +of sounds, and the laws of nature would be the laws of melody and of +harmony. It might acquire endless ideas of likeness and unlikeness, of +succession, of similarity and dissimilarity, but it could attain to no +conception of space, of distance, or of resistance; or of figure, or +of motion. + +The piano might then reason thus: All my knowledge consists of sounds +and the perception of the relations of sounds; now the being of sound +is to be heard; and it is inconceivable that the existence of the +sounds I know, should depend upon any other existence than that of the +mind of a hearing being. + +This would be quite as good reasoning as Berkeley's, and very sound +and useful, so far as it defines the limits of the piano's faculties. +But for all that, pianos have an existence quite apart from sounds, +and the auditory consciousness of our speculative piano would be +dependent, in the first place, on the existence of a "substance" of +brass, wood, and iron, and, in the second, on that of a musician. But +of neither of these conditions of the existence of his consciousness +would the phenomena of that consciousness afford him the slightest +hint. + +So that while it is the summit of human wisdom to learn the limit of +our faculties, it may be wise to recollect that we have no more right +to make denials, than to put forth affirmatives, about what lies +beyond that limit. Whether either mind, or matter, has a "substance" +or not, is a problem which we are incompetent to discuss; and it is +just as likely that the common notions upon the subject should be +correct as any others. Indeed, Berkeley himself makes Philonous wind +up his discussions with Hylas, in a couple of sentences which aptly +express this conclusion:-- + + "You see, Hylas, the water of yonder fountain, how it is + forced upwards in a round column to a certain height, at which + it breaks and falls back into the basin from whence it rose; + its ascent as well as its descent proceeding from the same + uniform law or principle of gravitation. Just so, the same + principles which, at first view, lead to scepticism, pursued + to a certain point, bring men back to common sense." + +THE END. + + + + + + + + + + + + + + + + + +End of Project Gutenberg's Critiques and Addresses, by Thomas Henry Huxley + +*** END OF THIS PROJECT GUTENBERG EBOOK CRITIQUES AND ADDRESSES *** + +***** This file should be named 12506-8.txt or 12506-8.zip ***** +This and all associated files of various formats will be found in: + https://www.gutenberg.org/1/2/5/0/12506/ + +Produced by Bill Hershey and PG Distributed Proofreaders + +Updated editions will replace the previous one--the old editions +will be renamed. + +Creating the works from public domain print editions means that no +one owns a United States copyright in these works, so the Foundation +(and you!) can copy and distribute it in the United States without +permission and without paying copyright royalties. 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You may copy it, give it away or +re-use it under the terms of the Project Gutenberg License included +with this eBook or online at www.gutenberg.org + + +Title: Critiques and Addresses + +Author: Thomas Henry Huxley + +Release Date: June 3, 2004 [EBook #12506] + +Language: English + +Character set encoding: ASCII + +*** START OF THIS PROJECT GUTENBERG EBOOK CRITIQUES AND ADDRESSES *** + + + + +Produced by Bill Hershey and PG Distributed Proofreaders + + + + + + + + +=CRITIQUES AND ADDRESSES.= + +BY + +THOMAS HENRY HUXLEY, LL.D., F.R.S. + +1873. + + + + +PREFACE. + + +The "Critiques and Addresses" gathered together in this volume, like +the "Lay Sermons, Addresses, and Reviews," published three years ago, +deal chiefly with educational, scientific, and philosophical subjects; +and, in fact, indicate the high-water mark of the various tides of +occupation by which I have been carried along since the beginning of +the year 1870. + +In the end of that year, a confidence in my powers of work, which, +unfortunately, has not been justified by events, led me to allow +myself to be brought forward as a candidate for a seat on the London +School Board. Thanks to the energy of my supporters I was elected, and +took my share in the work of that body during the critical first year +of its existence. Then my health gave way, and I was obliged to resign +my place among colleagues whose large practical knowledge of the +business of primary education, and whose self-sacrificing zeal in the +discharge of the onerous and thankless duties thrown upon them by +the Legislature, made it a pleasure to work with them, even though my +position was usually that of a member of the minority. + +I mention these circumstances in order to account for (I had almost +said to apologize for) the existence of the two papers which head +the present series, and which are more or less political, both in the +lower and in the higher senses of that word. + +The question of the expediency of any form of State Education is, in +fact, a question of those higher politics which lie above the region +in which Tories, Whigs, and Radicals "delight to bark and bite." In +discussing it in my address on "Administrative Nihilism," I found +myself, to my profound regret, led to diverge very widely (though even +more perhaps in seeming than in reality) from the opinions of a man of +genius to whom I am bound by the twofold tie of the respect due to a +profound philosopher and the affection given to a very old friend. But +had I no other means of knowing the fact, the kindly geniality of Mr. +Herbert Spencer's reply[1] assures me that the tie to which I refer +will bear a much heavier strain than I have put, or ever intend to +put, upon it, and I rather rejoice that I have been the means of +calling forth so vigorous a piece of argumentative writing. Nor is +this disinterested joy at an attack upon myself diminished by the +circumstance, that, in all humility, but in all sincerity, I think it +may be repulsed. + +[Footnote 1: "Specialized Administration;" _Fortnightly Review_, +December 1871.] + +Mr. Spencer complains that I have first misinterpreted, and then +miscalled, the doctrine of which he is so able an expositor. It would +grieve me very much if I were really open to this charge. But what are +the facts? I define this doctrine as follows:-- + + "Those who hold these views support them by two lines of + argument. They enforce them deductively by arguing from an + assumed axiom, that the State has no right to do anything but + protect its subjects from aggression. The State is simply a + policeman, and its duty, neither more nor less than to prevent + robbery and murder and enforce contracts. It is not to promote + good, nor even to do anything to prevent evil, except by the + enforcement of penalties upon those who have been guilty + of obvious and tangible assaults upon purse or person. And, + according to this view, the proper form of government is + neither a monarchy, an aristocracy, nor a democracy, but an + _astynomocracy_, or police government. On the other hand, + these views are supported _a posteriori_ by an induction from + observation, which professes to show that whatever is done by + a Government beyond these negative limits, is not only sure + to be done badly, but to be done much worse than private + enterprise would have done the same thing." + +I was filled with surprised regret when I learned from the conclusion +of the article on "Specialized Administration," that this statement is +held by Mr. Spencer to be a misinterpretation of his views. Perhaps +I ought to be still more sorry to be obliged to declare myself, even +now, unable to discover where my misinterpretation lies, or in what +respect my presentation of Mr. Spencer's views differs from his own +most recent version of them. As the passage cited above shows I have +carefully defined the sense in which I use the terms which I employ, +and, therefore, I am not greatly concerned to defend the abstract +appropriateness of the terms themselves. And when Mr. Spencer +maintains the only proper functions of Government to be those which +are comprehensible under the description of "Negatively regulative +control," I may suggest that the difference between such "Negative +Administration" and "Administrative Nihilism," in the sense defined by +me, is not easily discernible. + +Having, as I hope, relieved myself from the suspicion of having +misunderstood or misrepresented Mr. Spencer's views, I might, if I +could forget that I am writing a preface, proceed to the discussion +of the parallel which he elaborates, with much knowledge and power, +between the physiological and the social organisms. But this is not +the place for a controversy involving so many technicalities, and +I content myself with one remark, namely, that the whole course of +modern physiological discovery tends to show, with more and more +clearness, that the vascular system, or apparatus for distributing +commodities in the animal organism, is eminently under the control of +the cerebro-spinal nervous centres--a fact which, unless I am again +mistaken, is contrary to one of Mr. Spencer's fundamental assumptions. +In the animal organism, Government does meddle with trade, and even +goes so far as to tamper a good deal with the currency. + +In the same number of the _Fortnightly Review_ as that which contains +Mr. Spencer's essay, Miss Helen Taylor assails me--though, I am bound +to admit, more in sorrow than in anger--for what she terms, my +"New Attack on Toleration." It is I, this time, who may complain of +misinterpretation, if the greater part of Miss Taylor's article +(with which I entirely sympathise) is supposed to be applicable to +my "intolerance." Let us have full-toleration, by all means, upon +all questions in which there is room for doubt, or which cannot be +distinctly proved to affect the welfare of mankind. But when Miss +Taylor has shown what basis exists for criminal legislation, except +the clear right of mankind not to tolerate that which is demonstrably +contrary to the welfare of society, I will admit that such +demonstration ought only to be believed in by the "curates and +old women" to whom she refers. Recent events have not weakened the +conviction I expressed in a much-abused speech at the London School +Board, that Ultramontanism is demonstrably the enemy of society; and +must be met with resistance, merely passive if possible, but active if +necessary, by "the whole power of the State." + +Next in order, it seems proper that I should briefly refer to my +friend Mr. Mivart's onslaught upon my criticism of Mr. Darwin's +critics, himself among the number, which will be found in this +volume. In "Evolution and its Consequences"[1] I am accused of +misrepresentation, misquotation, misunderstanding, and numerous other +negative and positive literary and scientific sins; and much subtle +ingenuity is expended by Mr. Mivart in attempting to extricate himself +from the position in which my exposition of the real opinions of +Father Suarez has placed him. So much more, in fact, has Mr. Mivart's +ingenuity impressed me than any other feature of his reply, that I +shall take the liberty of re-stating the main issue between us; and, +for the present, leaving that issue alone to the judgment of the +public. + +[Footnote 1: _Contemporary Review_, January 1872.] + +In his book on the "Genesis of Species" Mr. Mivart, after discussing +the opinions of sundry Catholic writers of authority, among whom he +especially includes St. Augustin, St. Thomas Aquinas, and the Jesuit +Suarez, proceeds to say: "It is then evident that ancient and most +venerable theological authorities distinctly assert _derivative_ +creation, and thus their teachings harmonize with all that modern +science can possibly require."[1] By the "derivative creation" of +organic forms, Mr. Mivart understands, "that God created them by +conferring on the material world the power to evolve them under +suitable conditions." + +[Footnote 1: Bunsen's "Outlines of the Philosophy of Universal +History," vol. i.p. 349. 1854.] + +On the contrary, I proved by evidence, which Mr. Mivart does not +venture to impugn, that Suarez, in his "Tractatus de Opere sex +Dierum," expressly rejects St. Augustin's and St. Thomas' views; that +he vehemently advocates the literal interpretation of the account of +the creation given in the Book of Genesis; and that he treats with +utter scorn the notion that the Almighty could have used the language +of that Book, unless He meant it to be taken literally. + +Mr. Mivart, therefore, either has read Suarez and has totally +misrepresented him--a hypothesis which, I hope I need hardly say, I do +not for a moment entertain: or, he has got his information at second +hand, and has himself been deceived. But in that case, it is surely +an imprudence on his part, to reproach me with having "read Suarez _ad +hoc_, and evidently without the guidance of anyone familiar with +that author." No doubt, in the matter of guidance, Mr. Mivart has the +advantage of me. Nevertheless, the guides who supplied him with his +references to Suarez' "Metaphysica," while they left him in ignorance +of the existence of the "Tractatus," are guides with whose services +it might be better to dispense; leaders who wilfully shut their eyes, +being even more liable to lodge one in a ditch, than blind leaders. + +At the time when the essay on "Methods and Results of Ethnology" was +written, I had not met with a passage in Professor Max Mueller's "Last +Results of Turanian Researches"[1] which shows so appositely, that +the profoundest study of philology leads to conclusions respecting the +relation of Ethnology with Philology, similar to those at which I had +arrived in approaching the question from the Anatomist's side, that I +cannot refrain from quoting it: + +[Footnote 1: LONDON, _April_ 1873.] + + "Nor should we, in our phonological studies, either expect or + desire more than general hints from physical ethnology. The + proper and rational connection between the two sciences is + that of mutual advice and suggestion, but nothing more. Much + of the confusion of terms and indistinctness of principles, + both in Ethnology and Phonology, are due to the combined + study of these heterogeneous sciences. Ethnological race + and phonological race are not commensurate, except in + ante-historical times, or perhaps at the very dawn of history. + With the migration of tribes, their wars, their colonies, + their conquests and alliances, which, if we may judge from + their effects, must have been much more violent in the + ethnic, than even in the political, period of history, it is + impossible to imagine that race and language should continue + to run parallel. The physiologist should pursue his own + science unconcerned about language." + +It is further desirable to remark that the statements in this Essay +respecting the forms of Native American crania need rectification. On +this point, I refer the reader who is interested in the subject to +my paper "On the Form of the Cranium among the Patagonians and the +Fuegians" published in the _Journal of Anatomy and Physiology_ for +1868. + +If the problem discussed in my address to the British Association +in 1870 has not yet received its solution, it is not because the +champions of Abiogenesis have been idle, or wanting in confidence. But +every new assertion on their side has been met by a counter assertion; +and though the public may have been led to believe that so much noise +must indicate rapid progress, one way or the other, an impartial +critic will admit, with sorrow, that the question has been "marking +time" rather than marching. In mere sound, these two processes are not +so very different. + + + + + +CONTENTS. + + +I. + +ADMINISTRATIVE NIHILISM. (An Address delivered to the Members of +the Midland Institute, on the 9th of October, 1871, and subsequently +published in the _Fortnightly Review_) + + +II. + +THE SCHOOL BOARDS: WHAT THEY CAN DO, AND WHAT THEY MAY DO. (The +_Contemporary Review_, 1870) + + +III. + +ON MEDICAL EDUCATION. (An Address to the Students of the Faculty of +Medicine in University College, London, 1870) + + +IV. + +YEAST. (The _Contemporary Review_, 1871) + + +V. + +ON THE FORMATION OF COAL. (A Lecture delivered before the Members of +the Bradford Philosophical Institution, and subsequently published in +the _Contemporary Review_) + + +VI. + +ON CORAL AND CORAL REEFS. (_Good Words_, 1870) + + +VII. + +ON THE METHODS AND RESULTS OF ETHNOLOGY. (The _Fortnightly Review_, +1865) + + +VIII. + +ON SOME FIXED POINTS IN BRITISH ETHNOLOGY. (The _Contemporary Review_, +1871) + + +IX. + +PALAEONTOLOGY AND THE DOCTRINE OF EVOLUTION. (The Presidential Address +to the Geological Society, 1870) + + +X. + +MR. DARWIN'S CRITICS. (The _Contemporary Review_, 1871) + + +XI. + +THE GENEALOGY OF ANIMALS. (A Review of Haeckel's "Natuerliche +Schoepfungs-Geschichte." The _Academy_, 1869) + + +XII. + +BISHOP BERKELEY ON THE METAPHYSICS OF SENSATION. _(Macmillan's +Magazine_, 1871) + + + + +CRITIQUES AND ADDRESSES. + + + + +I. + +ADMINISTRATIVE NIHILISM. + +(AN ADDRESS TO THE MEMBERS OF THE MIDLAND INSTITUTE, OCTOBER 9TH, +1871.) + + +To me, and, as I trust, to the great majority of those whom I address, +the great attempt to educate the people of England which has just been +set afoot, is one of the most satisfactory and hopeful events in our +modern history. But it is impossible, even if it were desirable, +to shut our eyes to the fact, that there is a minority, not +inconsiderable in numbers, nor deficient in supporters of weight and +authority, in whose judgment all this legislation is a step in the +wrong direction, false in principle, and consequently sure to produce +evil in practice. + +The arguments employed by these objectors are of two kinds. The first +is what I will venture to term the caste argument; for, if logically +carried out, it would end in the separation of the people of this +country into castes, as permanent and as sharply defined, if not as +numerous, as those of India. It is maintained that the whole fabric +of society will be destroyed if the poor, as well as the rich, are +educated; that anything like sound and good education will only make +them discontented with their station and raise hopes which, in the +great majority of cases, will be bitterly disappointed. It is said: +There must be hewers of wood and drawers of water, scavengers and +coalheavers, day labourers and domestic servants, or the work of +society will come to a standstill. But, if you educate and refine +everybody, nobody will be content to assume these functions, and all +the world will want to be gentlemen and ladies. + +One hears this argument most frequently from the representatives of +the well-to-do middle class; and, coming from them, it strikes me as +peculiarly inconsistent, as the one thing they admire, strive after, +and advise their own children to do, is to get on in the world, and, +if possible, rise out of the class in which they were born into that +above them. Society needs grocers and merchants as much as it needs +coalheavers; but if a merchant accumulates wealth and works his way to +a baronetcy, or if the son of a greengrocer becomes a lord chancellor, +or an archbishop, or, as a successful soldier, wins a peerage, all the +world admires them; and looks with pride upon the social system which +renders such achievements possible. Nobody suggests that there is +anything wrong in _their_ being discontented with _their_ station; or +that, in _their_ cases society suffers by men of ability reaching the +positions for which nature has fitted them. + +But there are better replies than those of the _tu quoque_ sort to the +caste argument. In the first place, it is not true that education, +as such, unfits men for rough and laborious, or even disgusting, +occupations. The life of a sailor is rougher and harder than that of +nine landsmen out of ten, and yet, as every ship's captain knows, no +sailor was ever the worse for possessing a trained intelligence. The +life of a medical practitioner, especially in the country, is harder +and more laborious than that of most artisans, and he is constantly +obliged to do things which, in point of pleasantness, cannot be ranked +above scavengering--yet he always ought to be, and he frequently is, +a highly educated man. In the second place, though it may be granted +that the words of the catechism, which require a man to do his duty in +the station to which it has pleased God to call him, give an admirable +definition of our obligation to ourselves and to society; yet the +question remains, how is any given person to find out what is the +particular station to which it has pleased God to call him? A new-born +infant does not come into the world labelled scavenger, shopkeeper, +bishop, or duke. One mass of red pulp is just like another to all +outward appearance. And it is only by finding out what his faculties +are good for, and seeking, not for the sake of gratifying a paltry +vanity, but as the highest duty to himself and to his fellow-men, +to put himself into the position in which they can attain their full +development, that the man discovers his true station. That which is to +be lamented, I fancy, is not that society should do its utmost to help +capacity to ascend from the lower strata to the higher, but that it +has no machinery by which to facilitate the descent of incapacity from +the higher strata to the lower. In that noble romance, the "Republic" +(which is now, thanks to the Master of Balliol, as intelligible to +us all, as if it had been written in our mother tongue), Plato makes +Socrates say that he should like to inculcate upon the citizens of his +ideal state just one "royal lie." + + "'Citizens,' we shall say to them in our tale--'You are + brothers, yet God has framed you differently. Some of you + have the power of command, and these he has composed of + gold, wherefore also they have the greatest honour; others + of silver, to be auxiliaries; others again, who are to be + husbandmen and craftsmen, he has made of brass and iron; and + the species will generally be preserved in the children. But + as you are of the same original family, a golden parent will + sometimes have a silver son, or a silver parent a golden son. + And God proclaims to the rulers, as a first principle, that + before all they should watch over their offspring, and see + what elements mingle with their nature; for if the son of a + golden or silver parent has an admixture of brass and iron, + then nature orders a transposition of ranks, and the eye of + the ruler must not be pitiful towards his child because he has + to descend in the scale and become a husbandman or artisan; + just as there may be others sprung from the artisan class, who + are raised to honour, and become guardians and auxiliaries. + For an oracle says that when a man of brass or iron guards the + State, it will then be destroyed.'"[1] + +[Footnote 1: "The Dialogues of Plato." Translated into English, with +Analysis and Introduction, by B. Jowett, M.A. Vol. ii. p. 243.] + +Time, whose tooth gnaws away everything else, is powerless against +truth; and the lapse of more than two thousand years has not weakened +the force of these wise words. Nor is it necessary that, as Plato +suggests, society should provide functionaries expressly charged with +the performance of the difficult duty of picking out the men of brass +from those of silver and gold. Educate, and the latter will certainly +rise to the top; remove all those artificial props by which the brass +and iron folk are kept at the top, and, by a law as sure as that of +gravitation, they will gradually sink to the bottom. We have all +known noble lords who would have been coachmen, or gamekeepers, or +billiard-markers, if they had not been kept afloat by our social +corks; we have all known men among the lowest ranks, of whom everyone +has said, "What might not that man have become, if he had only had a +little education?" + +And who that attends, even in the most superficial way, to the +conditions upon which the stability of modern society--and especially +of a society like ours, in which recent legislation has placed +sovereign authority in the hands of the masses, whenever they are +united enough to wield their power--can doubt that every man of high +natural ability, who is both ignorant and miserable, is as great a +danger to society as a rocket without a stick is to the people +who fire it? Misery is a match that never goes out; genius, as an +explosive power, beats gunpowder hollow; and if knowledge, which +should give that power guidance, is wanting, the chances are not small +that the rocket will simply run a-muck among friends and foes. What +gives force to the socialistic movement which is now stirring +European society to its depths, but a determination on the part of the +naturally able men among the proletariat, to put an end, somehow or +other, to the misery and degradation in which a large proportion of +their fellows are steeped? The question, whether the means by which +they purpose to achieve this end are adequate or not, is at this +moment the most important of all political questions--and it is beside +my present purpose to discuss it. All I desire to point out is, that +if the chance of the controversy being decided calmly and rationally, +and not by passion and force, looks miserably small to an impartial +bystander, the reason is that not one in ten thousand of those who +constitute the ultimate court of appeal, by which questions of the +utmost difficulty, as well as of the most momentous gravity, will have +to be decided, is prepared by education to comprehend the real nature +of the suit brought before their tribunal. + +Finally, as to the ladies and gentlemen question, all I can say is, +would that every woman-child born into this world were trained to be +a lady, and every man-child a gentleman! But then I do not use those +much-abused words by way of distinguishing people who wear fine +clothes, and live in fine houses, and talk aristocratic slang, from +those who go about in fustian, and live in back slums, and talk gutter +slang. Some inborn plebeian blindness, in fact, prevents me from +understanding what advantage the former have over the latter. I have +never even been able to understand why pigeon-shooting at Hurlingham +should be refined and polite, while a rat-killing match in Whitechapel +is low; or why "What a lark" should be coarse, when one hears "How +awfully jolly" drop from the most refined lips twenty times in an +evening. + +Thoughtfulness for others, generosity, modesty, and self-respect, are +the qualities which make a real gentleman, or lady, as distinguished +from the veneered article which commonly goes by that name. I by no +means wish to express any sentimental preference for Lazarus against +Dives, but, on the face of the matter, one does not see why the +practice of these virtues should be more difficult in one state of +life than another; and any one who has had a wide experience among all +sorts and conditions of men, will, I think, agree with me that they +are as common in the lower ranks of life as in the higher. + +Leaving the caste argument aside then, as inconsistent with the +practice of those who employ it, as devoid of any justification in +theory, and as utterly mischievous if its logical consequences were +carried out, let us turn to the other class of objectors. To these +opponents, the Education Act is only one of a number of pieces of +legislation to which they object on principle; and they include under +like condemnation the Vaccination Act, the Contagious Diseases Act, +and all other sanitary Acts; all attempts on the part of the State to +prevent adulteration, or to regulate injurious trades; all legislative +interference with anything that bears directly or indirectly on +commerce, such as shipping, harbours, railways, roads, cab-fares, and +the carriage of letters; and all attempts to promote the spread of +knowledge by the establishment of teaching bodies, examining +bodies, libraries, or museums, or by the sending out of scientific +expeditions; all endeavours to advance art by the establishment of +schools of design, or picture galleries; or by spending money upon +an architectural public building when a brick box would answer the +purpose. According to their views, not a shilling of public money must +be bestowed upon a public park or pleasure-ground; not sixpence upon +the relief of starvation, or the cure of disease. Those who hold +these views support them by two lines of argument. They enforce them +deductively by arguing from an assumed axiom, that the State has no +right to do anything but protect its subjects from aggression. The +State is simply a policeman, and its duty is neither more nor less +than to prevent robbery and murder and enforce contracts. It is not to +promote good, nor even to do anything to prevent evil, except by the +enforcement of penalties upon those who have been guilty of obvious +and tangible assaults upon purses or persons. And, according to +this view, the proper form of government is neither a monarchy, +an aristocracy, nor a democracy, but an _astynomocracy_, or +police government. On the other hand, these views are supported _a +posteriori_, by an induction from observation, which professes to show +that whatever is done by a Government beyond these negative limits, is +not only sure to be done badly, but to be done much worse than private +enterprise would have done the same thing. + +I am by no means clear as to the truth of the latter proposition. It +is generally supported by statements which prove clearly enough that +the State does a great many things very badly. But this is really +beside the question. The State lives in a glass house; we see what it +tries to do, and all its failures, partial or total, are made the most +of. But private enterprise is sheltered under good opaque bricks and +mortar. The public rarely knows what it tries to do, and only hears +of failures when they are gross and patent to all the world. Who is +to say how private enterprise would come out if it tried its hand +at State work? Those who have had most experience of joint-stock +companies and their management, will probably be least inclined to +believe in the innate superiority of private enterprise over State +management. If continental bureaucracy and centralization be fraught +with multitudinous evils, surely English beadleocracy and parochial +obstruction are not altogether lovely. If it be said that, as a matter +of political experience, it is found to be for the best interests, +including the healthy and free development, of a people, that the +State should restrict itself to what is absolutely necessary, and +should leave to the voluntary efforts of individuals as much as +voluntary effort can be got to do, nothing can be more just. But, on +the other hand, it seems to me that nothing can be less justifiable +than the dogmatic assertion that State interference, beyond the limits +of home and foreign police, must, under all circumstances, do harm. + +Suppose, however, for the sake of argument, that we accept the +proposition that the functions of the State may be properly summed up +in the one great negative commandment,--"Thou shalt not allow any man +to interfere with the liberty of any other man,"--I am unable to see +that the logical consequence is any such restriction of the power of +Government, as its supporters imply. If my next-door neighbour +chooses to have his drains in such a state as to create a poisonous +atmosphere, which I breathe at the risk of typhus and diphtheria, he +restricts my just freedom to live just as much as if he went about +with a pistol, threatening my life; if he is to be allowed to let +his children go unvaccinated, he might as well be allowed to leave +strychnine lozenges about in the way of mine; and if he brings them up +untaught and untrained, to earn their living, he is doing his best +to restrict my freedom, by increasing the burden of taxation for the +support of gaols and workhouses, which I have to pay. + +The higher the state of civilization, the more completely do the +actions of one member of the social body influence all the rest, and +the less possible is it for any one man to do a wrong thing +without interfering, more or less, with the freedom of all his +fellow-citizens. So that, even upon the narrowest view of the +functions of the State, it must be admitted to have wider powers than +the advocates of the police theory are disposed to admit. + +It is urged, I am aware, that if the right of the State to step beyond +the assigned limits is admitted at all, there is no stopping; and that +the principle which justifies the State in enforcing vaccination or +education, will also justify it in prescribing my religious belief, +or my mode of carrying on my trade or profession; in determining the +number of courses I have for dinner, or the pattern of my waistcoat. + +But surely the answer is obvious that, on similar grounds, the right +of a man to eat when he is hungry might be disputed, because if you +once allow that he may eat at all, there is no stopping him until he +gorges himself, and suffers all the ills of a surfeit. In practice, +the man leaves off when reason tells him he has had enough; and, in +a properly organized State, the Government, being nothing but the +corporate reason of the community, will soon find out when State +interference has been carried far enough. And, so far as my +acquaintance with those who carry on the business of Government goes, +I must say that I find them far less eager to interfere with the +people, than the people are to be interfered with. And the reason is +obvious. The people are keenly sensible of particular evils, and, like +a man suffering from pain, desire an immediate remedy. The statesman, +on the other hand, is like the physician, who knows that he can stop +the pain at once by an opiate; but who also knows that the opiate may +do more harm than good in the long run. In three cases out of four the +wisest thing he can do is to wait, and leave the case to nature. But +in the fourth case, in which the symptoms are unmistakable, and the +cause of the disease distinctly known, prompt remedy saves a life. +Is the fact that a wise physician will give as little medicine as +possible any argument for his abstaining from giving any at all? + +But the argument may be met directly. It may be granted that the +State, or corporate authority of the people, might with perfect +propriety order my religion, or my waistcoat, if as good grounds +could be assigned for such an order as for the command to educate my +children. And this leads us to the question which lies at the root of +the whole discussion--the question, namely, upon what foundation +does the authority of the State rest, and how are the limits of that +authority to be determined? + +One of the oldest and profoundest of English philosophers, Hobbes of +Malmesbury, writes thus:-- + + "The office of the sovereign, be it monarch or an assembly, + consisteth in the end for which he was entrusted with the + sovereign power, namely, the procuration of _the safety_ of + the people: to which he is obliged by the law of nature, and + to render an account thereof to God, the author of that law, + and to none but Him. But by safety, here, is not meant a bare + preservation, but also all other contentments of life, which + every man by lawful industry, without danger or hurt to the + commonwealth, shall acquire to himself." + +At first sight this may appear to be a statement of the police-theory +of government, pure and simple; but it is not so. For Hobbes goes on +to say:-- + + "And this is intended should be done, not by care applied to + individuals, further than their protection from injuries, when + they shall complain; but by a general providence contained in + public instruction both of doctrine and example; and in the + making and executing of good laws to which individual persons + may apply their own cases."[1] + +[Footnote 1: "Leviathan," Molesworth's ed. p. 322.] + +To a witness of the civil war between Charles I. and the Parliament, +it is not wonderful that the dissolution of the bonds of society which +is involved in such strife should appear to be "the greatest evil that +can happen in this life;" and all who have read the "Leviathan" know +to what length Hobbes's anxiety for the preservation of the authority +of the representative of the sovereign power, whatever its shape, +leads him. But the justice of his conception of the duties of the +sovereign power does not seem to me to be invalidated by his monstrous +doctrines respecting the sacredness of that power. + +To Hobbes, who lived during the break-up of the sovereign power by +popular force, society appeared to be threatened by everything which +weakened that power: but, to John Locke, who witnessed the evils which +flow from the attempt of the sovereign power to destroy the rights +of the people by fraud and violence, the danger lay in the other +direction. + +The safety of the representative of the sovereign power itself is to +Locke a matter of very small moment, and he contemplates its abolition +when it ceases to do its duty, and its replacement by another, as a +matter of course. The great champion of the revolution of 1688 could +do no less. Nor is it otherwise than natural that he should seek to +limit, rather than to enlarge, the powers of the State, though in +substance he entirely agrees with Hobbes's view of its duties:-- + + "But though men," says he, "when they enter into society, give + up the equality, liberty, and executive power they had in the + state of nature, into the hands of the society, to be so far + disposed of by the Legislature as the good of society shall + require; yet it being only with an intention in every one the + better to preserve himself, his liberty and property (for no + rational creature can be supposed to change his condition + with an intention to be worse), the power of the society, + or legislation, constituted by them can never be supposed to + extend further than the common good, but is obliged to secure + every one's property by providing against those three defects + above mentioned, that made the state of nature so unsafe and + uneasy. And so, whoever has the legislative or supreme + power of any commonwealth, is bound to govern by established + standing laws, promulgated and known to the people, and not + by extemporary decrees; by indifferent and upright judges, who + are to decide controversies by those laws: and to employ the + force of the community at home only in the execution of such + laws; or abroad, to prevent or redress foreign injuries, and + secure the community from inroads and invasion. And all this + to be directed to no other end than the peace, safety, and + public good of the people."[1] + +[Footnote 1: Locke's Essay, "Of Civil Government," Sec. 131.] + +Just as in the case of Hobbes, so in that of Locke, it may at first +sight appear from this passage that the latter philosopher's views of +the functions of Government incline to the negative, rather than the +positive, side. But a further study of Locke's writings will at +once remove this misconception. In the famous "Letter concerning +Toleration," Locke says:-- + + "The commonwealth seems to me to be a society of men + constituted only for the procuring, preserving, and + _advancing_ their own civil interests. + + "Civil interests I call life, liberty, health, and indolency + of body; and the possession of outward things, such as money, + lands, houses, furniture, and the like. + + "It is the duty of the civil magistrate, by the impartial + execution of equal laws, to secure unto all the people in + general, and to every one of his subjects in particular, the + just possession of those things belonging to this life. + + "... The whole jurisdiction of the magistrate reaches only + to these civil concernments.... All civil power, right, + and dominion, is bounded and confined to the only care of + promoting these things." + +Elsewhere in the same "Letter," Locke lays down the proposition that +if the magistrate understand washing a child "to be profitable to the +curing or preventing any disease that children are subject unto, and +esteem the matter weighty enough to be taken care of by a law, in that +case he may order it to be done." + +Locke seems to differ most widely from Hobbes by his strong advocacy +of a certain measure of toleration in religious matters. But the +reason why the civil magistrate ought to leave religion alone is, +according to Locke, simply this, that "true and saving religion +consists in the inward persuasion of the mind." And since "such is the +nature of the understanding that it cannot be compelled to the belief +of anything by outward force," it is absurd to attempt to make men +religious by compulsion. I cannot discover that Locke fathers the pet +doctrine of modern Liberalism, that the toleration of error is a good +thing in itself, and to be reckoned among the cardinal virtues; on +the contrary, in this very "Letter on Toleration" he states in the +clearest language that "No opinion contrary to human society, or to +those moral rules which are necessary to the preservation of civil +society, are to be tolerated by the magistrate." And the practical +corollary which he draws from this proposition is that there ought to +be no toleration for either Papists or Atheists. + +After Locke's time the negative view of the functions of Government +gradually grew in strength, until it obtained systematic and able +expression in Wilhelm von Humboldt's "Ideen,"[1] the essence of which +is the denial that the State has a right to be anything more than +chief policeman. And, of late years, the belief in the efficacy of +doing nothing, thus formulated, has acquired considerable popularity +for several reasons. In the first place, men's speculative convictions +have become less and less real; their tolerance is large because their +belief is small; they know that the State had better leave things +alone unless it has a clear knowledge about them; and, with reason, +they suspect that the knowledge of the governing power may stand no +higher than the very low watermark of their own. + +[Footnote 1: An English translation has been published under the title +of "Essay on the Sphere and Duties of Government."] + +In the second place, men have become largely absorbed in the mere +accumulation of wealth; and as this is a matter in which the plainest +and strongest form of self-interest is intensely concerned, science +(in the shape of Political Economy) has readily demonstrated that +self-interest may be safely left to find the best way of attaining +its ends. Rapidity and certainty of intercourse between different +countries, the enormous development of the powers of machinery, and +general peace (however interrupted by brief periods of warfare), have +changed the face of commerce as completely as modern artillery has +changed that of war. The merchant found himself as much burdened by +ancient protective measures as the soldier by his armour--and negative +legislation has been of as much use to the one as the stripping off +of breast-plates, greaves, and buff-coat to the other. But because the +soldier is better without his armour it does not exactly follow that +it is desirable that our defenders should strip themselves stark +naked; and it is not more apparent why _laissez-faire_--great and +beneficial as it may be in all that relates to the accumulation of +wealth--should be the one great commandment which the State is to +obey in all other matters; and especially in those in which the +justification of _laissez-faire_, namely, the keen insight given by +the strong stimulus of direct personal interest, in matters clearly +understood, is entirely absent. + +Thirdly, to the indifference generated by the absence of fixed +beliefs, and to the confidence in the efficacy of _laissez-faire_, +apparently justified by experience of the value of that principle when +applied to the pursuit of wealth, there must be added that nobler and +better reason for a profound distrust of legislative interference, +which animates Von Humboldt and shines forth in the pages of Mr. +Mill's famous Essay on Liberty--I mean the just fear lest the end +should be sacrificed to the means; lest freedom and variety should be +drilled and disciplined out of human life in order that the great mill +of the State should grind smoothly. + +One of the profoundest of living English philosophers, who is at the +same time the most thoroughgoing and consistent of the champions of +astynomocracy, has devoted a very able and ingenious essay[1] to the +drawing out of a comparison between the process by which men have +advanced from the savage state to the highest civilization, and that +by which an animal passes from the condition of an almost shapeless +and structureless germ, to that in which it exhibits a highly +complicated structure and a corresponding diversity of powers. Mr. +Spencer says with great justice-- + +[Footnote 1: "The Social Organism:" Essays. Second Series.] + + "That they gradually increase in mass; that they become, + little by little, more complex; that, at the same time, their + parts grow more mutually dependent; and that they continue to + live and grow as wholes, while successive generations of their + units appear and disappear,--are broad peculiarities which + bodies politic display, in common with all living bodies, and + in which they and living bodies differ from everything else." + +In a very striking passage of this essay Mr. Spencer shows with what +singular closeness a parallel between the development of a nervous +system, which is the governing power of the body in the series of +animal organisms, and that of government, in the series of social +organisms, can be drawn:-- + + "Strange as the assertion, will be thought," says Mr. Spencer, + "our Houses of Parliament discharge in the social economy + functions that are, in sundry respects, comparable to those + discharged by the cerebral masses in a vertebrate animal.... + The cerebrum co-ordinates the countless heterogeneous + considerations which affect the present and future welfare of + the individual as a whole; and the Legislature co-ordinates + the countless heterogeneous considerations which affect the + immediate and remote welfare of the whole community. We may + describe the office of the brain as that of _averaging_ the + interests of life, physical, intellectual, moral, social; and + a good brain is one in which the desires answering to their + respective interests are so balanced, that the conduct they + jointly dictate sacrifice none of them. Similarly we may + describe the office of Parliament as that of _averaging_ the + interests of the various classes in a community; and a good + Parliament is one in which the parties answering to these + respective interests are so balanced, that their united + legislation concedes to each class as much as consists with + the claims of the rest." + +All this appears to be very just. But if the resemblances between the +body physiological and the body politic are any indication, not only +of what the latter is, and how it has become what it is, but of what +it ought to be, and what it is tending to become, I cannot but think +that the real force of the analogy is totally opposed to the negative +view of State function. + +Suppose that, in accordance with this view, each muscle were to +maintain that the nervous system had no right to interfere with its +contraction, except to prevent it from hindering the contraction of +another muscle; or each gland, that it had a right to secrete, so long +as its secretion interfered with no other; suppose every separate cell +left free to follow its own "interests," and _laissez-faire_ lord of +all, what would become of the body physiological? + +The fact is that the sovereign power of the body thinks for the +physiological organism, acts for it, and rules the individual +components with a rod of iron. Even the blood-corpuscles can't hold a +public meeting without being accused of "congestion"--and the brain, +like other despots whom we have known, calls out at once for the +use of sharp steel against them. As in Hobbes's "Leviathan," the +representative of the sovereign authority in the living organism, +though he derives all his powers from the mass which he rules, is +above the law. The questioning of his authority involves death, or +that partial death which we call paralysis. Hence, if the analogy of +the body politic with the body physiological counts for anything, it +seems to me to be in favour of a much larger amount of governmental +interference than exists at present, or than I, for one, at all desire +to see. But, tempting as the opportunity is, I am not disposed to +build up any argument in favour of my own case upon this analogy, +curious, interesting, and in many respects close, as it is, for it +takes no cognizance of certain profound and essential differences +between the physiological and the political bodies. + +Much as the notion of a "social contract" has been ridiculed, it +nevertheless seems to be clear enough, that all social organization +whatever depends upon what is substantially a contract, whether +expressed or implied, between the members of the society. No society +ever was, or ever can be, really held together by force. It may seem +a paradox to say that a slaveholder does not make his slaves work +by force, but by agreement. And yet it is true. There is a contract +between the two which, if it were written out, would run in these +terms:--"I undertake to feed, clothe, house, and not to kill, flog, +or otherwise maltreat you, Quashie, if you perform a certain amount of +work." Quashie, seeing no better terms to be had, accepts the bargain, +and goes to work accordingly. A highwayman who garottes me, and then +clears out my pockets, robs me by force in the strict sense of the +words; but if he puts a pistol to my head and demands my money or +my life, and I, preferring the latter, hand over my purse, we have +virtually made a contract, and I perform one of the terms of that +contract. If, nevertheless, the highwayman subsequently shoots me, +everybody will see that, in addition to the crimes of murder and +theft, he has been guilty of a breach of contract. + +A despotic Government, therefore, though often a mere combination +of slaveholding and highway robbery, nevertheless implies a contract +between governor and governed, with voluntary submission on the part +of the latter; and _a fortiori_, all other forms of government are in +like case. + +Now a contract between any two men implies a restriction of the +freedom of each in certain particulars. The highwayman gives up his +freedom to shoot me, on condition of my giving up my freedom to do +as I like with my money: I give up my freedom to kill Quashie, on +condition of Quashie's giving up his freedom to be idle. And the +essence and foundation of every social organization, whether simple +or complex, is the fact that each member of the society voluntarily +renounces his freedom in certain directions, in return for the +advantages which he expects from association with the other members +of that society. Nor are constitutions, laws, or manners, in ultimate +analysis, anything but so many expressed or implied contracts between +the members of a society to do this, or abstain from that. + +It appears to me that this feature constitutes the difference +between the social and the physiological organism. Among the higher +physiological organisms, there is none which is developed by the +conjunction of a number of primitively independent existences into +a complex whole. The process of social organization appears to be +comparable, not so much to the process of organic development, as +to the synthesis of the chemist, by which independent elements are +gradually built up into complex aggregations--in which each element +retains an independent individuality, though held in subordination to +the whole. The atoms of carbon and hydrogen, oxygen, nitrogen, which +enter into a complex molecule, do not lose the powers originally +inherent in them, when they unite to form that molecule, the +properties of which express those forces of the whole aggregation +which are not neutralized and balanced by one another. Each atom has +given up something, in order that the atomic society, or molecule, may +subsist. And as soon as any one or more of the atoms thus associated +resumes the freedom which it has renounced, and follows some external +attraction, the molecule is broken up, and all the peculiar properties +which depended upon its constitution vanish. + +Every society, great or small, resembles such a complex molecule, +in which the atoms are represented by men, possessed of all those +multifarious attractions and repulsions which are manifested in their +desires and volitions, the unlimited power of satisfying which, we +call freedom. The social molecule exists in virtue of the renunciation +of more or less of this freedom by every individual. It is decomposed, +when the attraction of desire leads to the resumption of that freedom, +the suppression of which is essential to the existence of the social +molecule. And the great problem of that social chemistry we call +politics, is to discover what desires of mankind may be gratified, and +what must be suppressed, if the highly complex compound, society, +is to avoid decomposition. That the gratification of some of +men's desires shall be renounced is essential to order; that the +satisfaction of others shall be permitted is no less essential to +progress; and the business of the sovereign authority--which is, or +ought-to be, simply a delegation of the people appointed to act for +its good--appears to me to be, not only to enforce the renunciation of +the anti-social desires, but, wherever it may be necessary, to promote +the satisfaction of those which are conducive to progress. + +The great metaphysician, Immanuel Kant, who is at his greatest when +he discusses questions which are not metaphysical, wrote, nearly a +century ago, a wonderfully instructive essay entitled "A Conception of +Universal History in relation to Universal Citizenship,"[1] from which +I will borrow a few pregnant sentences:-- + +[Footnote 1: "Idee zu einer allgemeinen Geschichte in weltbuergerlichen +Absicht," 1784. This paper has been translated by De Quincey, and +attention has been recently drawn to its "signal merits" by the Editor +of the _Fortnightly Review_ in his Essay on Condorcet. (_Fortnightly +Review_, No. xxxviii. N.S. pp. 136, 137.)] + + "The means of which Nature has availed herself, in order to + bring about the development of all the capacities of man, is + the antagonism of those capacities to social organization, + so far as the latter does in the long run necessitate their + definite correlation. By antagonism, I here mean the unsocial + sociability of mankind--that is, the combination in them of + an impulse to enter into society, with a thorough spirit + of opposition which constantly threatens to break up this + society. The ground of this lies in human nature. Man has an + inclination to enter into society, because in that state he + feels that he becomes more a man, or, in other words, that his + natural faculties develop. But he has also a great tendency to + isolate himself, because he is, at the same time, aware of the + unsocial peculiarity of desiring to have everything his own + way; and thus, being conscious of an inclination to oppose + others, he is naturally led to expect opposition from them. + + "Now it is this opposition which awakens all the dormant + powers of men, stimulates them to overcome their inclination + to be idle, and, spurred by the love of honour, or power, or + wealth, to make themselves a place among their fellows, whom + they can neither do with, nor do without. + + "Thus they make the first steps from brutishness towards + culture, of which the social value of man is the measure. Thus + all talents become gradually developed, taste is formed, + and by continual enlightenment the foundations of a way of + thinking are laid, which gradually changes the mere rude + capacity of moral perception into determinate practical + principles; and thus society, which is originated by a sort + of pathological compulsion, becomes metamorphosed into a moral + unity." (_Loc. cit_. p. 147.) + + "All the culture and art which adorn humanity, the most + refined social order, are produced by that unsociability which + is compelled by its own existence to discipline itself, and + so by enforced art to bring the seeds implanted by nature into + full flower." (_Loc. cit_. p. 148.) + +In these passages, as in others of this remarkable tract, Kant +anticipates the application of the "struggle for existence" to +politics, and indicates the manner in which the evolution of society +has resulted from the constant attempt of individuals to strain its +bonds. If individuality has no play, society does not advance; if +individuality breaks out of all bounds, society perishes. + +But when men living in society once become aware that their welfare +depends upon, two opposing tendencies of equal importance--the one +restraining, the other encouraging, individual freedom--the +question "What are the functions of Government?" is translated into +another--namely, What ought we men, in our corporate capacity, to do, +not only in the way of restraining that free individuality which is +inconsistent with the existence of society, but in encouraging that +free individuality which is essential to the evolution of the +social organization? The formula which truly defines the function of +Government must contain the solution of both the problems involved, +and not merely of one of them. + +Locke has furnished us with such a formula, in the noblest, and at the +same time briefest, statement of the purpose of Government known to +me:-- + +"THE END OF GOVERNMENT IS THE GOOD OF MANKIND."[1] + +[Footnote 1: "Of Civil Government," Sec. 229.] + +But the good of mankind is not a something which is absolute and +fixed for all men, whatever their capacities or state of civilization. +Doubtless it is possible to imagine a true "Civitas Dei," in which +every man's moral faculty shall be such as leads him to control all +those desires which run counter to the good of mankind, and to cherish +only those which conduce to the welfare of society; and in which every +man's native intellect shall be sufficiently strong, and his culture +sufficiently extensive, to enable him to know what he ought to do and +to seek after. And, in that blessed State, police will be as much a +superfluity as every other kind of government. + +But the eye of man has not beheld that State, and is not likely to +behold it for some time to come. What we do see, in fact, is that +States are made up of a considerable number of the ignorant and +foolish, a small proportion of genuine knaves, and a sprinkling of +capable and honest men, by whose efforts the former are kept in a +reasonable state of guidance, and the latter of repression. And, such +being the case, I do not see how any limit whatever can be laid down +as to the extent to which, under some circumstances, the action of +Government may be rightfully carried. + +Was our own Government wrong in suppressing Thuggee in India? If not, +would it be wrong in putting down any enthusiast who attempted to set +up the worship of Astarte in the Haymarket? Has the State no right to +put a stop to gross and open violations of common decency? And if +the State has, as I believe it has, a perfect right to do all these +things, are we not bound to admit, with Locke, that it may have a +right to interfere with "Popery" and "Atheism," if it be really true +that the practical consequences of such beliefs con be proved to +be injurious to civil society? The question where to draw the line +between those things with which the State ought, and those with which +it ought not, to interfere, then, is one which must be left to be +decided separately for each individual case. The difficulty which +meets the statesman is the same as that which meets us all in +individual life, in which our abstract rights are generally clear +enough, though it is frequently extremely hard to say at what point it +is wise to cease our attempts to enforce them. + +The notion that the social body should be organized in such a manner +as to advance the welfare of its members, is as old as political +thought; and the schemes of Plato, More, Robert Owen, St. Simon, +Comte, and the modern socialists, bear witness that, in every age, men +whose capacity is of no mean order, and whose desire to benefit +their fellows has rarely been excelled, have been strongly, nay, +enthusiastically, convinced that Government may attain its end--the +good of the people--by some more effectual process than the very +simple and easy one of putting its hands in its pockets, and letting +them alone. + +It may be, that all the schemes of social organization which have +hitherto been propounded are impracticable follies. But if this be so, +the fact proves, not that the idea which underlies them is worthless, +but only that the science of politics is in a very rudimentary and +imperfect state. Politics, as a science, is not older than astronomy; +but though the subject-matter of the latter is vastly less complex +than that of the former, the theory of the moon's motions is not quite +settled yet. + +Perhaps it may help us a little way towards getting clearer notions of +what the State may and what it may not do, if, assuming the truth of +Locke's maxim that "the end of Government is the good of mankind," we +consider a little what the good, of mankind is. + +I take it that the good of mankind means the attainment, by every +man, of all the happiness which he can enjoy without diminishing the +happiness of his fellow-men.[1] + +[Footnote 1: "Hie est itaque finis ad quem tendo, talem scilicet +Naturam acquirere, et ut multi mecum eam acquirant, conari hoc est +de mea felicitate etiam operam dare, ut alii multi idem atque ego +intelligant, ut eorum intellectus et cupiditas prorsus cum meo +intellectu et cupiditate convenient: atque hoc fiat, necesse est +tantum de Natura intelligere, quantum sufficit ad talem naturam +acquirendam; deinde formare talem societatem qualis est desideranda, +ut quam plurimi quam facillime et secure eo perveniant."--B. SPINOZA, +_De Intellectus Emendatione Tractatus._] + +If we inquire what kinds of happiness come under this definition, we +find those derived from the sense of security or peace; from +wealth, or commodity, obtained by commerce; from Art--whether it +be architecture, sculpture, painting, music, or literature; from +knowledge, or science; and, finally, from sympathy or friendship. No +man is injured, but the contrary, by peace. No man is any the worse +off because another acquires wealth by trade, or by the exercise of +a profession; on the contrary, he cannot have acquired his wealth, +except by benefiting others to the full extent of what they considered +to be its value; and his wealth is no more than fairy gold if he does +not go on benefiting others in the same way. A thousand men may enjoy +the pleasure derived from a picture, a symphony, or a poem, without +lessening the happiness of the most devoted connoisseur. The +investigation of nature is an infinite pasture-ground, where all +may graze, and where the more bite, the longer the grass grows, the +sweeter is its flavour, and the more it nourishes. If I love a friend, +it is no damage to me, but rather a pleasure, if all the world also +love him and think of him as highly as I do. + +It appears to be universally agreed, for the reasons already +mentioned, that it is unnecessary and undesirable for the State +to attempt to promote the acquisition of wealth by any direct +interference with commerce. But there is no such agreement as to the +further question whether the State may not promote the acquisition of +wealth by indirect means. For example, may the State make a road, or +build a harbour, when it is quite clear that by so doing it will open +up a productive district, and thereby add enormously to the total +wealth of the community? And if so, may the State, acting for the +general good, take charge of the means of communication between its +members, or of the postal and telegraph services? I have not yet met +with any valid, argument against the propriety of the State doing +what our Government does in this matter; except the assumption, which +remains to be proved, that Government will manage these things worse +than private enterprise would do. Nor is there any agreement upon the +still more important question whether the State ought, or ought not, +to regulate the distribution of wealth. If it ought not, then all +legislation which regulates inheritance--the statute of Mortmain, and +the like--is wrong in principle; and, when a rich man dies, we +ought to return to the state of nature, and have a scramble for +his property. If, on the other hand, the authority of the State is +legitimately employed in regulating these matters, then it is an open +question, to be decided entirely by evidence as to what tends to +the highest good of the people, whether we keep our present laws, +or whether we modify them. At present the State protects men in the +possession and enjoyment of their property, and defines what that +property is. The justification for its so doing is that its action +promotes the good of the people. If it can be clearly proved that the +abolition of property would tend still, more to promote the good of +the people, the State will have the same justification for abolishing +property that it now has for maintaining it. + +Again, I suppose it is universally agreed that it would be useless +and absurd for the State to attempt to promote friendship and sympathy +between man and man directly. But I see no reason why, if it be +otherwise expedient, the State may not do something towards that +end indirectly. For example, I can conceive the existence of an +Established Church which should be a blessing to the community. A +Church in which, week by week, services should be devoted, not to the +iteration of abstract propositions in theology, but to the setting +before men's minds of an ideal of true, just, and pure living; a place +in which those who are weary of the burden of daily cares, should +find a moment's rest in the contemplation of the higher life which is +possible for all, though attained by so few; a place in which the man +of strife and of business should have time to think how small, after +all, are the rewards he covets compared with peace and charity. Depend +upon it, if such a Church existed, no one would seek to disestablish +it. + +Whatever the State may not do, however, it is universally agreed that +it may take charge of the maintenance of internal and external peace. +Even the strongest advocate of administrative nihilism admits that +Government may prevent aggression of one man on another. But this +implies the maintenance of an army and navy, as much as of a body of +police; it implies a diplomatic as well as a detective force; and it +implies, further, that the State, as a corporate whole, shall have +distinct and definite views as to its wants, powers, and obligations. + +For independent States stand in the same relation to one another as +men in a state of nature, or unlimited freedom. Each endeavours to +get all it can, until the inconvenience of the state of war suggests +either the formation of those express contracts we call treaties, +or mutual consent to those implied contracts which are expressed by +international law. The moral rights of a State rest upon the same +basis as those of an individual. If any number of States agree to +observe a common set of international laws, they have, in fact, set up +a sovereign authority or supra-national government, the end of +which, like that of all governments, is the good of mankind; and the +possession of as much freedom by each State, as is consistent with +the attainment of that end. But there is this difference: that the +government thus set up over nations is ideal, and has no concrete +representative of the sovereign power; whence the only way of settling +any dispute finally is to fight it out. Thus the supra-national +society is continually in danger of returning to the state of nature, +in which contracts are void; and the possibility of this contingency +justifies a government in restricting the liberty of its subjects in +many ways that would otherwise be unjustifiable. + +Finally, with respect to the advancement of science and art. I have +never yet had the good fortune to hear any valid reason alleged why +that corporation of individuals we call the State may not do what +voluntary effort fails in doing, either from want of intelligence or +lack of will. And here it cannot be alleged that the action of the +State is always hurtful. On the contrary, in every country in Europe, +universities, public libraries, picture galleries, museums, and +laboratories, have been established by the State, and have done +infinite service to the intellectual and moral progress and the +refinement of mankind. + +A few days ago I received from one of the most eminent members of the +Institut of France a pamphlet entitled "Pourquoi la France n'a +pas trouve d'hommes superieurs au moment du peril." The writer, M. +Pasteur, has no doubt that the cause of the astounding collapse of +his countrymen is to be sought in the miserable neglect of the higher +branches of culture, which has been one of the many disgraces of the +Second Empire, if not of its predecessors. + + "Au point ou nous sommes arrives de ce qu'on appelle la + _civilisation moderne_, la culture des sciences dans leur + expression la plus elevee est peut-etre plus necessaire encore + a l'etat moral d'une nation qu'a sa prosperite materielle. + + "Les grandes decouvertes, les meditations de la pensee dans + les arts, dans les sciences et dans les lettres, en un mot les + travaux desinteresses de l'esprit dans tous les genres, + les centres d'enseignement propres a les faire connaitre, + introduisent dans le corps social tout entier l'esprit + philosophique ou scientifique, cet esprit de discernement qui + soumet tout a une raison severe, condamne l'ignorance, + dissipe les prejuges et les erreurs. Ils elevent le niveau + intellectuel, le sentiment moral; par eux, l'idee divine + elle-meme se repand et s'exalte.... Si, au moment du peril + supreme, la France n'a pas trouve des hommes superieurs pour + mettre en oeuvre ses ressources et le courage de ses enfants, + il faut l'attribuer, j'en ai la conviction, a ce que la France + EST desinteressee, depuis un demi-siecle, des grands travaux + de la pensee, particulierement dans les sciences exactes." + +Individually, I have no love for academies on the continental model, +and still less for the system of decorating men of distinction in +science, letters, or art, with orders and titles, or enriching them +with sinecures. What men of science want is only a fair day's wages +for more than a fair day's work; and most of us, I suspect, would be +well content if, for our days and nights of unremitting toil, we could +secure the pay which a first-class Treasury clerk earns without any +obviously trying strain upon his faculties. The sole order of nobility +which, in my judgment, becomes a philosopher, is that rank which +he holds in the estimation of his fellow-workers, who are the only +competent judges in such matters. Newton and Cuvier lowered themselves +when the one accepted an idle knighthood, and the other became a +baron of the empire. The great men who went to their graves as Michael +Faraday and George Grote seem to me to have understood the dignity of +knowledge better when they declined all such meretricious trappings. + +But it is one thing for the State to appeal to the vanity and ambition +which are to be found in philosophical as in other breasts, and +another to offer men who desire to do the hardest of work for the most +modest of tangible rewards, the means of making themselves useful to +their age and generation. And this is just what the State does when it +founds a public library or museum, or provides the means of scientific +research by such grants of money as that administered by the Royal +Society. + +It is one thing, again, for the State to take all the higher education +of the nation into its own hands; it is another to stimulate and to +aid, while they are yet young and weak, local efforts to the same +end. The Midland Institute, Owens College in Manchester, the newly +instituted Science College in Newcastle, are all noble products of +local energy and munificence. But the good they are doing is not +local--the commonwealth, to its uttermost limits, shares in the +benefits they confer; and I am at a loss to understand upon what +principle of equity the State, which admits the principle of payment +on results, refuses to give a fair equivalent for these benefits; or +on what principle of justice the State, which admits the obligation +of sharing the duty of primary education with a locality, denies the +existence of that obligation when the higher education is in question. + +To sum up: If the positive advancement of the peace, wealth, and the +intellectual and moral development of its members, are objects which +the Government, as the representative of the corporate authority of +society, may justly strive after, in fulfilment of its end--the good +of mankind; then it is clear that the Government may undertake to +educate the people. For education promotes peace by teaching men the +realities of life and the obligations which are involved in the very +existence of society; it promotes intellectual development, not only +by training the individual intellect, but by sifting out from the +masses of ordinary or inferior capacities, those who are competent +to increase the general welfare by occupying higher positions; and, +lastly, it promotes morality and refinement, by teaching men to +discipline themselves, and by leading them to see that the highest, as +it is the only permanent, content is to be attained, not by grovelling +in the rank and steaming valleys of sense, but by continual striving +towards those high peaks, where, resting in eternal calm, reason +discerns the undefined but bright ideal of the highest Good--"a cloud +by day, a pillar of fire by night." + + + + +II. + +THE SCHOOL BOARDS: WHAT THEY CAN DO, AND WHAT THEY MAY DO. + + +An electioneering manifesto would be out of place in the pages of this +Review; but any suspicion that may arise in the mind of the reader +that the following pages partake of that nature, will be dispelled, +if he reflect that they cannot be published[1] until after the day +on which the ratepayers of the metropolis will have decided which +candidates for seats upon the Metropolitan School Board they will +take, and which they will leave. + +[Footnote 1: Notwithstanding Mr. Huxley's intentions, the Editor took +upon himself, in what seemed to him to be the public interest, to send +an extract from this article to the newspapers--before the day of the +election of the School Board.--EDITOR of the _Contemporary Review_.] + +As one of those candidates, I may be permitted to say, that I feel +much in the frame of mind of the Irish bricklayer's labourer, who bet +another that he could not carry him to the top of the ladder in his +hod. The challenged hodman won his wager, but as the stakes were +handed over, the challenger wistfully remarked, "I'd great hopes of +falling at the third round from the top." And, in view of the work +and the worry which awaits the members of the School Boards, I must +confess to an occasional ungrateful hope that the friends who are +toiling upwards with me in their hod, may, when they reach "the third +round from the top," let me fall back into peace and quietness. + +But whether fortune befriend me in this rough method, or not, I should +like to submit to those of whom I am a potential, but of whom I may +not be an actual, colleague, and to others who may be interested in +this most important problem--how to get the Education Act to work +efficiently--some considerations as to what are the duties of the +members of the School Boards, and what are the limits of their power. + +I suppose no one will be disposed to dispute the proposition, that +the prime duty of every member of such a Board is to endeavour to +administer the Act honestly; or in accordance, not only with its +letter, but with its spirit. And if so, it would seem that the first +step towards this very desirable end is, to obtain a clear notion of +what that letter signifies, and what that spirit implies; or, in +other words, what the clauses of the Act are intended to enjoin and to +forbid. So that it is really not admissible, except for factious and +abusive purposes, to assume that any one who endeavours to get at +this clear meaning is desirous only of raising quibbles and making +difficulties. + +Reading the Act with this desire to understand it, I find that its +provisions may be classified, as might naturally be expected, under +two heads: the one set relating to the subject-matter of education; +the other to the establishment, maintenance, and administration of the +schools in which that education is to be conducted. + +Now it is a most important circumstance, that all the sections of the +Act, except four, belong to the latter division; that is, they refer +to mere matters of administration. The four sections in question are +the seventh, the fourteenth, the sixteenth, and the ninety-seventh. Of +these, the seventh, the fourteenth, and the ninety-seventh deal with +the subject-matter of education, while the sixteenth defines the +nature of the relations which are to exist between the "Education +Department" (an euphemism for the future Minister of Education) +and the School Boards. It is the sixteenth clause which is the most +important, and, in some respects, the most remarkable of all. It runs +thus:-- + + "If the School Board do, or permit, any act in contravention + of, or fail to comply with, the regulations, according to + which a school provided by them is required by this Act to + be conducted, the Education Department may declare the School + Board to be, and such Board shall accordingly be deemed to be, + a Board in default, and the Education Department may proceed + accordingly; and every act, or omission, of any member of + the School Board, or manager appointed by them, or any + person under the control of the Board, shall be deemed to be + _permitted_ by the Board, unless the contrary be proved. + + "If any dispute arises as to whether the School Board have + done, or permitted, any act in contravention of, or have + failed to comply with, the said regulations, _the matter + shall be referred to the Education Department, whose decision + thereon shall be final_." + +It will be observed that this clause gives the Minister of Education +absolute power over the doings of the School Boards. He is not +only the administrator of the Act, but he is its interpreter. I +had imagined that on the occurrence of a dispute, not as regards a +question of pure administration, but as to the meaning of a clause of +the Act, a case might be taken and referred to a court of justice. But +I am led to believe that the Legislature has, in the present instance, +deliberately taken this power out of the hands of the judges and +lodged it in those of the Minister of Education, who, in accordance +with our method of making Ministers, will necessarily be a political +partisan, and who may be a strong theological sectary into the +bargain. And I am informed by members of Parliament who watched the +progress of the Act, that the responsibility for this unusual state of +things rests, not with the Government, but with the Legislature, which +exhibited a singular disposition to accumulate power in the hands of +the future Minister of Education, and to evade the more troublesome +difficulties of the education question by leaving them to be settled +between that Minister and the School Boards. + +I express no opinion whether it is, or is not, desirable that such +powers of controlling all the School Boards in the country should be +possessed by a person who may be, like Mr. Forster, eminently likely +to use these powers justly and wisely, but who also may be quite the +reverse. I merely wish to draw attention to the fact that such powers +are given to the Minister, whether he be fit or unfit. The extent +of these powers becomes apparent when the other sections of the Act +referred to are considered. The fourth clause of the seventh section +says:-- + + "The school shall be conducted in accordance with the + conditions required to be fulfilled by an elementary school in + order to obtain an annual Parliamentary grant." + +What these conditions are appears from the following clauses of the +ninety-seventh section:-- + + "The conditions required to be fulfilled by an elementary + school in order to obtain an annual Parliamentary grant shall + be those contained in the minutes of the Education Department + in force for the time being.... Provided that no such minute + of the Education Department, not in force at the time of the + passing of this Act, shall be deemed to be in force until + it has lain for not less than one month on the table of both + Houses of Parliament." + +Let us consider how this will work in practice. A school established +by a School Board may receive support from three sources--from the +rates, the school fees, and the Parliamentary grant. The latter may be +as great as the two former taken together; and as it may be assumed, +without much risk of error, that a constant pressure will be exerted +by the ratepayers on the members who represent them, to get as much +out of the Government, and as little out of the rates, as possible, +the School Boards will have a very strong motive for shaping the +education they give, as nearly as may be, on the model which the +Education Minister offers for their imitation, and for the copying of +which he is prepared to pay. + +The Revised Code did not compel any schoolmaster to leave off teaching +anything; but, by the very simple process of refusing to pay for many +kinds of teaching, it has practically put an end to them. Mr. Forster +is said to be engaged in revising the Revised Code; a successor of +his may re-revise it--and there will be no sort of check upon +these revisions and counter-revisions, except the possibility of a +Parliamentary debate, when the revised, or added, minutes are laid +upon the table. What chance is there that any such debate will take +place on a matter of detail relating to elementary education--a +subject with which members of the Legislature, having been, for the +most part, sent to our public schools thirty years ago, have not the +least practical acquaintance, and for which they care nothing, unless +it derives a political value from its connection with sectarian +politics? + +I cannot but think, then, that the School Boards will have the +appearance, but not the reality, of freedom of action, in regard to +the subject-matter of what is commonly called "secular" education. + +As respects what is commonly called "religious" education, the power +of the Minister of Education is even more despotic. An interest, +almost amounting to pathos, attaches itself, in my mind, to the +frantic exertions which are at present going on in almost every school +division, to elect certain candidates whose names have never before +been heard of in connection with education, and who are either +sectarian partisans, or nothing. In my own particular division, a body +organized _ad hoc_ is moving heaven and earth to get the seven seats +filled by seven gentlemen, four of whom are good Churchmen, and three +no less good Dissenters. But why should this seven times heated fiery +furnace of theological zeal be so desirous to shed its genial warmth +over the London School Board? Can it be that these zealous sectaries +mean to evade the solemn pledge given in the Act? + + "No religious catechism or religious formulary which is + distinctive of any particular denomination shall be taught in + the school." + +I confess I should have thought it my duty to reject any such +suggestion, as dishonouring to a number of worthy persons, if it had +not been for a leading article and some correspondence which appeared +in the _Guardian_ of November 9th, 1870. + +The _Guardian_ is, as everybody knows, one of the best of the +"religious" newspapers; and, personally. I have every reason to speak +highly of the fairness, and indeed kindness, with which the editor +is good enough to deal with a writer who must, in many ways, be so +objectionable to him as myself. I quote the following passages from a +leading article on a letter of mine, therefore, with all respect, and +with a genuine conviction that the course of conduct advocated by the +writer must appear to him in a very different light from that under +which I see it:-- + + "The first of these points is the interpretation which + Professor Huxley puts on the 'Cowper-Temple clause.' It is, + in fact, that which we foretold some time ago as likely to be + forced upon it by those who think with him. The clause itself + was one of those compromises which it is very difficult to + define or to maintain logically. On the one side was the + simple freedom to School Boards to establish what schools they + pleased, which Mr. Forster originally gave, but against + which the Nonconformists lifted up their voices, because they + conceived it likely to give too much power to the Church. On + the other side there was the proposition to make the schools + secular--intelligible enough, but in the consideration of + public opinion simply impossible--and there was the vague + impracticable idea, which Mr. Gladstone thoroughly tore to + pieces, of enacting that the teaching of all schoolmasters + in the new schools should be strictly 'undenominational.' The + Cowper-Temple clause was, we repeat, proposed simply to tide + over the difficulty. It was to satisfy the Nonconformists and + the 'unsectarian,' as distinct from the secular party of + the League, by forbidding all distinctive 'catechisms and + formularies,' which might have the effect of openly assigning + the schools to this or that religious body. It refused, at the + same time, to attempt the impossible task of defining what + was undenominational; and its author even contended, if + we understood him correctly, that it would in no way, even + indirectly, interfere with the substantial teaching of any + master in any school. This assertion we always believed to be + untenable; we could not see how, in the face of this clause, + a distinctly denominational tone could be honestly given to + schools nominally general. But beyond this mere suggestion of + an attempt at a general tone of comprehensiveness in religious + teaching it was not intended to go, and only because such was + its limitation was it accepted by the Government and by the + House. + + "But now we are told that it is to be construed as doing + precisely that which it refused to do. A 'formulary,' it + seems, is a collection of formulas, and formulas are simply + propositions of whatever kind touching religious faith. All + such propositions, if they cannot be accepted by all + Christian denominations, are to be proscribed; and it is added + significantly that the Jews also are a denomination, and so + that any teaching distinctively Christian is perhaps to be + excluded, lest it should interfere with their freedom and + rights. Are we then to fall back on the simple reading of + the letter of the Bible? No! this, it is granted, would be + an 'unworthy pretence.' The teacher is to give 'grammatical, + geographical, or historical explanations;' but he is to keep + clear of 'theology proper,' because, as Professor Huxley takes + great pains to prove, there is no theological teaching which + is not opposed by some sect or other, from Roman Catholicism + on the one hand to Unitarianism on the other. It was not, + perhaps, hard to see that this difficulty would be started; + and to those who, like Professor Huxley, look at it + theoretically, without much practical experience of schools, + it may appear serious or unanswerable. But there is very + little in it practically; when it is faced determinately and + handled firmly, it will soon shrink into its true + dimensions. The class who are least frightened at it are the + school-teachers, simply because they know most about it. It is + quite clear that the school-managers must be cautioned against + allowing their schools to be made places of proselytism: + but when this is done, the case is simple enough. Leave the + masters under this general understanding to teach freely; if + there is ground of complaint, let it be made, but leave the + _onus pro-bandi_ on the objectors. For extreme peculiarities + of belief or unbelief there is the Conscience Clause; as + to the mass of parents, they will be more anxious to have + religion taught than afraid of its assuming this or that + particular shade. They will trust the school-managers + and teachers till they have reason to distrust them, and + experience has shown that they may trust them safely enough. + Any attempt to throw the burden of making the teaching + undenominational upon the managers must be sternly resisted: + it is simply evading the intentions of the Act in an elaborate + attempt to carry them out. We thank Professor Huxley for the + warning. To be forewarned is to be forearmed." + +A good deal of light seems to me to be thrown on the practical +significance of the opinions expressed in the foregoing extract by the +following interesting letter, which appeared in the same paper:-- + + "Sir,--I venture to send to you the substance of a + correspondence with the Education Department upon the question + of the lawfulness of religious teaching in rate schools under + section 14 (2) of the Act. I asked whether the words 'which + is distinctive,' &c., taken grammatically as limiting the + prohibition of any religious formulary, might be construed + as allowing (subject, however, to the other provisions of the + Act) any religious formulary common to any two denominations + anywhere in England to be taught in such schools; and if + practically the limit could not be so extended, but would have + to be fixed according to the special circumstances of each + district, then what degree of general acceptance in a district + would exempt such a formulary from the prohibition? The answer + to this was as follows:--'It was understood, when clause 14 of + the Education Act was discussed in the House of Commons, + that, according to a well-known rule of interpreting Acts + of Parliament, "denomination" must be held to include + "denominations." When any dispute is referred to the Education + Department under the last paragraph of section 16, it will be + dealt with according to the circumstances of the case.' + + "Upon my asking further if I might hence infer that the + lawfulness of teaching any religious formulary in a rate + school would thus depend _exclusively_ on local circumstances, + and would accordingly be so decided by the Education + Department in case of dispute, I was informed in explanation + that 'their lordships'' letter was intended to convey to + me that no general rule, beyond that stated in the first + paragraph of their letter, could at present be laid down by + them; and that their decision in each particular case must + depend on the special circumstances accompanying it. + + "I think it would appear from this that it may yet be in many + cases both lawful and expedient to teach religious formularies + in rate schools. + + "H.I. Steyning, _November_ 5, 1870." + +Of course I do not mean to suggest that the editor of the _Guardian_ +is bound by the opinions of his correspondent; but I cannot help +thinking that I do not misrepresent him, when I say that he also +thinks "that it may yet be, in many cases, both lawful and +expedient to teach religious formularies in rate schools under these +circumstances." + +It is not uncharitable, therefore, to assume that, the express words +of the Act of Parliament notwithstanding, all the sectaries who are +toiling so hard for seats in the London School Board have the lively +hope of the gentleman from Steyning, that it may be "both lawful and +expedient to teach religious formularies in rate schools;" and +that they mean to do their utmost to bring this happy consummation +about.[1] + +[Footnote 1: A passage in an article on the "Working of the Education +Act," in the _Saturday Review_ for Nov. 19, 1870, completely justifies +this anticipation of the line of action which the sectaries mean to +take. After commending the Liverpool compromise, the writer goes on to +say:-- + +"If this plan is fairly adopted in Liverpool, the fourteenth clause +of the Act will in effect be restored to its original form, and the +majority of the ratepayers in each district be permitted to decide to +what denomination the school shall belong." + +In a previous paragraph the writer speaks of a possible "mistrust" +of one another by the members of the Board, and seems to anticipate +"accusations of dishonesty." If any of the members of the Board adopt +his views, I think it highly probable that he may turn out to be a +true prophet.] + +Now the pathetic emotion to which I have referred, as accompanying my +contemplations of the violent struggles of so many excellent persons, +is caused by the circumstance that, so far as I can judge, their +labour is in vain. + +Supposing that the London School Board contains, as it probably will +do, a majority of sectaries; and that they carry over the heads of a +minority, a resolution that certain theological formulas, about which +they all happen to agree,--say, for example, the doctrine of the +Trinity,--shall be taught in the schools. Do they fondly imagine that +the minority will not at once dispute their interpretation of the Act, +and appeal to the Education Department to settle that dispute? And if +so, do they suppose that any Minister of Education, who wants to keep +his place, will tighten boundaries which the Legislature has left +loose; and will give a "final decision" which shall be offensive to +every Unitarian and to every Jew in the House of Commons, besides +creating a precedent which will afterwards be used to the injury of +every Nonconformist? The editor of the _Guardian_ tells his friends +sternly to resist every attempt to throw the burden of making the +teaching undenominational on the managers, and thanks me for the +warning I have given him. I return the thanks, with interest, for +_his_ warning, as to the course the party he represents intends +to pursue, and for enabling me thus to draw public attention to a +perfectly constitutional and effectual mode of checkmating them. + +And, in truth, it is wonderful to note the surprising entanglement +into which our able editor gets himself in the struggle between his +native honesty and judgment and the necessities of his party. "We +could not see," says he, "in the face of this clause how a distinct +denominational tone could be honestly given to schools nominally +general." There speaks the honest and clearheaded man. "Any attempt +to throw the burden of making the teaching undenominational must be +sternly resisted." There speaks the advocate holding a brief for his +party. "Verily," as Trinculo says, "the monster hath two mouths:" the +one, the forward mouth, tells us very justly that the teaching cannot +"honestly" be "distinctly denominational;" but the other, the +backward mouth, asserts that it must by no manner of means be +"undenominational." Putting the two utterances together, I can only +interpret them to mean that the teaching is to be "indistinctly +denominational." If the editor of the _Guardian_ had not shown signs +of anger at my use of the term "theological fog," I should have been +tempted to suppose it must have been what he had in his mind, under +the name of "indistinct denominationalism." But this reading being +plainly inadmissible, I can only imagine that he inculcates the +teaching of formulas common to a number of denominations. + +But the Education Department has already told the gentleman from +Steyning that any such proceeding will be illegal. "According to a +well-known rule of interpreting Acts of Parliament, 'denomination' +would be held to include 'denominations.'" In other words, we must +read the Act thus:-- + +"No religious catechism or religious formulary which is distinctive of +any particular _denominations_ shall be taught." + +Thus we are really very much indebted to the editor of the _Guardian_ +and his correspondent. The one has shown us that the sectaries mean +to try to get as much denominational teaching as they can agree upon +among themselves, forced into the elementary schools; while the other +has obtained a formal declaration from the Education Department that +any such attempt will contravene the Act of Parliament, and that, +therefore, the unsectarian, law-abiding members of the School Boards +may safely reckon upon, bringing down upon their opponents the heavy +hand of the Minister of Education.[1] + +[Footnote 1: Since this paragraph was written, Mr. Forster, in +speaking at the Birkbeck Institution, has removed all doubt as to +what his "final decision" will be in the case of such disputes being +referred to him:--"I have the fullest confidence that in the reading +and explaining of the Bible, what the children will be taught will be +the great truths of Christian life and conduct, which all of us desire +they should know, and that no effort will be made to cram into their +poor little minds, theological dogmas which their tender age prevents +them from understanding."] + +So much for the powers of the School Boards. Limited as they seem to +be, it by no means follows that such Boards, if they are composed of +intelligent and practical men, really more in earnest about education +than about sectarian squabbles, may not exert a very great amount of +influence. And, from many circumstances, this is especially likely to +be the case with the London School Board, which, if it conducts itself +wisely, may become a true educational parliament, as subordinate +in authority to the Minister of Education, theoretically, as the +Legislature is to the Crown, and yet, like the Legislature, possessed +of great practical authority. And I suppose that no Minister +of Education would be other than glad to have the aid of the +deliberations of such a body, or fail to pay careful attention to its +recommendations. + +What, then, ought to be the nature and scope of the education which +a School Board should endeavour to give to every child under its +influence, and for which it should try to obtain the aid of the +Parliamentary grants? In my judgment it should include at least the +following kinds of instruction and of discipline:-- + +1. Physical training and drill, as part of the regular business of the +school. + +It is impossible to insist too much on the importance of this part +of education for the children of the poor of great towns. All +the conditions of their lives are unfavourable to their physical +well-being. They are badly lodged, badly housed, badly fed, and live +from one year's end to another in bad air, without chance of a change. +They have no play-grounds; they amuse themselves with marbles and +chuck-farthing, instead of cricket or hare-and-hounds; and if it were +not for the wonderful instinct which leads all poor children of tender +years to run under the feet of cab-horses whenever they can, I know +not how they would learn to use their limbs with agility. + +Now there is no real difficulty about teaching drill and the simpler +kinds of gymnastics. It is done admirably well, for example, in the +North Surrey Union schools; and a year or two ago, when I had an +opportunity of inspecting these schools, I was greatly struck with +the effect of such training upon the poor little waifs and strays of +humanity, mostly picked out of the gutter, who are being made into +cleanly, healthy, and useful members of society in that excellent +institution. + +Whatever doubts people may entertain about the efficacy of natural +selection, there can be none about artificial selection; and the +breeder who should attempt to make, or keep up, a fine stock of pigs, +or sheep, under the conditions to which the children of the poor +are exposed, would be the laughing-stock even of the bucolic mind. +Parliament has already done something in this direction, by declining +to be an accomplice in the asphyxiation of school children. It refuses +to make any grant to a school in which the cubical contents of the +school-room are inadequate to allow of proper respiration. I should +like to see it make another step in the same direction, and either +refuse to give a grant to a school in which physical training is not +a part of the programme, or, at any rate, offer to pay upon such +training. If something of the kind is not done, the English physique, +which has been, and is still, on the whole, a grand one, will become +as extinct as the dodo, in the great towns. + +And then the moral and intellectual effect of drill, as an +introduction to, and aid of, all other sorts of training, must not be +overlooked. If you want to break in a colt, surely the first thing to +do is to catch him and get him quietly to face his trainer; to know +his voice and bear his hand; to learn that colts have something else +to do with their heels than to kick them up whenever they feel so +inclined; and to discover that the dreadful human figure has no desire +to devour, or even to beat him, but that, in case of attention and +obedience, he may hope for patting and even a sieve of oats. + +But, your "street Arabs," and other neglected poor children, are +rather worse and wilder than colts; for the reason that the horse-colt +has only his animal instincts in him, and his mother, the mare, has +been always tender over him, and never came home drunk and kicked him +in her life; while the man-colt is inspired by that very real devil, +perverted manhood, and _his_ mother may have done all that and more. +So, on the whole, it may probably be even more expedient to begin your +attempt to get at the higher nature of the child, than at that of the +colt, from the physical side. + +2. Next in order to physical training I put the instruction of +children, and especially of girls, in the elements of household work +and of domestic economy; in the first place for their own sakes, and +in the second for that of their future employers. + +Everyone who knows anything of the life of the English poor is aware +of the misery and waste caused by their want of knowledge of domestic +economy, and by their lack of habits of frugality and method. I +suppose it is no exaggeration to say that a poor Frenchwoman would +make the money which the wife of a poor Englishman spends in food +go twice as far, and at the same time turn out twice as palatable a +dinner. Why Englishmen, who are so notoriously fond of good living, +should be so helplessly incompetent in the art of cookery, is one of +the great mysteries of nature; but from the varied abominations of +the railway refreshment-rooms to the monotonous dinners of the poor, +English feeding is either wasteful or nasty, or both. + +And as to domestic service, the groans of the housewives of England +ascend to heaven! In five cases out of six, the girl who takes a +"place" has to be trained by her mistress in the first rudiments of +decency and order; and it is a mercy if she does not turn up her +nose at anything like the mention of an honest and proper economy. +Thousands of young girls are said to starve, or worse, yearly in +London; and at the same time thousands of mistresses of households +are ready to pay high wages for a decent housemaid, or cook, or a fair +workwoman; and can by no means get what they want. + +Surely, if the elementary schools are worth anything, they may put an +end to a state of things which is demoralizing the poor, while it is +wasting the lives of those better off in small worries and annoyances. + +3. But the boys and girls for whose education the School Boards have +to provide, have not merely to discharge domestic duties, but each +of them is a member of a social and political organization of +great complexity, and has, in future life, to fit himself into that +organization, or be crushed by it. To this end it is surely needful, +not only that they should be made acquainted with the elementary laws +of conduct, but that their affections should be trained, so as to love +with all their hearts that conduct which tends to the attainment of +the highest good for themselves and their fellow-men, and to hate with +all their hearts that opposite course of action which is fraught with +evil. + +So far as the laws of conduct are determined by the intellect, I +apprehend that they belong to science, and to that part of science +which is called morality. But the engagement of the affections in +favour of that particular kind of conduct which we call good, seems to +me to be something quite beyond mere science. And I cannot but think +that it, together with the awe and reverence, which have no kinship +with base fear, but arise whenever one tries to pierce below the +surface of things, whether they be material or spiritual, constitutes +all that has any unchangeable reality in religion. + +And just as I think it would, be a mistake to confound the science, +morality, with the affection, religion; so do I conceive it to be a +most lamentable and mischievous error, that the science, theology, +is so confounded in the minds of many--indeed, I might say, of the +majority of men. + +I do not express any opinion as to whether theology is a true science, +or whether it does not come under the apostolic definition of "science +falsely so called;" though I may be permitted to express the belief +that if the Apostle to whom that much misapplied phrase is due +could make the acquaintance of much of modern theology, he would not +hesitate a moment in declaring that it is exactly what he meant the +words to denote. + +But it is at any rate conceivable, that the nature of the Deity, and +His relations to the universe, and more especially to mankind, are +capable of being ascertained, either inductively or deductively, or +by both processes. And, if they have been ascertained, then a body of +science has been formed which is very properly called theology. + +Further, there can be no doubt that affection for the Being thus +defined and described by theologic science would be properly termed +religion; but it would not be the whole of religion. The affection for +the ethical ideal defined by moral science would claim equal if not +superior rights. For suppose theology established the existence of an +evil deity--and some theologies, even Christian ones, have come very +near this,--is the religious affection to be transferred from the +ethical ideal to any such omnipotent demon? I trow not. Better +a thousand times that the human race should perish under his +thunderbolts than it should say, "Evil, be thou my good." + +There is nothing new, that I know of, in this statement of the +relations of religion with the science of morality on the one hand and +that of theology on the other. But I believe it to be altogether +true, and very needful, at this time, to be clearly and emphatically +recognized as such, by those who have to deal with the education +question. + +We are divided into two parties--the advocates of so-called +"religious" teaching on the one hand, and those of so-called "secular" +teaching on the other. And both parties seem to me to be not only +hopelessly wrong, but in such a position that if either succeeded +completely, it would discover, before many years were over, that +it had made a great mistake and done serious evil to the cause of +education. + +For, leaving aside the more far-seeing minority on each side, what the +"religious" party is crying for is mere theology, under the name +of religion; while the "secularists" have unwisely and wrongfully +admitted the assumption of their opponents, and demand the abolition +of all "religious" teaching, when they only want to be free of +theology--Burning your ship to get rid of the cockroaches! + +But my belief is, that no human being, and no society composed of +human beings, ever did, or ever will, come to much, unless their +conduct was governed and guided by the love of some ethical ideal. +Undoubtedly, your gutter child may be converted by mere intellectual +drill into "the subtlest of all the beasts of the field;" but we know +what has become of the original of that description, and there is +no need to increase the number of those who imitate him successfully +without being aided by the rates. And if I were compelled to choose +for one of my own children, between a school in which real religious +instruction is given, and one without it, I should prefer the former, +even though the child might have to take a good deal of theology with +it. Nine-tenths of a dose of bark is mere half-rotten wood; but one +swallows it for the sake of the particles of quinine, the beneficial +effect of which may be weakened, but is not destroyed, by the wooden +dilution, unless in a few cases of exceptionally tender stomachs. + +Hence, when the great mass of the English people declare that they +want to have the children in the elementary schools taught the Bible, +and when it is plain from the terms of the Act, the debates in and +out of Parliament, and especially the emphatic declarations of +the Vice-President of the Council, that it was intended that such +Bible-reading should be permitted, unless good cause for prohibiting +it could be shown, I do not see what reason there is for opposing that +wish. Certainly, I, individually, could with no shadow of consistency +oppose the teaching of the children of other people to do that which +my own children are taught to do. And, even if the reading the Bible +were not, as I think it is, consonant with political reason and +justice, and with a desire to act in the spirit of the education +measure, I am disposed to think it might still be well to read that +book in the elementary schools. + +I have always been strongly in favour of secular education, in the +sense of education without theology; but I must confess I have been +no less seriously perplexed to know by what practical measures the +religious feeling, which is the essential basis of conduct, was to +be kept up, in the present utterly chaotic state of opinion on these +matters, without the use of the Bible. The Pagan moralists lack life +and colour, and even the noble Stoic, Marcus Antoninus, is too high +and refined for an ordinary child. Take the Bible as a whole; make the +severest deductions which fair criticism can dictate for shortcomings +and positive errors; eliminate, as a sensible lay-teacher would do, if +left to himself, all that it is not desirable for children to occupy +themselves with; and there still remains in this old literature a vast +residuum of moral beauty and grandeur. And then consider the great +historical fact that, for three centuries, this book has been woven +into the life of all that is best and noblest in English history; +that it has become the national epic of Britain, and is as familiar to +noble and simple, from John-o'-Groat's House to Land's End, as Dante +and Tasso once were to the Italians; that it is written in the noblest +and purest English, and abounds in exquisite beauties of mere literary +form; and, finally, that it forbids the veriest hind who never left +his village to be ignorant of the existence of other countries and +other civilizations, and of a great past, stretching back to the +furthest limits of the oldest nations in the world. By the study of +what other book could children be so much humanized and made to +feel that each figure in that vast historical procession fills, +like themselves, but a momentary space in the interval between +two eternities; and earns the blessings or the curses of all time, +according to its effort to do good and hate evil, even as they also +are earning their payment for their work? + +On the whole, then, I am in favour of reading the Bible, with +such grammatical, geographical, and historical explanations by a +lay-teacher as may be needful, with rigid exclusion of any further +theological teaching than that contained in the Bible itself. And in +stating what this is, the teacher would do well not to go beyond the +precise words of the Bible; for if he does, he will, in the first +place, undertake a task beyond his strength, seeing that all the +Jewish and Christian sects have been at work upon that subject for +more than two thousand years, and have not yet arrived, and are not in +the least likely to arrive, at an agreement; and, in the second +place, he will certainly begin to teach something distinctively +denominational, and thereby come into violent collision with the Act +of Parliament. + +4. The intellectual training to be given in the elementary schools +must of course, in the first place, consist in learning to use the +means of acquiring knowledge, or reading, writing, and arithmetic; and +it will be a great matter to teach reading so completely that the act +shall have become easy and pleasant. If reading remains "hard," that +accomplishment will not be much resorted to for instruction, and still +less for amusement--which last is one of its most valuable uses to +hard-worked people. + +But along with a due proficiency in the use of the means of learning, +a certain amount of knowledge, of intellectual discipline, and of +artistic training should be conveyed in the elementary schools; and in +this direction--for reasons which I am afraid to repeat, having +urged them so often--I can conceive no subject-matter of education +so appropriate and so important as the rudiments of physical science, +with drawing, modelling, and singing. Not only would such teaching +afford the best possible preparation for the technical schools about +which so much is now said, but the organization for carrying it into +effect already exists. The Science and Art Department, the operations +of which have already attained considerable magnitude, not only offers +to examine and pay the results of such examination in elementary +science and art, but it provides what is still more important, viz. +a means of giving children of high natural ability, who are just as +abundant among the poor as among the rich, a helping hand. A good old +proverb tells us that "One should not take a razor to cut a block:" +the razor is soon spoiled, and the block is not so well cut as it +would be with a hatchet. But it is worse economy to prevent a possible +Watt from being anything but a stoker, or to give a possible Faraday +no chance of doing anything but to bind books. Indeed, the loss in +such cases of mistaken vocation has no measure; it is absolutely +infinite and irreparable. And among the arguments in favour of the +interference of the State in education, none seems to be stronger +than this--that it is the interest of every one that ability should be +neither wasted, nor misapplied, by any one; and, therefore, that every +one's representative, the State, is necessarily fulfilling the wishes +of its constituents when it is helping the capacities to reach their +proper places. + +It may be said that the scheme of education here sketched is too large +to be effected in the time during which the children will remain at +school; and, secondly, that even if this objection did not exist, it +would cost too much. + +I attach no importance whatever to the first objection until the +experiment has been fairly tried. Considering how much catechism, +lists of the kings of Israel, geography of Palestine, and the like, +children are made to swallow now, I cannot believe there will be any +difficulty in inducing them to go through the physical training, which +is more than half play; or the instruction in household work, or in +those duties to one another and to themselves, which have a daily and +hourly practical interest. That children take kindly to elementary +science and art no one can doubt who has tried the experiment +properly. And if Bible-reading is not accompanied by constraint and +solemnity, as if it were a sacramental operation, I do not believe +there is anything in which children take more pleasure. At least I +know that some of the pleasantest recollections of my childhood are +connected with the voluntary study of an ancient Bible which belonged +to my grandmother. There were splendid pictures in it, to be sure; but +I recollect little or nothing about them save a portrait of the +high priest in his vestments. What come vividly back on my mind are +remembrances of my delight in the histories of Joseph and of David; +and of my keen appreciation of the chivalrous kindness of Abraham in +his dealings with Lot. Like a sudden flash there returns back upon +me, my utter scorn of the pettifogging meanness of Jacob, and my +sympathetic grief over the heartbreaking lamentation of the cheated +Esau, "Hast thou not a blessing for me also, O my father?" And I see, +as in a cloud, pictures of the grand phantasmagoria of the Book of +Revelation. + +I enumerate, as they issue, the childish impressions which come +crowding out of the pigeon-holes in my brain, in which they have lain +almost undisturbed for forty years. I prize them as an evidence that a +child of five or six years old, left to his own devices, may be deeply +interested in the Bible, and draw sound moral sustenance from it. And +I rejoice that I was left to deal with the Bible alone; for if I had +had some theological "explainer" at my side, he might have tried, +as such do, to lessen my indignation against Jacob, and thereby have +warped my moral sense for ever; while the great apocalyptic spectacle +of the ultimate triumph of right and justice might have been turned to +the base purposes of a pious lampooner of the Papacy. + +And as to the second objection--costliness--the reply is, first, that +the rate and the Parliamentary grant together ought to be enough, +considering that science and art teaching is already provided +for; and, secondly, that if they are not, it may be well for the +educational parliament to consider what has become of those endowments +which were originally intended to be devoted, more or less largely, to +the education of the poor. + +When the monasteries were spoiled, some of their endowments were +applied to the foundation of cathedrals; and in all such cases it was +ordered that a certain portion of the endowment should be applied to +the purposes of education. How much is so applied? Is that which may +be so applied given to help the poor, who cannot pay for education, or +does it virtually subsidize the comparatively rich, who can? How +are Christ's Hospital and Alleyn's foundation securing their right +purposes, or how far are they perverted into contrivances for +affording relief to the classes who can afford to pay for education? +How--But this paper is already too long, and, if I begin, I may find +it hard to stop asking questions of this kind, which after all are +worthy only of the lowest of Radicals. + + + + +III. + +ON MEDICAL EDUCATION. + +(AN ADDRESS TO THE STUDENTS OF THE FACULTY OF MEDICINE IN UNIVERSITY +COLLEGE, LONDON, MAY 18, 1870, ON THE OCCASION OF THE DISTRIBUTION OF +PRIZES FOR THE SESSION.) + + +It has given me sincere pleasure to be here to-day, at the desire of +your highly respected President and the Council of the College. In +looking back upon my own past, I am sorry to say that I have found +that it is a quarter of a century since I took part in those hopes and +in those fears by which you have all recently been agitated, and which +now are at an end. But, although so long a time has elapsed since +I was moved by the same feelings, I beg leave to assure you that my +sympathy with both victors and vanquished remains fresh--so fresh, +indeed, that I could almost try to persuade myself that, after all, it +cannot be so very long ago. My business during the last hour, however, +has been to show that sympathy with one side only, and I assure you +I have done my best to play my part heartily, and to rejoice in the +success of those who have succeeded. Still, I should like to remind +you at the end of it all, that success on an occasion of this kind, +valuable and important as it is, is in reality only putting the foot +upon one rung of the ladder which leads upwards; and that the rung of +a ladder was never meant to rest upon, but only to hold a man's foot +long enough to enable him to put the other somewhat higher. I trust +that you will all regard these successes as simply reminders that your +next business is, having enjoyed the success of the day, no longer to +look at that success, but to look forward to the next difficulty +that is to be conquered. And now, having had so much to say to the +successful candidates, you must forgive me if I add that a sort of +undercurrent of sympathy has been going on in my mind all the time for +those who have not been successful, for those valiant knights who have +been overthrown in your tourney, and have not made their appearance in +public. I trust that, in accordance with old custom, they, wounded and +bleeding, have been carried off to their tents, to be carefully tended +by the fairest of maidens; and in these days, when the chances are +that every one of such maidens will be a qualified practitioner, +I have no doubt that all the splinters will have been carefully +extracted, and that they are now physically healed. But there may +remain some little fragment of moral or intellectual discouragement, +and therefore I will take the liberty to remark that your chairman +to-day, if he occupied his proper place, would be among them. Your +chairman, in virtue of his position, and for the brief hour that he +occupies that position, is a person of importance; and it may be some +consolation to those who have failed if I say, that the quarter of a +century which I have been speaking of, takes me back to the time +when I was up at the University of London, a candidate for honours in +anatomy and physiology, and when I was exceedingly well beaten by my +excellent friend Dr. Ransom, of Nottingham. There is a person here +who recollects that circumstance very well. I refer to your venerated +teacher and mine, Dr. Sharpey. He was at that time one of the +examiners in anatomy and physiology, and you may be quite sure that, +as he was one of the examiners, there remained not the smallest doubt +in my mind of the propriety of his judgment, and I accepted my defeat +with the most comfortable assurance that I had thoroughly well earned +it. But, gentlemen, the competitor having been a worthy one, and +the examination, a fair one, I cannot say that I found in that +circumstance anything very discouraging. I said to myself, "Never +mind; what's the next thing to be done?" And I found that policy of +"never minding" and going on to the next thing to be done, to be the +most important of all policies in the conduct of practical life. It +does not matter how many tumbles you have in this life, so long as you +do not get dirty when you tumble; it is only the people who have to +stop to be washed and made clean, who must necessarily lose the race. +And I can assure you that there is the greatest practical benefit +in making a few failures early in life. You learn that which is of +inestimable importance--that there are a great many people in the +world who are just as clever as you are. You learn to put your trust, +by and by, in an economy and frugality of the exercise of your powers, +both moral and intellectual; and you very soon find out, if you have +not found it out before, that patience and tenacity of purpose are +worth more than twice their weight of cleverness. In fact, if I were +to go on discoursing on this subject, I should become almost eloquent +in praise of non-success; but, lest so doing should seem, in any way, +to wither well-earned laurels, I will turn from that topic, and ask +you to accompany me in some considerations touching another subject +which has a very profound interest for me, and which I think ought to +have an equally profound interest for you. + +I presume that the great majority of those whom I address propose to +devote themselves to the profession of medicine; and I do not doubt, +from the evidences of ability which have been given to-day, that +I have before me a number of men who will rise to eminence in that +profession, and who will exert a great and deserved influence upon +its future. That in which I am interested, and about which I wish to +speak, is the subject of medical education, and I venture to speak +about it for the purpose, if I can, of influencing you, who may have +the power of influencing the medical education of the future. You may +ask, by what authority do I venture, being a person not concerned in +the practice of medicine, to meddle with that subject? I can only tell +you it is a fact, of which a number of you I dare say are aware by +experience (and I trust the experience has no painful associations), +that I have been for a considerable number of years (twelve or +thirteen years to the best of my recollection) one of the examiners in +the University of London. You are further aware that the men who +come up to the University of London are the picked men of the medical +schools of London, and therefore such observations as I may have +to make upon the state of knowledge of these gentlemen, if they be +justified, in regard to any faults I may have to find, cannot be held +to indicate defects in the capacity, or in the power of application of +those gentlemen, but must be laid, more or less, to the account of the +prevalent system of medical education. I will tell you what has struck +me--but in speaking in this frank way, as one always does about the +defects of one's friends, I must beg you to disabuse your minds of +the notion that I am alluding to any particular school, or to any +particular college, or to any particular person; and to believe that +if I am silent when I should be glad to speak with high praise, it is +because that praise would come too close to this locality. What has +struck me, then, in this long experience of the men best instructed in +physiology from the medical schools of London, is (with the many and +brilliant exceptions to which I have referred), taking it as a whole, +and broadly, the singular unreality of their knowledge of physiology. +Now, I use that word "unreality" advisedly: I do not say "scanty;" on +the contrary, there is plenty of it--a great deal too much of it--but +it is the quality, the nature of the knowledge, which I quarrel with. +I know I used to have--I don't know whether I have now, but I had once +upon a time--a bad reputation among students for setting up a very +high standard of acquirement, and I dare say you may think that the +standard of this old examiner, who happily is now very nearly an +extinct examiner, has been pitched too high. Nothing of the kind, I +assure you. The defects I have noticed, and the faults I have to find, +arise entirely from the circumstance that my standard is pitched too +low. This is no paradox, gentlemen, but quite simply the fact. +The knowledge I have looked for was a real, precise, thorough, and +practical knowledge of fundamentals; whereas that which the best of +the candidates, in a large proportion of cases, have had to give me +was a large, extensive, and inaccurate knowledge of superstructure; +and that is what I mean by saying that my demands went too low, +and not too high. What I have had to complain of is, that a large +proportion of the gentlemen who come up for physiology to the +University of London do not know it as they know their anatomy, and +have not been taught it as they have been taught their anatomy. Now, I +should not wonder at all if I heard a great many "No, noes" here; but +I am not talking about University College; as I have told you before, +I am talking about the average education of medical schools. What I +have found, and found so much reason to lament, is, that while anatomy +has been taught as a science ought to be taught, as a matter of +autopsy, and observation, and strict discipline; in a very large +number of cases, physiology has been taught as if it were a mere +matter of books and of hearsay. I declare to you, gentlemen, that +I have often expected to be told, when I have been asked a question +about the circulation of the blood, that Professor Breitkopf is +of opinion that it circulates, but that the whole thing is an open +question. I assure you that I am hardly exaggerating the state of mind +on matters of fundamental importance which I have found over and over +again to obtain, among gentlemen coming up to that picked examination +of the University of London. Now, I do not think that is a desirable +state of things. I cannot understand why physiology should not be +taught--in fact, you have here abundant evidence that it can be +taught--with the same definiteness and the same precision as anatomy +is taught. And you may depend upon this, that the only physiology +which is to be of any good whatever in medical practice, or in its +application to the study of medicine, is that physiology which a man +knows of his own knowledge; just as the only anatomy which would be +of any good to the surgeon is the anatomy which he knows of his own +knowledge. Another peculiarity I have found in the physiology which +has been current, and that is, that in the minds of a great many +gentlemen it has been supplanted by histology. They have learnt a +great deal of histology, and they have fancied that histology and +physiology are the same things. I have asked for some knowledge of the +physics and the mechanics and the chemistry of the human body, and I +have been met by talk about cells. I declare to you I believe it will +take me two years, at least, of absolute rest from the business of +an examiner to hear the word "cell," "germinal matter," or "carmine," +without a sort of inward shudder. + +Well, now, gentlemen, I am sure my colleagues in this examination will +bear me out in saying that I have not been exaggerating the evils and +defects which are current--have been current--in a large quantity +of the physiological teaching, the results of which come before +examiners. And it becomes a very interesting question to know how all +this comes about, and in what way it can be remedied. How it comes +about will be perfectly obvious to any one who has considered the +growth of medicine. I suppose that medicine and surgery first began +by some savage, more intelligent than the rest, discovering that a +certain herb was good for a certain pain, and that a certain pull, +somehow or other, set a dislocated joint right. I suppose all things +had their humble beginnings, and medicine and surgery were in the same +condition. People who wear watches know nothing about watchmaking. A +watch goes wrong and it stops; you see the owner giving it a shake, +or, if he is very bold, he opens the case, and gives the balance-wheel +a turn. Gentlemen, that is empirical practice, and you know what are +the results upon the watch. I should think you can divine what are the +results of analogous operations upon the human body. And because men +of sense very soon found that such were the effects of meddling with +very complicated machinery they did not understand, I suppose the +first thing, as being the easiest, was to study the nature of the +works of the human watch, and the next thing was to study the way the +parts worked together, and the way the watch worked. Thus, by degrees, +we have had growing up our body of anatomists, or knowers of the +construction of the human watch, and our physiologists, who know how +the machine works. And just as any sensible man, who has a valuable +watch, does not meddle with it himself, but goes to some one who has +studied watchmaking, and understands what the effect of doing this +or that may be; so, I suppose, the man who, having charge of that +valuable machine, his own body, wants to have it kept in good order, +comes to a professor of the medical art for the purpose of having it +set right, believing that, by deduction from the facts of structure +and from the facts of function, the physician will divine what may be +the matter with his bodily watch at that particular time, and what may +be the best means of setting it right. If that may be taken as a +just representation of the relation of the theoretical branches of +medicine--what we may call the institutes of medicine, to use an old +term--to the practical branches, I think it will be obvious to you +that they are of prime and fundamental importance. Whatever tends to +affect the teaching of them injuriously must tend to destroy and +to disorganize the whole fabric of the medical art. I think every +sensible man has seen this long ago; but the difficulties in the way +of attaining good teaching in the different branches of the theory, or +institutes, of medicine are very serious. It is a comparatively +easy matter--pray mark that I use the word "comparatively"--it is a +comparatively easy matter to learn anatomy and to teach it; it is a +very difficult matter to learn physiology and to teach it. It is a +very difficult matter to know and to teach those branches of physics +and those branches of chemistry which bear directly upon physiology; +and hence it is that, as a matter of fact, the teaching of physiology, +and the teaching of the physics and the chemistry which bear upon it, +must necessarily be in a state of relative imperfection; and there is +nothing to be grumbled at in the fact that this relative imperfection +exists. But is the relative imperfection which exists only such as +is necessary, or is it made worse by our practical arrangements? I +believe--and if I did not so believe I should not have troubled you +with these observations--I believe it is made infinitely worse by +our practical arrangements, or rather, I ought to say, our very +unpractical arrangements. Some very wise man long ago affirmed that +every question, in the long run, was a question of finance; and there +is a good deal to be said for that view. Most assuredly the question +of medical teaching is, in a very large and broad sense, a question of +finance. What I mean is this: that in London the arrangements of the +medical schools, and the number of them, are such as to render it +almost impossible that men who confine themselves to the teaching +of the theoretical branches of the profession should be able to make +their bread by that operation; and, you know, if a man cannot make his +bread, he cannot teach--at least his teaching comes to a speedy end. +That is a matter of physiology. Anatomy is fairly well taught, because +it lies in the direction of practice, and a man is all the better +surgeon for being a good anatomist. It does not absolutely interfere +with the pursuits of a practical surgeon if he should hold a Chair +of Anatomy--though I do not for one moment say that he would not be a +better teacher if he did not devote himself to practice. (Applause.) +Yes, I know exactly what that cheer means, but I am keeping as +carefully as possible from any sort of allusion to Professor Ellis. +But the fact is, that even human anatomy has now grown to be so large +a matter, that it takes the whole devotion of a man's life to put the +great mass of knowledge upon that subject into such a shape that it +can be teachable to the mind of the ordinary student. What the student +wants in a professor is a man who shall stand between him and the +infinite diversity and variety of human knowledge, and who shall +gather all that together, and extract from it that which is capable +of being assimilated by the mind. That function is a vast and an +important one, and unless, in such subjects as anatomy, a man is +wholly free from other cares, it is almost impossible that he can +perform it thoroughly and well. But if it be hardly possible for a man +to pursue anatomy without actually breaking with his profession, how +is it possible for him to pursue physiology? + +I get every year those very elaborate reports of Henle and +Meissner--volumes of, I suppose, 400 pages altogether--and they +consist merely of abstracts of the memoirs and works which have been +written on Anatomy and Physiology--only abstracts of them! How is +a man to keep up his acquaintance with all that is doing in the +physiological world--in a world advancing with enormous strides every +day and every hour--if he has to be distracted with the cares of +practice? You know very well it must be impracticable to do so. Our +men of ability join our medical schools with an eye to the future. +They take the Chairs of Anatomy or of Physiology; and by and by they +leave those Chairs for the more profitable pursuits into which they +have drifted by professional success, and so they become clothed, +and physiology is bare. The result is, that in those schools in which +physiology is thus left to the benevolence, so to speak, of those +who have no time to look to it, the effect of such teaching comes +out obviously, and is made manifest in what I spoke of just now--the +unreality, the bookishness of the knowledge of the taught. And if this +is the case in physiology, still more must it be the case in those +branches of physics which are the foundation of physiology; although +it may be less the case in chemistry, because for an able chemist a +certain honourable and independent career lies in the direction of +his work, and he is able, like the anatomist, to look upon what he +may teach to the student as not absolutely taking him away from his +bread-winning pursuits. + +But it is of no use to grumble about this state of things unless +one is prepared to indicate some sort of practical remedy. And I +believe--and I venture to make the statement because I am wholly +independent of all sorts of medical schools, and may, therefore, say +what I believe without being supposed to be affected by any personal +interest--but I say I believe that the remedy for this state of +things, for that imperfection of our theoretical knowledge which keeps +down the ability of England at the present time in medical matters, +is a mere affair of mechanical arrangement; that so long as you have +a dozen medical schools scattered about in different parts of the +metropolis, and dividing the students among them, so long, in all the +smaller schools at any rate, it is impossible that any other state of +things than that which I have been depicting should obtain. Professors +must live; to live they must occupy themselves with practice, and +if they occupy themselves with practice, the pursuit of the abstract +branches of science must go to the wall. All this is a plain and +obvious matter of common-sense reasoning. I believe you will never +alter this state of things until, either by consent or by _force +majeure_--and I should be very sorry to see the latter applied--but +until there is some new arrangement, and until all the theoretical +branches of the profession, the institutes of medicine, are taught in +London in not more than one or two, or at the outside three, central +institutions, no good will be effected. If that large body of men, the +medical students of London, were obliged in the first place to get a +knowledge of the theoretical branches of their profession in two or +three central schools, there would be abundant means for maintaining +able professors--not, indeed, for enriching them, as they would be +able to enrich themselves by practice--but for enabling them to make +that choice which such men are so willing to make; namely, the choice +between wealth and a modest competency, when that modest competency +is to be combined with a scientific career, and the means of advancing +knowledge. I do not believe that all the talking about, and tinkering +of, medical education will do the slightest good until the fact +is clearly recognized, that men must be thoroughly grounded in the +theoretical branches of their profession, and that to this end the +teaching of those theoretical branches must be confined to two or +three centres. + +Now let me add one other word, and that is, that if I were a despot, I +would cut down these branches to a very considerable extent. The next +thing to be done beyond that which I mentioned just now, is to go +back to primary education. The great step towards a thorough medical +education is to insist upon the teaching of the elements of the +physical sciences in all schools, so that medical students shall not +go up to the medical colleges utterly ignorant of that with which they +have to deal; to insist on the elements of chemistry, the elements of +botany, and the elements of physics being taught in our ordinary +and common schools, so that there shall be some preparation for +the discipline of medical colleges. And, if this reform were once +effected, you might confine the "Institutes of Medicine" to physics +as applied to physiology--to chemistry as applied to physiology--to +physiology itself, and to anatomy. Afterwards, the student, thoroughly +grounded in these matters, might go to any hospital he pleased for +the purpose of studying the practical branches of his profession. The +practical teaching might be made as local as you like; and you +might use to advantage the opportunities afforded by all these +local institutions for acquiring a knowledge of the practice of the +profession. But you may say: "This is abolishing a great deal; you are +getting rid of botany and zoology to begin with." I have not a doubt +that they ought to be got rid of, as branches of special medical +education; they ought to be put back to an earlier stage, and made +branches of general education. Let me say, by way of self-denying +ordinance, for which you will, I am sure, give me credit, that I +believe that comparative anatomy ought to be absolutely abolished. +I say so, not without a certain fear of the Vice-Chancellor of the +University of London who sits upon my left. But I do not think the +charter gives him very much power over me; moreover, I shall soon come +to an end of my examinership, and therefore I am not afraid, but shall +go on to say what I was going to say, and that is, that in my belief +it is a downright cruelty--I have no other word for it--to require +from gentlemen who are engaged in medical studies, the pretence--for +it is nothing else, and can be nothing else, than a pretence--of a +knowledge of comparative anatomy as part of their medical curriculum. +Make it part of their Arts teaching if you like, make it part of their +general education if you like, make it part of their qualification for +the scientific degree by all means--that is its proper place; but to +require that gentlemen whose whole faculties should be bent upon +the acquirement of a real knowledge of human physiology should +worry themselves with getting up hearsay about the alternation of +generations in the Salpae is really monstrous. I cannot characterize +it in any other way. And having sacrificed my own pursuit, I am sure I +may sacrifice other people's; and I make this remark with all the +more willingness because I discovered, on reading the name-of your +Professors just now, that the Professor of Materia Medica is not +present. I must confess, if I had my way I should abolish Materia +Medica[1] altogether. I recollect, when I was first under examination +at the University of London, Dr. Pereira was the examiner, and you +know that "Pereira's Materia Medica" was a book _de omnibus rebus_. I +recollect my struggles with that book late at night and early in the +morning (I worked very hard in those days), and I do believe that I +got that book into my head somehow or other, but then I will undertake +to say that I forgot it all a week afterwards. Not one trace of a +knowledge of drugs has remained in my memory from that time to this; +and really, as a matter of common sense, I cannot understand the +arguments for obliging a medical man to know all about drugs and +where they come from. Why not make him belong to the Iron and Steel +Institute, and learn something about cutlery, because he uses knives? + +[Footnote 1: It will, I hope, be understood that I do not include +Therapeutics under this head.] + +But do not suppose that, after all these deductions, there would not +be ample room for your activity. Let us count up what we have left. I +suppose all the time for medical education that can be hoped for is, +at the outside, about four years. Well, what have you to master in +those four years upon my supposition? Physics applied to physiology; +chemistry applied to physiology; physiology; anatomy; surgery; +medicine (including therapeutics); obstetrics; hygiene; and medical +jurisprudence--nine subjects for four years! And when you consider +what those subjects are, and that the acquisition of anything beyond +the rudiments of any one of them may tax the energies of a lifetime, +I think that even those energies which you young gentlemen have +been displaying for the last hour or two might be taxed to keep you +thoroughly up to what is wanted for your medical career. + +I entertain a very strong conviction that any one who adds to medical +education one iota or tittle beyond what is absolutely necessary, is +guilty of a very grave offence. Gentlemen, it will depend upon the +knowledge that you happen to possess,--upon your means of applying it +within your own field of action,--whether the bills of mortality of +your district are increased or diminished; and that, gentlemen, is a +very serious consideration indeed. And, under those circumstances, the +subjects with which you have to deal being so difficult, their extent +so enormous, and the time at your disposal so limited, I could not +feel my conscience easy if I did not, on such an occasion as this, +raise a protest against employing your energies upon the acquisition +of any knowledge which may not be absolutely needed in your future +career. + + + + +IV. + +YEAST. + + +IT has been known, from time immemorial, that the sweet liquids which +may be obtained by expressing the juices of the fruits and stems +of various plants, or by steeping malted barley in hot water, or +by mixing honey with water--are liable to undergo a series of very +singular changes, if freely exposed to the air and left to themselves, +in warm weather. However clear and pellucid the liquid may have been +when first prepared, however carefully it may have been freed, by +straining and filtration, from even the finest visible impurities, it +will not remain clear. After a time it will become cloudy and turbid; +little bubbles will be seen rising to the surface, and their abundance +will increase until the liquid hisses as if it were simmering on +the fire. By degrees, some of the solid particles which produce the +turbidity of the liquid collect at its surface into a scum, which +is blown up by the emerging air-bubbles into a thick, foamy froth. +Another moiety sinks to the bottom, and accumulates as a muddy +sediment, or "lees." + +When this action has continued, with more or less violence, for +a certain time, it gradually moderates. The evolution of bubbles +slackens, and finally comes to an end; scum and lees alike settle at +the bottom, and the fluid is once more clear and transparent. But +it has acquired properties of which no trace existed in the original +liquid. Instead of being a mere sweet fluid, mainly composed of sugar +and water, the sugar has more or less completely disappeared, and it +has acquired that peculiar smell and taste which we call "spirituous." +Instead of being devoid of any obvious effect upon the animal economy, +it has become possessed of a very wonderful influence on the nervous +system; so that in small doses it exhilarates, while in larger it +stupefies, and may even destroy life. + +Moreover, if the original fluid is put into a still, and heated for a +while, the first and last product of its distillation is simple water; +while, when the altered fluid is subjected to the same process, the +matter which is first condensed in the receiver is found to be a +clear, volatile substance, which is lighter than water, has a pungent +taste and smell, possesses the intoxicating powers of the fluid in +an eminent degree, and takes fire the moment it is brought in contact +with a flame. The alchemists called this volatile liquid, which +they obtained from wine, "spirits of wine," just as they called +hydrochloric acid "spirits of salt," and as we, to this day, call +refined turpentine "spirits of turpentine." As the "spiritus," or +breath, of a man was thought to be the most refined and subtle part +of him, the intelligent essence of man was also conceived as a sort +of breath, or spirit; and, by analogy, the most refined essence of +anything was called its "spirit." And thus it has come about that we +use the same word for the soul of man and for a glass of gin. + +At the present day, however, we even more commonly use another name +for this peculiar liquid--namely, "alcohol," and its origin is not +less singular. The Dutch physician, Van Helmont, lived in the latter +part of the sixteenth and the beginning of the seventeenth century--in +the transition period between alchemy and chemistry--and was rather +more alchemist than chemist. Appended to his "Opera Omnia," published +in 1707, there is a very needful "Clavis ad obscuriorum sensum +referandum," in which the following passage occurs:-- + + "ALCOHOL.--Chymicis est liquor aut pulvis summe subtilisatus, + vocabulo Orientalibus quoque, cum primis Habessinis, + familiari, quibus _cohol_ speciatim pulverem impalpabilem ex + antimonio pro oculis tin-gendis denotat ... Hodie autem, ob + analogiam, quivis pulvis teuerior, ut pulvis oculorum cancri + summe subtilisatus _alcohol_ audit, hand aliter ac spiritus + rectificatissimi _alcolisati_ dicuntur." + +Similarly, Robert Boyle speaks of a fine powder as "alcohol;" and, +so late as the middle of the last century, the English lexicographer, +Nathan Bailey, defines "alcohol" as "the pure substance of anything +separated from the more gross, a very fine and impalpable powder, or a +very pure, well-rectified spirit." But, by the time of the publication +of Lavoisier's "Traite Elementaire de Chimie," in 1789, the term +"alcohol," "alkohol," or "alkool" (for it is spelt in all three ways), +which Van Helmont had applied primarily to a fine powder, and +only secondarily to spirits of wine, had lost its primary meaning +altogether; and, from the end of the last century until now, it has, +I believe, been used exclusively as the denotation of spirits of wine, +and bodies chemically allied to that substance. + +The process which gives rise to alcohol in a saccharine fluid is known +to us as "fermentation;" a term based upon the apparent boiling up or +"effervescence" of the fermenting liquid, and of Latin origin. + +Our Teutonic cousins call the same process "gaehren," "gaesen," +"goeschen," and "gischen;" but, oddly enough, we do not seem to have +retained their verb or their substantive denoting the action itself, +though we do use names identical with, or plainly derived from, theirs +for the scum and lees. These are called, in Low German, "gaescht" +and "gischt;" in Anglo-Saxon, "gest," "gist," and "yst," whence our +"yeast." Again, in Low German and in Anglo-Saxon, there is another +name for yeast, having the form "barm," or "beorm;" and, in the +Midland Counties, "barm" is the name by which yeast is still best +known. In High German, there is a third name for yeast, "hefe," which +is not represented in English, so far as I know. + +All these words are said by philologers to be derived from roots +expressive of the intestine motion of a fermenting substance. Thus +"hefe" is derived from "heben," to raise; "barm" from "beren" or +"baeren," to bear up; "yeast," "yst," and "gist," have all to do with +seething and foam, with "yeasty waves," and "gusty" breezes. + +The same reference to the swelling up of the fermenting substance is +seen in the Gallo-Latin terms "levure" and "leaven." + +It is highly creditable to the ingenuity of our ancestors that the +peculiar property of fermented liquids, in virtue of which they "make +glad the heart of man," seems to have been known in the remotest +periods of which we have any record. All savages take to alcoholic +fluids as if they were to the manner born. Our Vedic forefathers +intoxicated themselves with the juice of the "soma;" Noah, by a not +unnatural reaction against a superfluity of water, appears to have +taken the earliest practicable opportunity of qualifying that which +he was obliged to drink; and the ghosts of the ancient Egyptians were +solaced by pictures of banquets in which the winecup passes round, +graven on the walls of their tombs. A knowledge of the process of +fermentation, therefore, was in all probability possessed by the +prehistoric populations of the globe; and it must have become a matter +of great interest even to primaeval wine-bibbers to study the methods +by which fermented liquids could be surely manufactured. No doubt, +therefore, it was soon discovered that the most certain, as well as +the most expeditious, way of making a sweet juice ferment was to add +to it a little of the scum, or lees, of another fermenting juice. +And it can hardly be questioned that this singular excitation of +fermentation in one fluid, by a sort of infection, or inoculation, +of a little ferment taken from some other fluid, together with the +strange swelling, foaming, and hissing of the fermented substance, +must have always attracted attention from the more thoughtful. +Nevertheless, the commencement of the scientific analysis of the +phenomena dates from a period not earlier than the first half of the +seventeenth century. + +At this time, Van Helmont made a first step, by pointing out that the +peculiar hissing and bubbling of a fermented liquid is due, not to the +evolution of common air (which he, as the inventor of the term "gas," +calls "gas ventosum"), but to that of a peculiar kind of air such +as is occasionally met with in caves, mines, and wells, and which he +calls "gas sylvestre." + +But a century elapsed before the nature of this "gas sylvestre," or, +as it was afterwards called, "fixed air," was clearly determined, and +it was found to be identical with that deadly "choke-damp" by which +the lives of those who descend into old wells, or mines, or brewers' +vats, are sometimes suddenly ended; and with the poisonous aeriform +fluid which is produced by the combustion of charcoal, and now goes by +the name of carbonic acid gas. + +During the same time it gradually became clear that the presence of +sugar was essential to the production of alcohol and the evolution of +carbonic acid gas, which are the two great and conspicuous products of +fermentation. And finally, in 1787, the Italian chemist, Fabroni, made +the capital discovery that the yeast ferment, the presence of which +is necessary to fermentation, is what he termed a "vegeto-animal" +substance--or is a body which gives off ammoniacal salts when it is +burned, and is, in other ways, similar to the gluten of plants and the +albumen and casein of animals. + +These discoveries prepared the way for the illustrious Frenchman, +Lavoisier, who first approached the problem of fermentation with a +complete conception of the nature of the work to be done. The words +in which he expresses this conception, in the treatise on elementary +chemistry to which reference has already been made, mark the year 1789 +as the commencement of a revolution of not less moment in the world of +science than that which simultaneously burst over the political world, +and soon engulfed Lavoisier himself in one of its mad eddies. + +"We may lay it down as an incontestable axiom that, in all the +operations of art and nature, nothing is created; an equal quantity +of matter exists both before and after the experiment: the quality and +quantity of the elements remain precisely the same, and nothing takes +place beyond changes and modifications in the combinations of these +elements. Upon this principle, the whole art of performing chemical +experiments depends; we must always suppose an exact equality between +the elements of the body examined and those of the products of its +analysis. + +"Hence, since from must of grapes we procure alcohol and carbonic +acid, I have an undoubted right to suppose that must consists of +carbonic acid and alcohol. From these premisses we have two modes +of ascertaining what passes during vinous fermentation: either +by determining the nature of, and the elements which compose, the +fermentable substances; or by accurately examining the products +resulting from fermentation; and it is evident that the knowledge +of either of these must lead to accurate conclusions concerning the +nature and composition of the other. From these considerations it +became necessary accurately to determine the constituent elements of +the fermentable substances; and for this purpose I did not make use +of the compound juices of fruits, the rigorous analysis of which +is perhaps impossible, but made choice of sugar, which is easily +analysed, and the nature of which I have already explained. This +substance is a true vegetable oxyd, with two bases, composed of +hydrogen and carbon, brought to the state of an oxyd by means of a +certain proportion of oxygen; and these three elements are combined +in such a way that a very slight force is sufficient to destroy the +equilibrium of their connection." + +After giving the details of his analysis of sugar and of the products +of fermentation, Lavoisier continues:-- + +"The effect of the vinous fermentation upon sugar is thus reduced to +the mere separation of its elements into two portions; one part is +oxygenated at the expense of the other, so as to form carbonic acid; +while the other part, being disoxygenated in favour of the latter, is +converted into the combustible substance called alkohol; therefore, +if it were possible to re-unite alkohol and carbonic acid together, we +ought to form sugar."[1] + +[Footnote 1: "Elements of Chemistry." By M. Lavoisier. Translated by +Robert Kerr. Second Edition, 1793 (pp. 186--196).] + +Thus Lavoisier thought he had demonstrated that the carbonic acid and +the alcohol which are produced by the process of fermentation, are +equal in weight to the sugar which disappears; but the application of +the more refined methods of modern chemistry to the investigation of +the products of fermentation by Pasteur, in 1860, proved that this is +not exactly true, and that there is a deficit of from 5 to 7 per cent. +of the sugar which is not covered by the alcohol and carbonic acid +evolved. The greater part of this deficit is accounted for by the +discovery of two substances, glycerine and succinic acid, of the +existence of which Lavoisier was unaware, in the fermented liquid. +But about 1-1/2 per cent. still remains to be made good. According to +Pasteur, it has been appropriated by the yeast, but the fact that such +appropriation takes place cannot be said to be actually proved. + +However this may be, there can be no doubt that the constituent +elements of fully 98 per cent. of the sugar which has vanished during +fermentation have simply undergone rearrangement; like the soldiers +of a brigade, who at the word of command divide themselves into the +independent regiments to which they belong. The brigade is sugar, the +regiments are carbonic acid, succinic acid, alcohol, and glycerine. + +From the time of Fabroni, onwards, it has been admitted that the agent +by which this surprising rearrangement of the particles of the sugar +is effected is the yeast. But the first thoroughly conclusive evidence +of the necessity of yeast for the fermentation of sugar was furnished +by Appert, whose method of preserving perishable articles of food +excited so much attention in France at the beginning of this century. +Gay-Lussac, in his "Memoire sur la Fermentation,"[1] alludes to +Appert's method of preserving beer-wort unfermented for an indefinite +time, by simply boiling the wort and closing the vessel in which the +boiling fluid is contained, in such a way as thoroughly to exclude +air; and he shows that, if a little yeast be introduced into such +wort, after it has cooled, the wort at once begins to ferment, even +though every precaution be taken to exclude air. And this statement +has since received full confirmation from Pasteur. + +[Footnote 1: "Annales de Chimie," 1810.] + +On the other hand, Schwann, Schroeder and Dusch, and Pasteur, have +amply proved that air may be allowed to have free access to beer-wort, +without exciting fermentation, if only efficient precautions are taken +to prevent the entry of particles of yeast along with the air. + +Thus, the truth that the fermentation of a simple solution of sugar in +water depends upon the presence of yeast, rests upon an unassailable +foundation; and the inquiry into the exact nature of the substance +which possesses such a wonderful chemical influence becomes profoundly +interesting. + +The first step towards the solution of this problem was made two +centuries ago by the patient and painstaking Dutch naturalist, +Leeuwenhoek, who in the year 1680 wrote thus:-- + + "Saepissimo examinavi fermentum cerevisiae, semperque hoc ex + globulis per materiam pellucidam fluitantibus, quam cerevisiam + esse censui, constare observavi: vidi etiam evidentissime, + unumquemque hujus fermenti globulum denuo ex sex distinctis + globullis constare, accurate eidem quantitate et formae, cui + globulis sanguinis nostri, respondentibus. + + "Verum talis mini de horum origine et formatione conceptus + formabam; globulis nempe ex quibus farina Tritici, Hordei, + Avenae, Fagotritici, se constat aquae calore dissolvi et aquae + commisceri; hac, vero aqua, quam cerevisiam vocare licet, + refrigescente, multos ex minimis particulis in cerevisia + coadunari, et hoc pacto efficere particulam sive globulum, + quae sexta pars est globuli faecis, et iterum sex ex hisce + globulis conjungi."[1] + +[Footnote 1: Leeuwenhoek, "Arcana Naturae Detecta." Ed. Nov., 1721.] + +Thus Leeuwenhoek discovered that yeast consists of globules floating +in a fluid; but he thought that they were merely the starchy particles +of the grain from which the wort was made, re-arranged. He discovered +the fact that yeast had a definite structure, but not the meaning of +the fact. A century and a half elapsed, and the investigation of +yeast was recommenced almost simultaneously by Cagniard de la Tour in +France, and by Schwann and Kuetzing in Germany. The French observer +was the first to publish his results; and the subject received at his +hands and at those of his colleague, the botanist Turpin, full and +satisfactory investigation. + +The main conclusions at which they arrived are these. The globular, +or oval, corpuscles which float so thickly in the yeast as to make it +muddy, though the largest are not more than one two-thousandth of +an inch in diameter, and the smallest may measure less than one +seven-thousandth of an inch, are living organisms. They multiply with +great rapidity, by giving off minute buds, which soon attain the size +of their parent, and then either become detached or remain united, +forming the compound globules of which Leeuwenhoek speaks, though the +constancy of their arrangement in sixes existed only in the worthy +Dutchman's imagination. + +It was very soon made out that these yeast organisms, to which Turpin +gave the name of _Torula cerevisiae_, were more nearly allied to the +lower Fungi than to anything else. Indeed Turpin, and subsequently +Berkeley and Hoffmann, believed that they had traced the development +of the _Torula_ into the well-known and very common mould--the +_Penicillium glaucum_. Other observers have not succeeded in verifying +these statements; and my own observations lead me to believe, that +while the connection between _Torula_ and the moulds is a very close +one, it is of a different nature from that which has been supposed. I +have never been able to trace the development of _Torula_ into a true +mould; but it is quite easy to prove that species of true mould, +such as _Penicillium_, when sown in an appropriate nidus, such as +a solution of tartrate of ammonia and yeast-ash, in water, with or +without sugar, give rise to _Torulae_, similar in all respects to _T. +cerevisiae_, except that they are, on the average, smaller. Moreover, +Bail has observed the development of a _Torula_ larger than _T. +cerevisiae_, from a _Mucor_, a mould allied to _Penicillium_. + +It follows, therefore, that the _Torulae_, or organisms of yeast, +are veritable plants; and conclusive experiments have proved that the +power which causes the rearrangement of the molecules of the sugar is +intimately connected with the life and growth of the plant. In fact, +whatever arrests the vital activity of the plant also prevents it from +exciting fermentation. + +Such being the facts with regard to the nature of yeast, and the +changes which it effects in sugar, how are they to be accounted for? +Before modern chemistry had come into existence, Stahl, stumbling, +with the stride of genius, upon the conception which lies at the +bottom of all modern views of the process, put forward the notion that +the ferment, being in a state of internal motion, communicated +that motion to the sugar, and thus caused its resolution into new +substances. And Lavoisier, as we have seen, adopts substantially the +same view, (But Fabroni, full of the then novel conception of acids +and bases and double decompositions, propounded the hypothesis that +sugar is an oxide with two bases, and the ferment a carbonate with two +bases; that the carbon of the ferment unites with the oxygen of the +sugar, and gives rise to carbonic acid; while the sugar, uniting with +the nitrogen of the ferment, produces a new substance analogous to +opium. This is decomposed by distillation, and gives rise to alcohol.) +Next, in 1803, Thenard propounded a hypothesis which partakes somewhat +of the nature of both Stahl's and Fabroni's views. "I do not believe +with Lavoisier," he says, "that all the carbonic acid formed proceeds +from the sugar. How, in that case, could we conceive the action of the +ferment on it? I think that the first portions of the acid are due +to a combination of the carbon of the ferment with the oxygen of the +sugar, and that it is by carrying off a portion of oxygen from +the last that the ferment causes the fermentation to commence--the +equilibrium between the principles of the sugar being disturbed, they +combine afresh to form carbonic acid and alcohol." + +The three views here before us may be familiarly exemplified by +supposing the sugar to be a card-house. According to Stahl, the +ferment is somebody who knocks the table, and shakes the card-house +down; according to Fabroni, the ferment takes out some cards, but puts +others in their places; according to Thenard, the ferment simply takes +a card out of the bottom story, the result of which is that all the +others fall. + +As chemistry advanced, facts came to light which put a new face upon +Stahl's hypothesis, and gave it a safer foundation than it previously +possessed. The general nature of these phenomena may be thus +stated:--A body, A, without giving to, or taking from, another +body, B, any material particles, causes B to decompose into other +substances, C, D, E, the sum of the weights of which is equal to the +weight of B, which decomposes. + +Thus, bitter almonds contain two substances, amygdalin and synaptase, +which can be extracted, in a separate state, from the bitter almonds. +The amygdalin thus obtained, if dissolved in water, undergoes no +change; but if a little synaptase be added to the solution, the +amygdalin splits up into bitter almond oil, prussic acid, and a kind +of sugar. + +A short time after Cagniard de la Tour discovered the yeast plant, +Liebig, struck with the similarity between this and other such +processes and the fermentation of sugar, put forward the hypothesis +that yeast contains a substance which acts upon sugar, as synaptase +acts upon amygdalin. And as the synaptase is certainly neither +organized nor alive, but a mere chemical substance, Liebig treated +Cagniard de la Tour's discovery with no small contempt, and, from +that time to the present, has steadily repudiated the notion that the +decomposition of the sugar is, in any sense, the result of the vital +activity of the _Torula_. But, though the notion that the _Torula_ is +a creature which eats sugar and excretes carbonic acid and alcohol, +which is not unjustly ridiculed in the most surprising paper that +ever made its appearance in a grave scientific journal[1], may be +untenable, the fact that the _Torulae_ are alive, and that yeast does +not excite fermentation unless it contains living _Torulae_, stands +fast. Moreover, of late years, the essential participation of living +organisms in fermentation other than the alcoholic, has been clearly +made out by Pasteur and other chemists. + +[Footnote 1: "Das entraethselte Geheimniss der geistigen Gaehrung +(Vorlaeufige briefliche Mittheilung)" is the title of an anonymous +contribution, to Woehler and Liebig's "Annalen der Pharmacie" for +1839, in which a somewhat Rabelaisian imaginary description of the +organization of the "yeast animals" and of the manner in which their +functions are performed, is given with a circumstantiality worthy +of the author of Gulliver's Travels. As a specimen of the writer's +humour, his account of what happens when fermentation comes to an end +may suffice. "Sobald naemlich die Thiere keinen Zucker mehr vorfinden, +so fressen sie sich gegenseitig selbst auf, was durch eine eigene +Manipulation geschicht; alles wird verdaut bis auf die Eier, welche +unveraendert durch den Darmkanal hineingehen; man hat zuletzt wieder +gaehrungsfaehige Hefe, naemlich den Saamen der Thiere, der uebrig +bleibt."] + +However, it may be asked, is there any necessary opposition between +the so-called "vital" and the strictly physico-chemical views of +fermentation? It is quite possible that the living _Torula_ may excite +fermentation in sugar, because it constantly produces, as an essential +part of its vital manifestations, some substance which acts upon the +sugar, just as the synaptase acts upon the amygdalin. Or it may +be, that, without the formation of any such special substance, +the physical condition of the living tissue of the yeast plant is +sufficient to effect that small disturbance of the equilibrium of the +particles of the sugar, which Lavoisier thought sufficient to effect +its decomposition. + +Platinum in a very fine state of division--known as platinum black, or +_noir de platine_--has the very singular property of causing alcohol +to change into acetic acid with great rapidity. The vinegar plant, +which is closely allied to the yeast plant, has a similar effect upon +dilute alcohol, causing it to absorb the oxygen of the air, and become +converted into vinegar; and Liebig's eminent opponent, Pasteur, who +has done so much for the theory and the practice of vinegar-making, +himself suggests that in this case-- + + "La cause du phenomene physique qui accompagne la vie de la + plante reside dans un etat physique propre, analogue a celui + du noir de platine. Mais il est essentiel de remarquer que cet + etat physique de la plante est etroitement lie avec la vie de + cette plante."[1] + +[Footnote 1: "Etudes sur les Mycodermes," Comptes-Rendus, liv., 1862.] + +Now, if the vinegar plant gives rise to the oxidation of alcohol, +on account of its merely physical constitution, it is at any rate +possible that the physical constitution of the yeast plant may exert a +decomposing influence on sugar. + +But, without presuming to discuss a question which leads us into the +very arcana of chemistry, the present state of speculation upon the +_modus operandi_ of the yeast plant in producing fermentation is +represented, on the one hand, by the Stahlian doctrine, supported by +Liebig, according to which the atoms of the sugar are shaken into new +combinations, either directly by the _Torulae_, or indirectly, by some +substance formed by them; and, on the other hand, by the Thenardian +doctrine, supported by Pasteur, according to which the yeast plant +assimilates part of the sugar, and, in so doing, disturbs the rest, +and determines its resolution into the products of fermentation. +Perhaps the two views are not so much opposed as they seem at first +sight to be. + + +But the interest which attaches to the influence of the yeast plants +upon the medium in which they live and grow does not arise solely +from its bearing upon the theory of fermentation. So long ago as 1838, +Turpin compared the _Torulae_ to the ultimate elements of the tissues +of animals and plants--"Les organes elementaires de leurs tissus, +comparables aux petits vegetaux des levures ordinaires, sont aussi les +decompositeurs des substances qui les environnent." + +Almost at the same time, and, probably, equally guided by his study of +yeast, Schwann was engaged in those remarkable investigations into +the form and development of the ultimate structural elements of the +tissues of animals, which led him to recognize their fundamental +identity with the ultimate structural elements of vegetable organisms. + +The yeast plant is a mere sac, or "cell," containing a semi-fluid +matter, and Schwann's microscopic analysis resolved all living +organisms, in the long run, into an aggregation of such sacs or cells, +variously modified; and tended to show, that all, whatever their +ultimate complication, begin their existence in the condition of such +simple cells. + +In his famous "Mikroskopische Untersuchungen," Schwann speaks of +_Torula_ as a "cell;" and, in a remarkable note to the passage in +which he refers to the yeast plant, Schwann says:-- + + "I have been unable to avoid mentioning fermentation, because + it is the most fully and exactly known operation of cells, + and represents, in the simplest fashion, the process which is + repeated by every cell of the living body." + +In other words, Schwann conceives that every cell of the living body +exerts an influence on the matter which surrounds and permeates it, +analogous to that which a _Torula_ exerts on the saccharine solution +by which it is bathed. A wonderfully suggestive thought, opening up +views of the nature of the chemical processes of the living body, +which have hardly yet received all the development of which they are +capable. + +Kant defined the special peculiarity of the living body to be that the +parts exist for the sake of the whole and the whole for the sake of +the parts. But when Turpin and Schwann resolved the living body into +an aggregation of quasi-independent cells, each, like a _Torula_, +leading its own life and having its own laws of growth and +development, the aggregation being dominated and kept working towards +a definite end only by a certain harmony among these units, or by the +superaddition of a controlling apparatus, such as a nervous system, +this conception ceased to be tenable. The cell lives for its own sake, +as well as for the sake of the whole organism; and the cells, which +float in the blood, live at its expense, and profoundly modify it, are +almost as much independent organisms as the _Torulae_ which float in +beer-wort. + +Schwann burdened his enunciation of the "cell theory" with two false +suppositions; the one, that the structures he called "nucleus" and +"cell-wall" are essential to a cell; the other, that cells are usually +formed independently of other cells; but, in 1839, it was a vast and +clear gain to arrive at the conception, that the vital functions of +all the higher animals and plants are the resultant of the forces +inherent in the innumerable minute cells of which they are composed, +and that each of them is, itself, an equivalent of one of the lowest +and simplest of independent living beings--the _Torula._ + +From purely morphological investigations, Turpin and Schwann, as we +have seen, arrived at the notion of the fundamental unity of structure +of living beings. And, before long, the researches of chemists +gradually led up to the conception of the fundamental unity of their +composition. + +So far back as 1803, Thenard pointed out, in most distinct terms, the +important fact that yeast contains a nitrogenous "animal" substance; +and that such a substance is contained in all ferments. Before him, +Fabroni and Fourcroy speak of the "vegeto-animal" matter of yeast. +In 1844 Mulder endeavoured to demonstrate that a peculiar substance, +which he called "protein," was essentially characteristic of living +matter. In 1846, Payen writes:-- + + "Enfin, une loi sans exception me semble apparaitre dans les + faits nombreux que j'ai observes et conduire a envisager sous + un nouveau jour la vie vegetale; si je ne m'abuse, tout ce + que dans les tissus vegetaux la vue directe ou amplifiee nous + permet de discerner sous la forme de cellules et de vaisseaux, + ne represente autre chose que les enveloppes protectrices, + les reservoirs et les conduits, a l'aide desquels les corps + animes qui les secretent et les faconnent, se logent, puisent + et charriant leurs aliments, deposent et isolent les matieres + excretees." + +And again:-- + + "A fin de completer aujourd'hui l'enonce du fait general, je + rappellerai que les corps, doue des fonctions accomplies + dans les tissus des plantes, sont formes des elements qui + constituent, en proportion peu variable, les organismes + animaux; qu'ainsi l'on est conduit a reconnaitre une immense + unite de composition elementaire dans tous les corps vivants + de la nature."[1] + +[Footnote 1: "Mem. sur les Developpements des Vegetaux," &c.--"Mem. +Presentees." ix. 1846.] + +In the year (1846) in which these remarkable passages were published, +the eminent German botanist, Von Mohl, invented the word "protoplasm," +as a name for one portion of those nitrogenous contents of the cells +of living plants, the close chemical resemblance of which to the +essential constituents of living animals is so strongly indicated by +Payen. And through the twenty-five years that have passed, since the +matter of life was first called protoplasm, a host of investigators, +among whom Cohn, Max Schulze, and Kuehne must be named as leaders, have +accumulated evidence, morphological, physiological, and chemical, in +favour of that "immense unite de composition elementaire dans tous les +corps vivants de la nature," into which Payen had, so early, a clear +insight. + +As far back as 1850, Cohn wrote, apparently without any knowledge of +what Payen had said before him:-- + + "The protoplasm of the botanist, and the contractile substance + and sarcode of the zoologist, must be, if not identical, yet + in a high degree analogous substances. Hence, from this point + of view, the difference between animals and plants consists + in this; that, in the latter, the contractile substance, as + a primordial utricle, is enclosed within an inert cellulose + membrane, which permits it only to exhibit an internal motion, + expressed by the phenomena of rotation and circulation, while, + in the former, it is not so enclosed. The protoplasm in the + form of the primordial utricle is, as it were, the animal + element in the plant, but which is imprisoned, and only + becomes free in the animal; _or_, to strip off the metaphor + which obscures simple thought, the energy of organic vitality + which is manifested in movement is especially exhibited by a + nitrogenous contractile substance, which in plants is limited + and fettered by an inert membrane, in animals not so."[1] + +[Footnote 1: Cohn, "Ueber Protococcus pluvialis," in the "Nova Acta" +for 1850.] + +In 1868, thinking that an untechnical statement of the views current +among the leaders of biological science might be interesting to the +general public, I gave a lecture embodying them in Edinburgh. Those +who have not made the mistake of attempting to approach biology, +either by the high _a priori_ road of mere philosophical speculation, +or by the mere low _a posteriori_ lane offered by the tube of a +microscope, but have taken the trouble to become acquainted with +well-ascertained facts and with their history, will not need to be +told that in what I had to say "as regards protoplasm" in my lecture +"On the Physical Basis of Life," there was nothing new; and, as I +hope, nothing that the present state of knowledge does not justify us +in believing to be true. Under these circumstances, my surprise may be +imagined, when I found, that the mere statement of facts and of views, +long familiar to me as part of the common scientific property of +continental workers, raised a sort of storm in this country, not only +by exciting the wrath of unscientific persons whose pet prejudices +they seemed to touch, but by giving rise to quite superfluous +explosions on the part of some who should have been better informed. + +Dr. Stirling, for example, made my essay the subject of a special +critical lecture[1], which I have read with much interest, though, I +confess, the meaning of much of it remains as dark to me as does the +"Secret of Hegel" after Dr. Stirling's elaborate revelation of it. +Dr. Stirling's method of dealing with the subject is peculiar. +"Protoplasm" is a question of history, so far as it is a name; of +fact, so far as it is a thing. Dr. Stirling has not taken the trouble +to refer to the original authorities for his history, which is +consequently a travesty; and still less has he concerned himself with +looking at the facts, but contents himself with taking them also at +secondhand. A most amusing example of this fashion of dealing with +scientific statements is furnished by Dr. Stirling's remarks upon my +account of the protoplasm of the nettle hair. That account was drawn +up from careful and often-repeated observation of the facts. Dr. +Stirling thinks he is offering a valid criticism, when he says that my +valued friend Professor Stricker gives a somewhat different statement +about protoplasm. But why in the world did not this distinguished +Hegelian look at a nettle hair for himself, before venturing to +speak about the matter at all? Why trouble himself about what either +Stricker or I say, when any tyro can see the facts for himself, if he +is provided with those not rare articles, a nettle and a microscope? +But I suppose this would have been "_Aufklaerung_"--a recurrence to the +base common-sense philosophy of the eighteenth century, which liked +to see before it believed, and to understand before it criticised. Dr. +Stirling winds up his paper with the following paragraph:-- + +[Footnote 1: Subsequently published under the title of "As regards +Protoplasm."] + + "In short, the whole position of Mr. Huxley, (1) that all + organisms consist alike of the same life-matter, (2) which + life-matter is, for its part, due only to chemistry, must be + pronounced untenable--nor less untenable (3) the materialism + he would found on it." + +The paragraph contains three distinct assertions concerning my views, +and just the same number of utter misrepresentations of them. That +which I have numbered (1) turns on the ambiguity of the word "same," +for a discussion of which I would refer Dr. Stirling to a great hero +of "_Aufklaerung_", Archbishop Whately; statement number (2) is, in my +judgment, absurd, and certainly I have never said anything resembling +it; while, as to number (3), one great object of my essay was to show +that what is called "materialism," has no sound philosophical basis! + +As we have seen, the study of yeast has led investigators face to face +with problems of immense interest in pure chemistry, and in animal and +vegetable morphology. Its physiology is not less rich in subjects for +inquiry. Take, for example, the singular fact that yeast will increase +indefinitely when grown in the dark, in water containing only tartrate +of ammonia, a small percentage of mineral salts, and sugar. Out of +these materials the _Torulae_ will manufacture nitrogenous protoplasm, +cellulose, and fatty matters, in any quantity, although they are +wholly deprived of those rays of the sun, the influence of which is +essential to the growth of ordinary plants. There has been a great +deal of speculation lately, as to how the living organisms buried +beneath two or three thousand fathoms of water, and therefore in all +probability almost deprived of light, live. + +If any of them possess the same powers as yeast (and the same capacity +for living without light is exhibited by some other fungi) there would +seem to be no difficulty about the matter. + +Of the pathological bearings of the study of yeast, and other such +organisms, I have spoken elsewhere. It is certain that, in +some animals, devastating epidemics are caused by fungi of low +order--similar to those of which _Torula_ is a sort of offshoot. It is +certain that such diseases are propagated by contagion and infection, +in just the same way as ordinary contagious and infectious diseases +are propagated. Of course, it does not follow from this, that all +contagious and infectious diseases are caused by organisms of as +definite and independent a character as the _Torula_; but, I think, +it does follow that it is prudent and wise to satisfy oneself in each +particular case, that the "germ theory" cannot and will not explain +the facts, before having recourse to hypotheses which have no equal +support from analogy. + + + + +V. + +ON THE FORMATION OF COAL. + + +The lumps of coal in a coal-scuttle very often have a roughly cubical +form. If one of them be picked out and examined with a little care, it +will be found that its six sides are not exactly alike. Two opposite +sides are comparatively smooth and shining, while the other four are +much rougher, and are marked by lines which run parallel with the +smooth sides. The coal readily splits along these lines, and the split +surfaces thus formed are parallel with the smooth faces. In other +words, there is a sort of rough and incomplete stratification in the +lump of coal, as if it were a book, the leaves of which had stuck +together very closely. + +Sometimes the faces along which the coal splits are not smooth, but +exhibit a thin layer of dull, charred-looking substance, which is +known as "mineral charcoal." + +Occasionally one of the faces of a lump of coal will present +impressions, which are obviously those of the stem, or leaves, of a +plant; but though hard mineral masses of pyrites, and even fine mud, +may occur here and there, neither sand nor pebbles are met with. + +When the coal burns, the chief ultimate products of its combustion +are carbonic acid, water, and ammoniacal products, which escape up the +chimney; and a greater or less amount of residual earthy salts, which +take the form of ash. These products are, to a great extent, such as +would result from the burning of so much wood. + +These properties of coal may be made out without any very refined +appliances, but the microscope reveals something more. Black and +opaque as ordinary coal is, slices of it become transparent if they +are cemented in Canada balsam, and rubbed down very thin, in the +ordinary way of making thin sections of non-transparent bodies. But +as the thin slices, made in this way, are very apt to crack and break +into fragments, it is better to employ marine glue as the cementing +material. By the use of this substance, slices of considerable size +and of extreme thinness and transparency may be obtained.[1] + +[Footnote 1: My assistant in the Museum of Practical Geology, Mr. +Newton, invented this excellent method of obtaining thin slices of +coal.] + +Now let us suppose two such slices to be prepared from our lump of +coal--one parallel with the bedding, the other perpendicular to it; +and let us call the one the horizontal, and the other the vertical, +section. The horizontal section will present more or less rounded +yellow patches and streaks, scattered irregularly through the dark +brown, or blackish, ground substance; while the vertical section will +exhibit more elongated bars and granules of the same yellow materials, +disposed in lines which correspond, roughly, with the general +direction of the bedding of the coal. + +This is the microscopic structure of an ordinary piece of coal. But if +a great series of coals, from different localities and seams, or even +from different parts of the same seam, be examined, this structure +will be found to vary in two directions. In the anthracitic, or +stone-coals, which burn like coke, the yellow matter diminishes, and +the ground substance becomes more predominant, and blacker, and more +opaque, until it becomes impossible to grind a section thin enough to +be translucent; while, on the other hand, in such as the "Better-Bed" +coal of the neighbourhood of Bradford, which burns with much flame, +the coal is of a far lighter colour, and transparent sections are very +easily obtained. In the browner parts of this coal, sharp eyes will +readily detect multitudes of curious little coin-shaped bodies, of a +yellowish brown colour, embedded in the dark brown ground substance. +On the average, these little brown bodies may have a diameter of about +one-twentieth of an inch. They lie with their flat surfaces nearly +parallel with the two smooth faces of the block in which they are +contained; and, on one side of each, there may be discerned a figure, +consisting of three straight linear marks, which radiate from the +centre of the disk, but do not quite reach its circumference. In the +horizontal section these disks are often converted into more or less +complete rings; while in the vertical sections they appear like thick +hoops, the sides of which have been pressed together. The disks are, +therefore, flattened bags; and favourable sections show that the +three-rayed marking is the expression of three clefts, which penetrate +one wall of the bag. + +The sides of the bags are sometimes closely approximated; but, when +the bags are less flattened, their cavities are, usually, filled with +numerous, irregularly rounded, hollow bodies, having the same kind of +wall as the large ones, but not more than one seven-hundredth of an +inch in diameter. + +In favourable specimens, again, almost the whole ground substance +appears to be made up of similar bodies--more or less carbonized +or blackened--and, in these, there can be no doubt that, with the +exception of patches of mineral charcoal, here and there, the whole +mass of the coal is made up of an accumulation of the larger and of +the smaller sacs. + +But, in one and the same slice, every transition can be observed from +this structure to that which has been described as characteristic of +ordinary coal. The latter appears to rise out of the former, by the +breaking-up and increasing carbonization of the larger and the smaller +sacs. And, in the anthracitic coals, this process appears to have gone +to such a length, as to destroy the original structure altogether, and +to replace it by a completely carbonized substance. + +Thus coal may be said, speaking broadly, to be composed of two +constituents: firstly, mineral charcoal; and, secondly, coal proper. +The nature of the mineral charcoal has long since been determined. Its +structure shows it to consist of the remains of the stems and leaves +of plants, reduced to little more than their carbon. Again, some of +the coal is made up of the crushed and flattened bark, or outer coat, +of the stems of plants, the inner wood of which has completely decayed +away. But what I may term the "saccular matter" of the coal, which, +either in its primary or in its degraded form, constitutes by far the +greater part of all the bituminous coals I have examined, is certainly +not mineral charcoal; nor is its structure that of any stem or leaf. +Hence its real nature is, at first, by no means apparent, and has been +the subject of much discussion. + +The first person who threw any light upon the problem, as far as I +have been able to discover, was the well-known geologist, Professor +Morris. It is now thirty-four years since he carefully described and +figured the coin-shaped bodies, or larger sacs, as I have called +them, in a note appended to the famous paper "On the Coal-brookdale +Coal-Field," published at that time, by the present President of +the Geological Society, Mr. Prestwich. With much sagacity, Professor +Morris divined the real nature of these bodies, and boldly +affirmed them to be the spore-cases of a plant allied to the living +club-mosses. + +But discovery sometimes makes a long halt; and it is only a few +years since Mr. Carruthers determined the plant (or rather one of the +plants) which produces these spore-cases, by finding the discoidal +sacs still adherent to the leaves of the fossilized cone which +produced them. He gave the name of _Flemingites gracilis_ to the plant +of which the cones form a part. The branches and stem of this plant +are not yet certainly known, but there is no sort of doubt that it was +closely allied to the _Lepidodendron_, the remains of which abound in +the coal formation. The _Lepidodendra_ were shrubs and trees which put +one more in mind of an _Araucaria_ than of any other familiar plant; +and the ends of the fruiting branches were terminated by cones, or +catkins, somewhat like the bodies so named in a fir, or a willow. +These conical fruits, however, did not produce seeds; but the leaves +of which they were composed bore upon their surfaces sacs full of +spores or sporangia, such as those one sees on the under surface of a +bracken leaf. Now, it is these sporangia of the Lepidodendroid plant +_Flemingites_ which were identified by Mr. Carruthers with the free +sporangia described by Professor Morris, which are the same as the +large sacs of which I have spoken. And, more than this, there is +no doubt that the small sacs are the spores, which were originally +contained in the sporangia. + +The living club-mosses are, for the most part, insignificant and +creeping herbs, which, superficially, very closely resemble true +mosses, and none of them reach more than two or three feet in height. +But, in their essential structure, they very closely resemble the +earliest Lepidodendroid trees of the coal: their stems and leaves are +similar; so are their cones; and no less like are the sporangia and +spores; while even in their size, the spores of the _Lepidodendron_ +and those of the existing _Lycopodium_, or club-moss, very closely +approach one another. + +Thus, the singular conclusion is forced upon us, that the greater and +the smaller sacs of the "Better-Bed" and other coals, in which the +primitive structure is well preserved, are simply the sporangia and +spores of certain plants, many of which were closely allied to the +existing club-mosses. And if, as I believe, it can be demonstrated +that ordinary coal is nothing but "saccular" coal which has undergone +a certain amount of that alteration which, if continued, would convert +it into anthracite; then, the conclusion is obvious, that the great +mass of the coal we burn is the result of the accumulation of the +spores and spore-cases of plants, other parts of which have furnished +the carbonized stems and the mineral charcoal, or have left their +impressions on the surfaces of the layer. + +Of the multitudinous speculations which, at various times, have been +entertained respecting the origin and mode of formation of coal, +several appear to be negatived, and put out of court, by the +structural facts the significance of which I have endeavoured to +explain. These facts, for example, do not permit us to suppose that +coal is an accumulation of peaty matter, as some have held. + +Again, the late Professor Quekett was one of the first observers +who gave a correct description of what I have termed the "saccular" +structure of coal; and, rightly perceiving that this structure was +something quite different from that of any known plant, he imagined +that it proceeded from some extinct vegetable organism which was +peculiarly abundant amongst the coal-forming plants. But this +explanation is at once shown to be untenable when the smaller and the +larger sacs are proved to be spores or sporangia. + +Some, once more, have imagined that coal was of submarine origin; and +though the notion is amply and easily refuted by other considerations, +it may be worth while to remark, that it is impossible to comprehend +how a mass of light and resinous spores should have reached the bottom +of the sea, or should have stopped in that position if they had got +there. + +At the same time, it is proper to remark that I do not presume to +suggest that all coal must needs have the same structure; or that +there may not be coals in which the proportions of wood and spores, or +spore-cases, are very different from those which I have examined. All +I repeat is, that none of the coals which have come under my notice +have enabled me to observe such a difference. But, according to +Principal Dawson, who has so sedulously examined the fossil remains of +plants in North America, it is otherwise with the vast accumulations +of coal in that country. + + "The true coal," says Dr. Dawson, "consists principally of + the flattened bark of Sigillarioid and other trees, intermixed + with leaves of Ferns and _Cordaites_, and other herbaceous + _debris_, and with fragments of decayed wood, constituting + 'mineral charcoal,' all these materials having manifestly + alike grown and accumulated where we find them."[1] + +[Footnote 1: "Acadian Geology," 2nd edition, p. 138.] + +When I had the pleasure of seeing Principal Dawson in London last +summer, I showed him my sections of coal, and begged him to re-examine +some of the American coals on his return to Canada, with an eye to the +presence of spores and sporangia, such as I was able to show him in +our English and Scotch coals. He has been good enough to do so; and in +a letter dated September 26th, 1870, he informs me that-- + + "Indications of spore-cases are rare, except in certain coarse + shaly coals and portions of coals, and in the roofs of the + seams. The most marked case I have yet met with is the shaly + coal referred to as containing _Sporangites_ in my paper + on the conditions of accumulation of coal (_Journal of the + Geological Society_, vol. xxii. pp. 115, 139, and 165). The + purer coals certainly consist principally of cubical tissues + with some true woody matter, and the spore-cases, &c., + are chiefly in the coarse and shaly layers. This is my old + doctrine in my two papers in the _Journal of the Geological + Society_, and I see nothing to modify it. Your observations, + however, make it probable that the frequent _clear spots_ in + the cannels are spore-cases." + +Dr. Dawson's results are the more remarkable, as the numerous +specimens of British coal, from various localities, which I have +examined, tell one tale as to the predominance of the spore and +sporangium element in their composition; and as it is exactly in the +finest and purest coals, such as the "Better-Bed" coal of Lowmoor, +that the spores and sporangia obviously constitute almost the entire +mass of the deposit. + +Coal, such as that which has been described, is always found in +sheets, or "seams," varying from a fraction of an inch to many feet +in thickness, enclosed in the substance of the earth at very various +depths, between beds of rock of different kinds. As a rule, every seam +of coal rests upon a thicker, or thinner, bed of clay, which is known +as "under-clay." These alternations of beds of coal, clay, and rock +may be repeated many times, and are known as the "coal-measures;" +and in some regions, as in South Wales and in Nova Scotia, the +coal-measures attain a thickness of twelve or fourteen thousand +feet, and enclose eighty or a hundred seams of coal, each with its +under-clay, and separated from those above and below by beds of +sandstone and shale. + +The position of the beds which constitute the coal-measures is +infinitely diverse. Sometimes they are tilted up vertically, sometimes +they are horizontal, sometimes curved into great basins; sometimes +they come to the surface, sometimes they are covered up by thousands +of feet of rock. But, whatever their present position, there is +abundant and conclusive evidence that every under-clay was once a +surface soil. Not only do carbonized root-fibres frequently abound in +these under-clays; but the stools of trees, the trunks of which are +broken off and confounded with the bed of coal, have been repeatedly +found passing into radiating roots, still embedded in the under-clay. +On many parts of the coast of England, what are commonly known as +"submarine forests" are to be seen at low water. They consist, for the +most part, of short stools of oak, beech, and fir trees, still fixed +by their long roots in the bed of blue clay in which they originally +grew. If one of these submarine forest beds should be gradually +depressed and covered up by new deposits, it would present just the +same characters as an under-clay of the coal, if the _Sigillaria_ and +_Lepidodendron_ of the ancient world were substituted for the oak, or +the beech, of our own times. + +In a tropical forest, at the present day, the trunks of fallen trees, +and the stools of such trees as may have been broken by the violence +of storms, remain entire for but a short time. Contrary to what might +be expected, the dense wood of the tree decays, and suffers from the +ravages of insects, more swiftly than the bark. And the traveller, +setting his foot on a prostrate trunk, finds that it is a mere shell, +which breaks under his weight, and lands his foot amidst the insects, +or the reptiles, which have sought food or refuge within. + +The trees of the coal forests present parallel conditions. When the +fallen trunks which have entered into the composition of the bed of +coal are identifiable, they are mere double shells of bark, flattened +together in consequence of the destruction of the woody core; and Sir +Charles Lyell and Principal Dawson discovered, in the hollow stools +of coal trees of Nova Scotia, the remains of snails, millipedes, +and salamander-like creatures, embedded in a deposit of a different +character from that which surrounded the exterior of the trees. Thus, +in endeavouring to comprehend the formation of a seam of coal, we must +try to picture to ourselves a thick forest, formed for the most part +of trees like gigantic club-mosses, mares-tails, and tree ferns, with +here and there some that had more resemblance to our existing yews and +fir-trees. We must suppose that, as the seasons rolled by, the plants +grew and developed their spores and seeds; that they shed these in +enormous quantities, which accumulated on the ground beneath; and +that, every now and then, they added a dead frond or leaf; or, at +longer intervals, a rotten branch, or a dead trunk, to the mass. + +A certain proportion of the spores and seeds no doubt fulfilled their +obvious function, and, carried by the wind to unoccupied regions, +extended the limits of the forest; many might be washed away by rain +into streams, and be lost; but a large portion must have remained, to +accumulate like beech-mast, or acorns, beneath the trees of a modern +forest. + +But, in this case, it may be asked, why does not our English coal +consist of stems and leaves to a much greater extent than it does? +What is the reason of the predominance of the spores and spore-cases +in it? + +A ready answer to this question is afforded by the study of a living +full-grown club-moss. Shake it upon a piece of paper, and it emits a +cloud of fine dust, which falls over the paper, and is the well-known +Lycopodium powder. Now this powder used to be, and I believe still +is, employed for two objects, which seem at first sight to have no +particular connection with one another. It is, or was, employed in +making lightning, and in making pills. The coats of the spores contain +so much resinous matter, that a pinch of Lycopodium powder, thrown +through the flame of a candle, burns with an instantaneous flash, +which has long done duty for lightning on the stage. And the same +character makes it a capital coating for pills; for the resinous +powder prevents the drug from being wetted by the saliva, and thus +bars the nauseous flavour from the sensitive papillae of the tongue. + +But this resinous matter, which lies in the walls of the spores and +sporangia, is a substance not easily altered by air and water, +and hence tends to preserve these bodies, just as the bituminized +cerecloth preserves an Egyptian mummy; while, on the other hand, the +merely woody stem and leaves tend to rot, as fast as the wood of the +mummy's coffin has rotted. Thus the mixed heap of spores, leaves, +and stems in the coal-forest would be persistently searched by the +long-continued action of air and rain; the leaves and stems would +gradually be reduced to little but their carbon, or, in other words, +to the condition of mineral charcoal in which we find them; while the +spores and sporangia remained as a comparatively unaltered and compact +residuum. + +There is, indeed, tolerably clear evidence that the coal must, under +some circumstances, have been converted into a substance hard enough +to be rolled into pebbles, while it yet lay at the surface of the +earth; for in some seams of coal, the courses of rivulets, which must +have been living water, while the stratum in which their remains are +found was still at the surface, have been observed to contain rolled +pebbles of the very coal through which the stream has cut its way. + +The structural facts are such as to leave no alternative but to adopt +the view of the origin of such coal as I have described, which has +just been stated; but, happily, the process is not without analogy at +the present day. I possess a specimen of what is called "white coal" +from Australia. It is an inflammable material, burning with a bright +flame, and having much the consistence and appearance of oat-cake, +which, I am informed, covers a considerable area. It consists, almost +entirely, of a compacted mass of spores and spore-cases. But the fine +particles of blown sand which are scattered through it, show that it +must have accumulated, subaerially, upon the surface of a soil covered +by a forest of cryptogamous plants, probably tree-ferns. + +As regards this important point of the subaerial region of coal, I am +glad to find myself in entire accordance with Principal Dawson, +who bases his conclusions upon other, but no less forcible, +considerations. In a passage, which is the continuation of that +already cited, he writes:-- + + "(3) The microscopical structure and chemical composition of + the beds of cannel coal and earthy bitumen, and of the more + highly bituminous and carbonaeceous shale, show them to have + been of the nature of the fine vegetable mud which accumulates + in the ponds and shallow lakes of modern swamps. When such + fine vegetable sediment is mixed, as is often the case, with + clay, it becomes similar to the bituminous limestone and + calcareo-bituminous shales of the coal-measures. (4) A few of + the under-clays, which support beds of coal, are of the nature + of the vegetable mud above referred to; but the greater part + are argillo-arenaceous in composition, with little vegetable + matter, and bleached by the drainage from them of water + containing the products of vegetable decay. They are, in + short, loamy or clay soils, and must have been sufficiently + above water to admit of drainage. The absence of sulphurets, + and the occurrence of carbonate of iron in connection with + them, prove that, when they existed as soils, rain-water, and + not sea-water, percolated them. (5) The coal and the fossil + forests present many evidences of subaerial conditions. Most + of the erect and prostrate trees had become hollow shells of + bark before they were finally embedded, and their wood had + broken into cubical pieces of mineral charcoal. Land-snails + and galley-worms _Xylobius_ crept into them, and they became + dens, or traps, for reptiles. Large quantities of mineral + charcoal occur on the surface of all the large beds of + coal. None of these appearances could have been produced by + subaqueous action. (6) Though the roots of the _Sigillaria_ + bear more resemblance to the rhizomes of certain aquatic + plants; yet, structurally, they are absolutely identical with + the roots of Cycads, which the stems also resemble. Further, + the _Sigillariae_ grew on the same soils which supported + Conifers, _Lepidodendra, Cordaites_, and Ferns--plants which + could not have grown in water. Again, with the exception + perhaps of some _Pinnulariae_ and _Asterophyllites_, there + is a remarkable absence from the coal measures of any form of + properly aquatic vegetation. (7) The occurrence of marine, or + brackish-water animals, in the roofs of coal-beds, or even + in the coal itself, affords no evidence of subaqueous + accumulation, since the same thing occurs in the case of + modern submarine forests. For these and other reasons, some of + which are more fully stated in the papers already referred + to, while I admit that the areas of coal accumulation were + frequently submerged, I must maintain that the true coal is a + subaerial accumulation by vegetable growth on soils, wet and + swampy it is true, but not submerged." + +I am almost disposed to doubt whether it is necessary to make the +concession of "wet and swampy;" otherwise, there is nothing that I +know of to be said against this excellent conspectus of the reasons +for believing in the subaerial origin of coal. + +But the coal accumulated upon the area covered by one of the great +forests of the carboniferous epoch would, in course of time, have +been wasted away by the small, but constant, wear and tear of rain and +streams, had the land which supported it remained at the same level, +or been gradually raised to a greater elevation. And, no doubt, as +much coal as now exists has been destroyed, after its formation, in +this way. What are now known as coal districts owe their importance to +the fact that they were areas of slow depression, during a greater or +less portion of the carboniferous epoch; and that, in virtue of this +circumstance, Mother Earth was enabled to cover up her vegetable +treasures, and preserve them from destruction. + +Wherever a coal-field now exists, there must formerly have been free +access for a great river, or for a shallow sea, bearing sediment in +the shape of sand and mud. When the coal-forest area became slowly +depressed, the waters must have spread over it, and have deposited +their burden upon the surface of the bed of coal, in the form of +layers, which are now converted into shale, or sandstone. Then +followed a period of rest, in which the superincumbent shallow waters +became completely filled up, and finally replaced, by fine mud, which +settled down into a new under-clay, and furnished the soil for a fresh +forest growth. This flourished, and heaped up its spores and wood into +coal, until the stage of slow depression recommenced. And, in some +localities, as I have mentioned, the process was repeated until the +first of the alternating beds had sunk to near three miles below its +original level at the surface of the earth. + +In reflecting on the statement, thus briefly made, of the main facts +connected with the origin of the coal formed during the carboniferous +epoch, two or three considerations suggest themselves. + +In the first place, the great phantom of geological time rises before +the student of this, as of all other, fragments of the history of our +earth--springing irrepressibly out of the facts, like the Djin from +the jar which the fisherman so incautiously opened; and like the Djin +again, being vaporous, shifting, and indefinable, but unmistakably +gigantic. However modest the bases of one's calculation may be, +the minimum of time assignable to the coal period remains something +stupendous. + +Principal Dawson is the last person likely to be guilty of +exaggeration in this matter, and it will be well to consider what he +has to say about it:-- + + "The rate of accumulation of coal was very slow. The climate + of the period, in the northern temperate zone, was of such + a character that the true conifers show rings of growth, not + larger, nor much less distinct, than those of many of their + modern congeners. The _Sigillariae_ and _Calamites_ were not, + as often supposed, composed wholly, or even principally, of + lax and soft tissues, or necessarily short-lived. The former + had, it is true, a very thick inner bark; but their dense + woody axis, their thick and nearly imperishable outer bark, + and their scanty and rigid foliage, would indicate no very + rapid growth or decay. In the case of the _Sigillariae_, the + variations in the leaf-scars in different parts of the trunk, + the intercalation of new ridges at the surface representing + that of new woody wedges in the axis, the transverse marks + left by the stages of upward growth, all indicate that several + years must have been required for the growth of stems of + moderate size. The enormous roots of these trees, and the + condition of the coal-swamps, must have exempted them from the + danger of being overthrown by violence. They probably fell in + successive generations from natural decay; and making every + allowance for other materials, we may safely assert that every + foot of thickness of pure bituminous coal implies the + quiet growth and fall of at least fifty generations of + _Sigillariae_, and therefore an undisturbed condition of + forest growth enduring through many centuries. Further, there + is evidence that an immense amount of loose parenchymatous + tissue, and even of wood, perished by decay, and we do not + know to what extent even the most durable tissues may have + disappeared in this way; so that, in many coal-seams, we may + have only a very small part of the vegetable matter produced." + +Undoubtedly the force of these reflections is not diminished when the +bituminous coal, as in Britain, consists of accumulated spores and +spore-cases, rather than of stems. But, suppose we adopt Principal +Dawson's assumption, that one foot of coal represents fifty +generations of coal plants; and, further, make the moderate +supposition that each generation of coal plants took ten years to come +to maturity--then, each foot-thickness of coal represents five hundred +years. The superimposed beds of coal in one coal-field may amount to +a thickness of fifty or sixty feet, and therefore the coal alone, in +that field, represents 500 x 50 = 25,000 years. But the actual coal is +but an insignificant portion of the total deposit, which, as has been +seen, may amount to between two and three miles of vertical thickness. +Suppose it be 12,000 feet--which is 240 times the thickness of the +actual coal--is there any reason why we should believe it may not have +taken 240 times as long to form? I know of none. But, in this case, +the time which the coal-field represents would be 25,000 x 240 +=6,000,000 years. As affording a definite chronology, of course such +calculations as these are of no value; but they have much use in +fixing one's attention upon a possible minimum. A man may be puzzled +if he is asked how long Rome took a-building; but he is proverbially +safe if he affirms it not to have been built in a day; and our +geological calculations are all, at present, pretty much on that +footing. + +A second consideration which the study of the coal brings prominently +before the mind of anyone who is familiar with palaeontology is, that +the coal Flora, viewed in relation to the enormous period of time +which it lasted, and to the still vaster period which has elapsed +since it flourished, underwent little change while it endured, and in +its peculiar characters, differs strangely little from that which at +present exists. + +The same species of plants are to be met with throughout the whole +thickness of a coal-field, and the youngest are not sensibly different +from the oldest. But more than this. Notwithstanding that the +carboniferous period is separated from us by more than the whole time +represented by the secondary and tertiary formations, the great types +of vegetation were as distinct then as now. The structure of the +modern club-moss furnishes a complete explanation of the fossil +remains of the _Lepidodendra_, and the fronds of some of the ancient +ferns are hard to distinguish from existing ones. At the same time, +it must be remembered, that there is nowhere in the world, at present, +any _forest_ which bears more than a rough analogy with a coal-forest. +The types may remain, but the details of their form, their relative +proportions, their associates, are all altered. And the tree-fern +forest of Tasmania, or New Zealand, gives one only a faint and remote +image of the vegetation of the ancient world. + +Once more, an invariably-recurring lesson of geological history, +at whatever point its study is taken up: the lesson of the almost +infinite slowness of the modification of living forms. The lines of +the pedigrees of living things break off almost before they begin to +converge. + +Finally, yet another curious consideration. Let us suppose that one of +the stupid, salamander-like Labyrinthodonts, which pottered, with +much belly and little leg, like Falstaff in his old age, among the +coal-forests, could have had thinking power enough in his small brain +to reflect upon the showers of spores which kept on falling through +years and centuries, while perhaps not one in ten million fulfilled +its apparent purpose, and reproduced the organism which gave it birth: +surely he might have been excused for moralizing upon the thoughtless +and wanton extravagance which Nature displayed in her operations. + +But we have the advantage over our shovel-headed predecessor--or +possibly ancestor--and can perceive that a certain vein of thrift runs +through this apparent prodigality. Nature is never in a hurry, and +seems to have had always before her eyes the adage, "Keep a thing long +enough, and you will find a use for it." She has kept her beds of coal +many millions of years without being able to find much use for them; +she has sent them down beneath the sea, and the sea-beasts could make +nothing of them; she has raised them up into dry land, and laid the +black veins bare, and still, for ages and ages, there was no living +thing on the face of the earth that could see any sort of value in +them; and it was only the other day, so to speak, that she turned a +new creature out of her workshop, who by degrees acquired sufficient +wits to make a fire, and then to discover that the black rock would +burn. + +I suppose that nineteen hundred years ago, when Julius Caesar was good +enough to deal with Britain as we have dealt with New Zealand, the +primaeval Briton, blue with cold and woad, may have known that the +strange black stone, of which he found lumps here and there in his +wanderings, would burn, and so help to warm his body and cook his +food. Saxon, Dane, and Norman swarmed into the land. The English +people grew into a powerful nation, and Nature still waited for a full +return of the capital she had invested in the ancient club-mosses. The +eighteenth century arrived, and with it James Watt. The brain of that +man was the spore out of which was developed the steam-engine, and all +the prodigious trees and branches of modern industry which have grown +out of this. But coal is as much an essential condition of this growth +and development as carbonic acid is for that of a club-moss. Wanting +coal, we could not have smelted the iron needed to make our engines, +nor have worked our engines when we had got them. But take away the +engines, and the great towns of Yorkshire and Lancashire vanish like a +dream. Manufactures give place to agriculture and pasture, and not ten +men can live where now ten thousand are amply supported. + +Thus, all this abundant wealth of money and of vivid life is Nature's +interest upon her investment in club-mosses, and the like, so long +ago. But what becomes of the coal which is burnt in yielding this +interest? Heat comes out of it, light comes out of it, and if we could +gather together all that goes up the chimney; and all that remains in +the grate of a thoroughly-burnt coal-fire, we should find ourselves in +possession of a quantity of carbonic acid, water, ammonia, and mineral +matters, exactly equal in weight to the coal. But these are the very +matters with which Nature supplied the club-mosses which made the +coal. She is paid back principal and interest at the same time; and +she straightway invests the carbonic acid, the water, and the ammonia +in new forms of life, feeding with them the plants that now live. +Thrifty Nature! Surely no prodigal, but most notable of housekeepers! + + + + +VI. + +ON CORAL AND CORAL REEFS. + + +The marine productions which are commonly known by the names of +"Corals" and "Corallines," were thought by the ancients to be +sea-weeds, which had the singular property of becoming hard and +solid, when they were fished up from their native depths and came into +contact with the air. + + "Sic et curalium, quo primum contigit auras Tempore durescit: + mollis fuit herba sub undis," + +says Ovid (Metam. xv.); and it was not until the seventeenth century +that Boccone was emboldened, by personal experience of the facts, to +declare that the holders of this belief were no better than "idiots," +who had been misled by the softness of the outer coat of the living +red coral to imagine that it was soft all through. + +Messer Boccone's strong epithet is probably undeserved, as the +notion he controverts, in all likelihood, arose merely from the +misinterpretation of the strictly true statement which any coral +fisherman would make to a curious inquirer; namely, that the outside +coat of the red coral is quite soft when it is taken out of the sea. +At any rate, he did good service by eliminating this much error from +the current notions about coral. But the belief that corals are plants +remained, not only in the popular, but in the scientific mind; and +it received what appeared to be a striking confirmation from the +researches of Marsigli in 1706. For this naturalist, having the +opportunity of observing freshly-taken red coral, saw that its +branches were beset with what looked like delicate and beautiful +flowers, each having eight petals. It was true that these "flowers" +could protrude and retract themselves, but their motions were hardly +more extensive, or more varied, than those of the leaves of the +sensitive plant; and therefore they could not be held to militate +against the conclusion so strongly suggested by their form and their +grouping upon the branches of a tree-like structure. + +Twenty years later, a pupil of Marsigli, the young Marseilles +physician, Peyssonel, conceived the desire to study these singular +sea-plants, and was sent by the French Government on a mission to the +Mediterranean for that purpose. The pupil undertook the investigation +full of confidence in the ideas of his master, but being able to see +and think for himself, he soon discovered that those ideas by no means +altogether corresponded with reality. In an essay entitled "Traite du +Corail," which was communicated to the French Academy of Science, but +which has never been published, Peyssonel writes:-- + + "Je fis fleurir le corail dans des vases pleins d'eau de mer, + et j'observai que ce que nous croyons etre la fleur de cette + pretendue plante n'etait au vrai, qu'un insecte semblable a + une petite Ortie ou Poulpe. J'avais le plaisir de voir remuer + les pattes, ou pieds, de cette Ortie, et ayant mis le vase + plein d'eau ou le corail etait a une douce chaleur aupres + du feu, tous les petites insectes s'epanouirent ... L'Ortie + sortie etend les pieds, et forme ce que M. de Marsigli et moi + avions pris pour les petales de la fleur. Le calice de cette + pretendue fleur est le corps meme de l'animal avance et sorti + hors de la cellule."[1] + +[Footnote 1: This extract from Peysonnel's manuscript is given by +M. Lacaze Duthiers in his valuable "Histoire Naturelle du Corail" +(1866).] + +The comparison of the flowers of the coral to a "petite ortie" or +"little nettle" is perfectly just, but needs explanation. "Ortie de +mer," or "sea-nettle," is, in fact, the French appellation for our +"sea-anemone," a creature with which everybody, since the great +aquarium mania, must have become familiar, even to the limits of +boredom. In 1710, the great naturalist, Reaumur, had written a memoir +for the express purpose of demonstrating that these "orties" are +animals; and with this important paper Peyssonel must necessarily have +been familiar. Therefore, when he declared the "flowers" of the red +coral to be little "orties," it was the same thing as saying that +they were animals of the same general nature as sea-anemones. But +to Peyssonel's contemporaries this was an extremely startling +announcement. It was hard to imagine the existence of such a thing +as an association of animals into a structure with stem and branches +altogether like a plant, and fixed to the soil as a plant is fixed; +and the naturalists of that day preferred not to imagine it. Even +Reaumur could not bring himself to accept the notion, and France being +blessed with Academicians, whose great function (as the late Bishop +Wilson and an eminent modern writer have so well shown) is to cause +sweetness and light to prevail, and to prevent such unmannerly fellows +as Peyssonel from blurting out unedifying truths, they suppressed him; +and, as aforesaid, his great work remained in manuscript, and may +at this day be consulted by the curious in that state, in the +"Bibliotheque du Museum d'Histoire Naturelle." Peyssonel, who +evidently was a person of savage and untameable disposition, so far +from appreciating the kindness of the Academicians in giving him time +to reflect upon the unreasonableness, not to say rudeness, of making +public statements in opposition to the views of some of the most +distinguished of their body, seems bitterly to have resented the +treatment he met with. For he sent all further communications to the +Royal Society of London, which never had, and it is to be hoped never +will have, anything of an academic constitution; and finally took +himself off to Guadaloupe, and became lost to science altogether. + +Fifteen or sixteen years after the date of Peyssonel's suppressed +paper, the Abbe Trembley published his wonderful researches upon the +fresh-water _Hydra_. Bernard de Jussieu and Guettard followed them +up by like inquiries upon the marine sea-anemones and corallines; +Reaumur, convinced against his will of the entire justice of +Peyssonel's views, adopted them, and made him a half-and-half apology +in the preface to the next published volume of the "Memoires pour +servir a l'Histoire des Insectes;" and, from this time forth, +Peyssonel's doctrine that corals are the work of animal organisms has +been part of the body of established scientific truth. + +Peyssonel, in the extract from his memoir already cited, compares the +flower-like animal of the coral to a "poulpe," which is the French +form of the name "polypus,"--"the many-footed,"--which the ancient +naturalists gave to the soft-bodied cuttle-fishes, which, like the +coral animal, have eight arms, or tentacles, disposed around a central +mouth. Reaumur, admitting the analogy indicated by Peyssonel, gave the +name of _polypes_, not only to the sea-anemone, the coral animal, and +the fresh-water _Hydra_, but to what are now known as the _Polyzoa_, +and he termed the skeleton which they fabricate a "_polypier_" or +"polypidom." + +The progress of discovery, since Reaumur's time, has made us very +completely acquainted with the structure and habits of all these +polypes. We know that, among the sea-anemones and coral-forming +animals, each polype has a mouth leading to a stomach, which is open +at its inner end, and thus communicates freely with the general cavity +of the body; that the tentacles placed round the mouth are hollow, and +that they perform the part of arms in seizing and capturing prey. It +is known that many of these creatures are capable of being multiplied +by artificial division, the divided halves growing, after a time, into +complete and separate animals; and that many are able to perform a +very similar process naturally, in such a manner that one polype may, +by repeated incomplete divisions, give rise to a sort of sheet, +or turf, formed by innumerable connected, and yet independent, +descendants. Or, what is still more common, a polype may throw out +buds, which are converted into polypes, or branches bearing polypes, +until a tree-like mass, sometimes of very considerable size, is +formed. + +This is what happens in the case of the red coral of commerce. A +minute polype, fixed to the rocky bottom of the deep sea, grows up +into a branched trunk. The end of every branch and twig is terminated +by a polype; and all the polypes are connected together by a fleshy +substance, traversed by innumerable canals which place each polype in +communication with every other, and carry nourishment to the substance +of the supporting stem. It is a sort of natural co-operative store, +every polype helping the whole, at the same time as it helps itself. +The interior of the stem, like that of the branches, is solidified +by the deposition of carbonate of lime in its tissue, somewhat in the +same fashion as our own bones are formed of animal matter impregnated +with lime salts; and it is this dense skeleton (usually turned +deep red by a peculiar colouring matter) cleared of the soft animal +investment, as the heart-wood of a tree might be stripped of its bark, +which is the red coral. + +In the case of the red coral, the hard skeleton belongs to the +interior of the stem and branches only; but in the commoner white +corals, each polype has a complete skeleton of its own. These +polypes ate sometimes solitary, in which case the whole skeleton is +represented by a single cup, with partitions radiating from its centre +to its circumference. When the polypes formed by budding or division +remain associated, the polypidom is sometimes made up of nothing but +an aggregation of these cups, while at other times the cups are at +once separated and held together, by an intermediate substance, which +represents the branches of the red coral. The red coral polype +again is a comparatively rare animal, inhabiting a limited area, the +skeleton of which has but a very insignificant mass; while the white +corals are very common, occur in almost all seas, and form skeletons +which are sometimes extremely massive. + +With a very few exceptions, both the red and the white coral polypes +are, in their adult state, firmly adherent to the sea-bottom; nor do +their buds naturally become detached and locomotive. But, in addition +to budding and division, these creatures possess the more ordinary +methods of multiplication; and, at particular seasons, they give +rise to numerous eggs of minute size. Within these eggs the young are +formed, and they leave the egg in a condition which has no sort of +resemblance to the perfect animal. It is, in fact, a minute oval body, +many hundred times smaller than the full-grown creature, and it +swims about with great activity by the help of multitudes of little +hair-like filaments, called cilia, with which its body is covered. +These cilia all lash the water in one direction, and so drive the +little body along as if it were propelled by thousands of extremely +minute paddles. After enjoying its freedom for a longer or shorter +time, and being carried either by the force of its own cilia, or by +currents which bear it along, the embryo coral settles down to the +bottom, loses its cilia, and becomes fixed to the rock, gradually +assuming the polype form and growing up to the size of its parent. +As the infant polypes of the coral may retain this free and active +condition for many hours, or even days, and as a tidal or other +current in the sea may easily flow at the speed of two or even +more miles in an hour, it is clear that the embryo must often be +transported to very considerable distances from the parent. And it +is easily understood how a single polype, which may give rise to +hundreds, or perhaps thousands, of embryos, may, by this process of +partly active and partly passive migration, cover an immense surface +with its offspring. The masses of coral which may be formed by the +assemblages of polypes which spring by budding, or by dividing, from a +single polype, occasionally attain very considerable dimensions. Such +skeletons are sometimes great plates, many feet long and several feet +in thickness; or they may form huge half globes, like the brainstone +corals, or may reach the magnitude of stout shrubs, or even small +trees. There is reason to believe that such masses as these take a +long time to form, and hence that the age a polype tree, or polype +turf, may attain, may be considerable. But, sooner or later, the coral +polypes, like all other things, die; the soft flesh decays, while the +skeleton is left as a stony mass at the bottom of the sea, where it +retains its integrity for a longer or a shorter time, according as its +position affords it more or less protection from the wear and tear of +the waves. + +The polypes which give rise to the white coral are found, as has been +said, in the seas of all parts of the world; but in the temperate and +cold oceans they are scattered and comparatively small in size, +so that the skeletons of those which die do not accumulate in any +considerable quantity. But it is otherwise in the greater part of the +ocean which lies in the warmer parts of the world, comprised within a +distance of about 1,800 miles on each side of the equator. Within the +zone thus bounded, by far the greater part of the ocean is inhabited +by coral polypes, which not only form very strong and large skeletons, +but associate together into great masses, like the thickets and the +meadow turf, or, better still, the accumulations of peat, to which +plants give rise on the dry land. These masses of stony matter, heaped +up beneath the waters of the ocean, become as dangerous to mariners +as so much ordinary rock, and to these, as to common rock ridges, the +seaman gives the name of "reefs." + +Such coral reefs cover many thousand square miles in the Pacific and +in the Indian Oceans. There is one reef, or rather great series of +reefs, called the Barrier Reef, which stretches, almost continuously, +for more than 1,100 miles off the east coast of Australia. Multitudes +of the island in the Pacific are either reefs themselves, or are +surrounded by reefs. The Red Sea is in many parts almost a maze of +such reefs; and they abound no less in the West Indies, along the +coast of Florida, and even as far north as the Bahama Islands. But it +is a very remarkable circumstance that, within the area of what we may +call the "coral zone," there are no coral reefs upon the west coast of +America, nor upon the west coast of Africa; and it is a general fact +that the reefs are interrupted, or absent, opposite the mouths of +great rivers. The causes of this apparent caprice in the distribution +of coral reefs are not far to seek. The polypes which fabricate them +require for their vigorous growth a temperature which must not fall +below 68 degrees Fahrenheit all the year round, and this temperature +is only to be found within the distance on each side of the equator +which has been mentioned, or thereabouts. But even within the coral +zone this degree of warmth is not everywhere to be had. On the west +coast of America, and on the corresponding coast of Africa, currents +of cold water from the icy regions which surround the South Pole set +northward, and it appears to be due to their cooling influence that +the sea in these regions is free from the reef builders. Again, the +coral polypes cannot live in water which is rendered brackish by +floods from the land, or which is perturbed by mud from the same +source, and hence it is that they cease to exist opposite the mouths +of rivers, which damage them in both these ways. + +Such is the general distribution of the reef-building corals, but +there are some very interesting and singular circumstances to be +observed in the conformation of the reefs, when we consider them +individually. The reefs, in fact, are of three different kinds; some +of them stretch out from the shore, almost like a prolongation of the +beach, covered only by shallow water, and in the case of an island, +surrounding it like a fringe of no considerable breadth. These are +termed "fringing reefs." Others are separated by a channel which may +attain a width of many miles, and a depth of twenty or thirty fathoms +or more, from the nearest land; and when this land is an island, the +reef surrounds it like a low wall, and the sea between the reef and +the land is, as it were, a moat inside this wall. Such reefs as these +are called "encircling" when they surround an island; and "barrier" +reefs, when they stretch parallel with the coast of a continent. +In both these cases there is ordinary dry land inside the reef, and +separated from it only by a narrower or a wider, a shallower or a +deeper, space of sea, which is called a "lagoon," or "inner passage." +But there is a third kind of reef, of very common occurrence in the +Pacific and Indian Oceans, which goes by the name of an "Atoll." This +is, to all intents and purposes, an encircling reef, without anything +to encircle; or, in other words, without an island in the middle +of its lagoon. The atoll has exactly the appearance of a vast, +irregularly oval, or circular, breakwater, enclosing smooth water in +its midst. The depth of the water in the lagoon rarely exceeds twenty +or thirty fathoms, but, outside the reef, it deepens with great +rapidity to 200 or 300 fathoms. The depth immediately outside the +barrier, or encircling, reefs, may also be very considerable; but, at +the outer edge of a fringing reef, it does not amount usually to more +than twenty or twenty-five fathoms; in other words, from 120 to 150 +feet. + +Thus, if the water of the ocean could be suddenly drained away, we +should see the atolls rising from the sea-bed like vast truncated +cones, and resembling so many volcanic craters, except that their +sides would be steeper than those of an ordinary volcano. In the case +of the encircling reefs, the cone, with the enclosed island, would +look like Vesuvius with Monte Nuovo within the old crater of Somma; +while, finally, the island with a fringing reef would have the +appearance of an ordinary hill, or mountain, girded by a vast parapet, +within which would lie a shallow moat. And the dry bed of the Pacific +might afford grounds for an inhabitant of the moon to speculate +upon the extraordinary subterranean activity to which these vast and +numerous "craters" bore witness! + +When the structure of a fringing reef is investigated, the bottom of +the lagoon is found to be covered with fine whitish mud, which results +from the breaking up of the dead corals. Upon this muddy floor there +lie, here and there, growing corals, or occasionally great blocks of +dead coral, which have been torn by storms from the outer edge of +the reef, and washed into the lagoon. Shell-fish and worms of various +kinds abound; and fish, some of which prey upon the coral, sport in +the deeper pools. But the corals which are to be seen growing in the +shallow waters of the lagoon are of a different kind from those which +abound on the outer edge of the reef, and of which the reef is built +up. Close to the seaward edge of the reef, over which, even in calm +weather, a surf almost always breaks, the coral rock is encrusted with +a thick coat of a singular vegetable organism, which contains a great +deal of lime--the so-called _Nullipora_. Beyond this, in the part of +the edge of the reef which is always covered by the breaking waves, +the living, true, reef--polypes make their appearance; and, in +different forms, coat the steep seaward face of the reef to a depth of +100 or even 150 feet. Beyond this depth the sounding-lead rests, not +upon the wall-like face of the reef, but on the ordinary shelving +sea-bottom. And the distance to which a fringing reef extends from the +land corresponds with that at which the sea has a depth of twenty or +five-and-twenty fathoms. + +If, as we have supposed, the sea could be suddenly withdrawn from +around an island provided with a fringing reef, such as the Mauritius, +the reef would present the aspect of a terrace, its seaward face, +100 feet or more high, blooming with the animal flowers of the coral, +while its surface would be hollowed out into a shallow and irregular +moat-like excavation. + +The coral mud, which occupies the bottom of the lagoon, and with which +all the interstices of the coral skeletons which accumulate to form +the reef are filled up, does not proceed from the washing action of +the waves alone; innumerable fishes, and other creatures which prey +upon the coral, add a very important contribution of finely-triturated +calcareous matter; and the corals and mud becoming incorporated +together, gradually harden and give rise to a sort of limestone rock, +which may vary a good deal in texture. Sometimes it remains friable +and chalky, but, more often, the infiltration of water, charged with +carbonic acid, dissolves some of the calcareous matter, and deposits +it elsewhere in the interstices of the nascent rock, thus glueing +and cementing the particles together into a hard mass; or it may even +dissolve the carbonate of lime more extensively, and re-deposit it in +a crystalline form. On the beach of the lagoon, where the coral sand +is washed into layers by the action of the waves, its grains become +thus fused together into strata of a limestone, so hard that they +ring when struck with a hammer, and inclined at a gentle angle, +corresponding with that of the surface of the beach. The hard parts +of the many animals which live upon the reef become imbedded in this +coral limestone, so that a block may be full of shells of bivalves and +univalves, or of sea-urchins; and even sometimes encloses the eggs of +turtles in a state of petrifaction. The active and vigorous growth of +the reef goes on only at the seaward margins, where the polypes are +exposed to the wash of the surf, and are thereby provided with an +abundant supply of air and of food. The interior portion of the reef +may be regarded as almost wholly an accumulation of dead skeletons. +Where a river comes down from the land there is a break in the reef, +for the reasons which have been already mentioned. + +The origin and mode of formation of a fringing reef, such as that just +described, are plain enough. The embryos of the coral polypes have +fixed themselves upon the submerged shore of the island, as far out as +they could live, namely, to a depth of twenty or twenty-five fathoms. +One generation has succeeded another, building itself up upon the dead +skeletons of its predecessor. The mass has been consolidated by +the infiltration of coral mud, and hardened by partial solution and +redeposition, until a great rampart of coral rock 100 or 150 feet high +on its seaward face has been formed all round the island, with only +such gaps as result from the outflow of rivers, in the place of +sally-ports. + +The structure of the rocky accumulation in the encircling reefs and +in the atolls is essentially the same as in the fringing reef. But, in +addition to the differences of depth inside and out, they present +some other peculiarities. These reefs, and especially the atolls, are +usually interrupted at one part of their circumference, and this part +is always situated on the leeward side of the reef, or that which is +the more sheltered side. Now, as all these reefs are situated within +the region in which the trade-winds prevail, it follows that, on the +north side of the equator, where the trade-wind is a north-easterly +wind, the opening of the reef is on the south-west side: while in the +southern hemisphere, where the trade-winds blow from the south-east, +the opening lies to the north-west. The curious practical result +follows from this structure, that the lagoons of these reefs really +form admirable harbours, if a ship can only get inside them. But the +main difference between the encircling reefs and the atolls, on the +one hand, and the fringing reefs on the other, lies in the fact of the +much greater depth of water on the seaward faces of the former. As a +consequence of this fact, the whole of this face is not, as it is in +the case of the fringing reef, covered with living coral polypes. For, +as we have seen, these polypes cannot live at a greater depth than +about twenty-five fathoms; and actual observation has shown that +while, down to this depth, the sounding-lead will bring up branches of +live coral from the outer wall of such a reef, at a greater depth it +fetches to the surface nothing but dead coral and coral sand. We must, +therefore, picture to ourselves an atoll, or an encircling reef, as +fringed for 100 feet, or more, from its summit, with coral polypes +busily engaged in fabricating coral; while, below this comparatively +narrow belt, its surface is a bare and smooth expanse of coral sand, +supported upon and within a core of coral limestone. Thus, if the bed +of the Pacific were suddenly laid bare, as was just now supposed, the +appearance of the reef-mountains would be exactly the reverse of that +presented by many high mountains on land. For these are white with +snow at the top, while their bases are clothed with an abundant and +gaudily-coloured vegetation. But the coral cones would look grey and +barren below, while their summits would be gay with a richly-coloured +parterre of flower-like coral polypes. + +The practical difficulties of sounding upon, and of bringing up +portions of, the seaward face of an atoll or of an encircling reef, +are so great, in consequence of the constant and dangerous swell which +sets towards it, that no exact information concerning the depth to +which the reefs are composed of coral has yet been obtained. There is +no reason to doubt, however, that the reef-cone has the same structure +from its summit to its base, and that its sea-wall is throughout +mainly composed of dead coral. + +And now arises a serious difficulty. If the coral polypes cannot live +at a greater depth than 100 or 150 feet, how can they have built up +the base of the reef-cone, which may be 2,000 feet, or more, below the +surface of the sea? + +In order to get over this objection, it was at one time supposed that +the reef-building polypes had settled upon the summits of a chain +of submarine mountains. But what is there in physical geography +to justify the assumption of the existence of a chain of mountains +stretching for 1,000 miles or more, and so nearly of the same height, +that none should rise above the level of the sea, nor fall 150 feet +below that level? + +How again, on this hypothesis, are atolls to be accounted for, unless, +as some have done, we take refuge in the wild supposition that every +atoll corresponds with the crater of a submarine volcano? And what +explanation does it afford of the fact that, in some parts of the +ocean, only atolls and encircling reefs occur, while others present +none but fringing reefs? + +These and other puzzling facts remained insoluble until the +publication, in the year 1840, of Mr. Darwin's famous work on +coral reefs; in which a key was given to all the difficult problems +connected with the subject, and every difficulty was shown to be +capable of solution by deductive reasoning from a happy combination of +certain well-established geological and biological truths. Mr. +Darwin, in fact, showed, that so long as the level of the sea remains +unaltered in any area in which coral reefs are being formed, or if the +level of the sea relatively to that of the land is falling, the +only reefs which can be formed are fringing reefs. While if, on the +contrary, the level of the sea is rising relatively to that of the +land, at a rate not faster than that at which the upward growth of +the coral can keep pace with it, the reef will gradually pass from the +condition of a fringing, into that of an encircling or barrier reef. +And, finally, that if the relative level of the sea rise so much that +the encircled land is completely submerged, the reef must necessarily +pass into the condition of an atoll. + +For, suppose the relative level of the sea to remain stationary, after +a fringing reef has reached that distance from the land at which +the depth of water amounts to 150 feet. Then the reef cannot extend +seaward by the migration of coral germs, because these coral germs +would find the bottom of the sea to be too deep for them to live in. +And the only manner in which the reef could extend outwards, would +be by the gradual accumulation, at the foot of its seaward face, of a +talus of coral fragments torn off by the violence of the waves, which +talus might, in course of time, become high enough to bring its upper +surface within the limits of coral growth, and in that manner provide +a sort of factitious sea-bottom upon which the coral embryos might +perch. If, on the other hand, the level of the sea were slowly and +gradually lowered, it is clear that the parts of its bottom originally +beyond the limit of coral growth, would gradually be brought within +the required distance of the surface, and thus the reef might be +indefinitely extended. But this process would give rise neither to an +encircling reef nor to an atoll, but to a broad belt of upheaved +coral rock, increasing the dimensions of the dry land, and continuous +seawards with the fresh fringing reef. + +Suppose, however, that the sea-level rose instead of falling, at the +same slow and gradual rate at which we know it to be rising in some +parts of the world--not more, in fact, than a few inches, or, at +most, a foot or two, in a hundred years. Then, while the reef would +be unable to extend itself seaward, the sea-bottom outside it being +gradually more and more removed from the depth at which the life of +the coral polypes is possible, it would be able to grow upwards +as fast as the sea rose. But the growth would take place almost +exclusively around the circumference of the reef, this being the only +region in which the coral polypes would find the conditions favourable +for their existence. The bottom of the lagoon would be raised, in the +main, only by the coral _debris_ and coral mud, formed in the manner +already described; consequently, the margins of the reef would +rise faster than the bottom, or, in other words, the lagoon would +constantly become deeper. And, at the same time, it would gradually +increase in breadth; as the rising sea, covering more and more of the +land, would occupy a wider space between the edge of the reef and what +remained of the land. Thus the rising sea would eventually convert a +large island with a fringing reef, into a small island surrounded by +an encircling reef. And it will be obvious that when the rising of the +sea has gone so far as completely to cover the highest points of the +island, the reef will have passed into the condition of an atoll. + +But how is it possible that the relative level of the land and sea +should be altered to this extent? Clearly, only in one of two ways: +either the sea must have risen over those areas which are now covered +by atolls and encircling reefs; or, the land upon which the sea rests +must have been depressed to a corresponding extent. + +If the sea has risen, its rise must have taken place over the whole +world simultaneously, and it must have risen to the same height over +all parts of the coral zone. Grounds have been shown for the belief +that the general level of the sea may have been different at different +times; it has been suggested, for example, that the accumulation of +ice about the poles during one of the cold periods of the earth's +history, necessarily implies a diminution in the volume of the sea +proportioned to the amount of its water thus permanently locked up in +the Arctic and Antarctic ice-cellars; while, in the warm periods, +the greater or less disappearance of the polar ice-cap implies a +corresponding addition of water to the ocean. And no doubt this +reasoning must be admitted to be sound in principle; though it is very +hard to say what practical effect the additions and subtractions thus +made have had on the level of the ocean; inasmuch as such additions +and subtractions might be either intensified or nullified, by +contemporaneous changes in the level of the land. And no one has yet +shown that any such great melting of polar ice, and consequent raising +of the level of the water of the ocean, has taken place since the +existing atolls began to be formed. + +In the absence of any evidence that the sea has ever risen to the +extent required to give rise to the encircling reefs and the atolls, +Mr. Darwin adopted the opposite hypothesis, viz. that the land has +undergone extensive and slow depression in those localities in which +these structures exist. + +It seems, at first, a startling paradox, to suppose that the land +is less fixed than the sea; but that such is the case is the uniform +testimony of geology. Beds of sandstone or limestone, thousands of +feet thick, and all full of marine remains, occur in various parts of +the earth's surface, and prove, beyond a doubt, that when these beds +were formed, that portion of the sea-bottom which they then occupied +underwent a slow and gradual depression to a distance which cannot +have been less than the thickness of those beds, and may have been +very much greater. In supposing, therefore, that the great areas of +the Pacific and of the Indian Ocean, over which atolls and encircling +reefs are found scattered, have undergone a depression of some +hundreds, or, it may be, thousands of feet, Mr. Darwin made a +supposition which had nothing forced or improbable, but was entirely +in accordance with what we know to have taken place over similarly +extensive areas, in other periods of the world's history. But Mr. +Darwin subjected his hypothesis to an ingenious indirect test. If +his view be correct, it is clear that neither atolls, nor encircling +reefs, should be found in those portions of the ocean in which we have +reason to believe, on independent grounds, that the sea-bottom has +long been either stationary, or slowly rising. Now it is known that, +as a general rule, the level of the land is either stationary, or is +undergoing a slow upheaval, in the neighbourhood of active volcanoes; +and, therefore, neither atolls nor encircling reefs ought to be found +in regions in which volcanoes are numerous and active. And this turns +out to be the case. Appended to Mr. Darwin's great work on coral +reefs, there is a map on which atolls and encircling reefs are +indicated by one colour, fringing reefs by another, and active +volcanoes by a third. And it is at once obvious that the lines of +active volcanoes lie around the margins of the areas occupied by the +atolls and the encircling reefs. It is exactly as if the upheaving +volcanic agencies had lifted up the edges of these great areas, while +their centres had undergone a corresponding depression. An atoll area +may, in short, be pictured as a kind of basin, the margins of which +have been pushed up by the subterranean forces, to which the craters +of the volcanoes have, at intervals, given vent. + +Thus we must imagine the area of the Pacific now covered by the +Polynesian Archipelago, as having been, at some former time, +occupied by large islands, or, may be, by a great continent, with the +ordinarily diversified surface of plain, and hill, and mountain chain. +The shores of this great land were doubtless fringed by coral reefs; +and, as it slowly underwent depression, the hilly regions, converted +into islands, became, at first, surrounded by fringing reefs, and +then, as depression went on, these became converted into encircling +reefs, and these, finally, into atolls, until a maze of reefs and +coral-girdled islets took the place of the original land masses. + +Thus the atolls and the encircling reefs furnish us with clear, though +indirect, evidence of changes in the physical geography of large parts +of the earth's surface; and even, as my lamented friend, the late +Professor Jukes, has suggested, give us indications of the manner in +which some of the most puzzling facts connected with the distribution +of animals have been brought about. For example, Australia and New +Guinea are separated by Torres Straits, a broad belt of sea 100 or +120 miles wide. Nevertheless, there is in many respects a curious +resemblance between the land animals which inhabit New Guinea and +the land animals which inhabit Australia. But, at the same time, the +marine shell-fish which are found in the shallow waters of the shores +of New Guinea, are quite different from those which are met with upon +the coasts of Australia. Now, the eastern end of Torres Straits is +full of atolls, which, in fact, form the northern termination of the +Great Barrier Reef which skirts the eastern coast of Australia. It +follows, therefore, that the eastern end of Torres Straits is an area +of depression, and it is very possible, and on many grounds highly +probable, that, in former times, Australia and New Guinea were +directly connected together, and that Torres Straits did not exist. +If this were the case, the existence of cassowaries and of marsupial +quadrupeds, both in New Guinea and in Australia, becomes intelligible; +while the difference between the littoral molluscs of the north and +the south shores of Torres Straits is readily explained by the great +probability that, when the depression in question took place, and +what was, at first, an arm of the sea became converted into a strait +separating Australia from New Guinea, the northern shore of this new +sea became tenanted with marine animals from the north, while the +southern shore was peopled by immigrants from the already existing +marine Australian fauna. + +Inasmuch as the growth of the reef depends upon that of successive +generations of coral polypes, and as each generation takes a certain +time to grow to its full size, and can only separate its calcareous +skeleton from the water in which it lives at a certain rate, it is +clear that the reefs are records not only of changes in physical +geography, but of the lapse of time. It is by no means easy, however, +to estimate the exact value of reef-chronology, and the attempts which +have been made to determine the rate at which a reef grows vertically, +have yielded anything but precise results. A cautious writer, Mr. +Dana, whose extensive study of corals and coral reefs makes him an +eminently competent judge, states his conclusion in the following +terms:-- + + "The rate of growth of the common branching madrepore is not + over one and a half inches a year. As the branches are open, + this would not be equivalent to more than half an inch in + height of solid coral for the whole surface covered by + the madrepore; and, as they are also porous, to not over + three-eighths of an inch of solid limestone. But a coral + plantation has large bare patches without corals, and the + coral sands are widely distributed by currents, part of them + to depths over one hundred feet where there are no living + corals; not more than one-sixth of the surface of a reef + region is, in fact, covered with growing species. This reduces + the three-eighths to _one-sixteenth_. Shells and other organic + relics may contribute one-fourth as much as corals. At the + outside, the average upward increase of the whole reef-ground + per year would not exceed _one-eighth_ of an inch. + + "Now some reefs are at least two thousand feet thick, which at + one-eighth of an inch a year, corresponds to one hundred and + ninety-two thousand years."[1] + +[Footnote 1: Dana, "Manual of Geology," p. 591.] + +Halve, or quarter, this estimate if you will, in order to be certain +of erring upon the right side, and still there remains a prodigious +period during which the ancestors of the existing coral polypes have +been undisturbedly at work; and during which, therefore, the climatal +conditions over the coral area must have been much what they are now. + +And all this lapse of time has occurred within the most recent period +of the history of the earth. The remains of reefs formed by coral +polypes of different kinds from those which exist now, enter largely +into the composition of the limestones of the Jurassic period; and +still more widely different coral polypes have contributed their quota +to the vast thickness of the carboniferous and Devonian strata. Then +as regards the latter group of rocks in America, the high authority +already quoted tells us:-- + + "The Upper Helderberg period is eminently the coral reef + period of the palaeozoic ages. Many of the rocks abound in + coral, and are as truly coral reefs as the modern reefs of the + Pacific. The corals are sometimes standing on the rocks in the + position they had when growing: others are lying in fragments, + as they were broken and heaped by the waves; and others were + reduced to a compact limestone by the finer trituration before + consolidation into rock. This compact variety is the most + common kind among the coral reef rocks of the present seas; + and it often contains but few distinct fossils, although + formed in water that abounded in life. At the fall of the + Ohio, near Louisville, there is a magnificent display of + the old reef. Hemispherical _Favosites_, five or six feet + in diameter, lie there nearly as perfect as when they were + covered by their flower-like polypes; and besides these, + there are various branching corals, and a profusion of + _Cyathophiyllia_, or cup-corals."[1] + +[Footnote 1: Dana, "Manual of Geology," p. 272.] + +Thus, in all the great periods of the earth's history of which we +know anything, a part of the then living matter has had the form of +polypes, competent to separate from the water of the sea the carbonate +of lime necessary for their own skeletons. Grain by grain, and +particle by particle, they have built up vast masses of rock, the +thickness of which is measured by hundreds of feet, and their area by +thousands of square miles. The slow oscillations of the crust of the +earth, producing great changes in the distribution of land and water, +have often obliged the living matter of the coral-builders to shift +the locality of its operations; and, by variation and adaptation to +these modifications of condition, its forms have as often changed. The +work it has done in the past is, for the most part, swept away, but +fragments remain; and, if there were no other evidence, suffice to +prove the general constancy of the operations of Nature in this world, +through periods of almost inconceivable duration. + + + + +VII. + +ON THE METHODS AND RESULTS OF ETHNOLOGY. + + +Ethonology is the science which determines the distinctive characters +of the persistent modifications of mankind; which ascertains the +distribution of those modifications in present and past times, and +seeks to discover the causes, or conditions of existence, both of +the modifications and of their distribution. I say "persistent" +modifications, because, unless incidentally, ethnology has nothing to +do with chance and transitory peculiarities of human structure. And +I speak of "persistent modifications" or "stocks" rather than of +"varieties," or "races," or "species," because each of these last +well-known terms implies, on the part of its employer, a preconceived +opinion touching one of those problems, the solution of which is the +ultimate object of the science; and in regard to which, therefore, +ethnologists are especially bound to keep their minds open and their +judgments freely balanced. + +Ethnology, as thus defined, is a branch of anthropology, the great +science which unravels the complexities of human structure; traces out +the relations of man to other animals; studies all that is especially +human in the mode in which man's complex functions are performed; and +searches after the conditions which have determined his presence in +the world. And anthropology is a section of zoology, which again is +the animal half of biology--the science of life and living things. + +Such is the position of ethnology, such are the objects of the +ethnologist. The paths or methods, by following which he may hope to +reach his goal, are diverse. He may work at man from the point of +view of the pure zoologist, and investigate the anatomical and +physiological peculiarities of Negroes, Australians, or Mongolians, +just as he would inquire into those of pointers, terriers, and +turnspits,--"persistent modifications" of man's almost universal +companion. Or he may seek aid from researches into the most human +manifestation of humanity--language; and assuming that what is true of +speech is true of the speaker--a hypothesis as questionable in science +as it is in ordinary life--he may apply to mankind themselves the +conclusions drawn from a searching analysis of their words and +grammatical forms. + +Or, the ethnologist may turn to the study of the practical life +of men; and relying upon the inherent conservatism and small +inventiveness of untutored mankind, he may hope to discover in manners +and customs, or in weapons, dwellings, and other handiwork, a clue to +the origin of the resemblances and differences of nations. Or, he may +resort to that kind of evidence which is yielded by history proper, +and consists of the beliefs of men concerning past events, embodied +in traditional, or in written, testimony. Or, when that thread breaks, +archaeology, which is the interpretation of the unrecorded remains of +man's works, belonging to the epoch since the world has reached its +present condition, may still guide him. And, when even the dim light +of archaeology fades, there yet remains paleontology, which, in these +latter years, has brought to daylight once more the exuvia of ancient +populations, whose world was not our world, who have been buried in +river beds immemorially dry, or carried by the rush of waters into +caves, inaccessible to inundation since the dawn of tradition. + +Along each, or all, of these paths the ethnologist may press towards +his goal; but they are not equally straight, or sure, or easy to +tread. The way of palaeontology has but just been laid open to us. +Archaeological and historical investigations are of great value for +all those peoples whose ancient state has differed widely from their +present condition, and who have the good or evil fortune to possess a +history. But on taking a broad survey of the world, it is astonishing +how few nations present either condition. Respecting five-sixths of +the persistent modifications of mankind, history and archaeology are +absolutely silent. For half the rest, they might as well be silent for +anything that is to be made of their testimony. And, finally, when the +question arises as to what was the condition of mankind more than a +paltry two or three thousand years ago, history and archaeology are, +for the most part, mere dumb dogs. What light does either of these +branches of knowledge throw on the past of the man of the New World, +if we except the Central Americans and the Peruvians; on that of the +Africans, save those of the valley of the Nile and a fringe of the +Mediterranean; on that of all the Polynesian, Australian, and central +Asiatic peoples, the former of whom probably, and the last certainly, +were, at the dawn of history, substantially what they are now? While +thankfully accepting what history has to give him, therefore, the +ethnologist must not look for too much from her. + +Is more to be expected from inquiries into the customs and handicrafts +of men? It is to be feared not. In reasoning from identity of custom +to identity of stock the difficulty always obtrudes itself, that +the minds of men being everywhere similar, differing in quality and +quantity but not in kind of faculty, like circumstances must tend to +produce like contrivances; at any rate, so long as the need to be +met and conquered is of a very simple kind. That two nations use +calabashes or shells for drinking-vessels, or that they employ +spears, or clubs, or swords and axes of stone and metal as weapons and +implements, cannot be regarded as evidence that these two nations +had a common origin, or even that intercommunication ever took place +between them; seeing that the convenience of using calabashes or +shells for such purposes, and the advantage of poking an enemy with a +sharp stick, or hitting him with a heavy one, must be early forced +by nature upon the mind of even the stupidest savage. And when he had +found out the use of a stick, he would need no prompting to discover +the value of a chipped or wetted stone, or an angular piece of native +metal, for the same object. On the other hand, it may be doubted +whether the chances are not greatly against independent peoples +arriving at the manufacture of a boomerang, or of a bow; which last, +if one comes to think of it, is a rather complicated apparatus; and +the tracing of the distribution of inventions as complex as these, +and of such strange customs as betel-chewing and tobacco-smoking, may +afford valuable ethnological hints. + +Since the time of Leibnitz, and guided by such men as Humboldt, Abel +Remusat, and Klaproth, Philology has taken far higher ground. Thus +Prichard affirms that "the history of nations, termed Ethnology, must +be mainly founded on the relations of their languages." + +An eminent living philologer, August Schleicher, in a recent essay, +puts forward the claims of his science still more forcibly:-- + + "If, however, language is the human [Greek: kat ezochhen], the + suggestion arises whether it should not form the basis of + any scientific systematic arrangement of mankind; whether the + foundation of the natural classification of the genus Homo has + not been discovered in it. + + "How little constant are cranial peculiarities and other + so-called race characters! Language, on the other hand, + is always a perfectly constant diagnostic. A German may + occasionally compete in hair and prognathism with a negro, + but a negro language will never be his mother tongue. Of how + little importance for mankind the so-called race characters + are, is shown by the fact that speakers of languages belonging + to one and the same linguistic family may exhibit the + peculiarities of various races. Thus the settled Osmanli Turk + exhibits Caucasian characters, while other so-called Tartaric + Turks exemplify the Mongol type. On the other hand, the + Magyar and the Basque do not depart in any essential physical + peculiarity from the Indo-Germans, whilst the Magyar, Basque, + and Indo-Germanic tongues are widely different. Apart from + their inconstancy, again, the so-called race characters can + hardly yield a scientifically natural system. Languages, on + the other hand, readily fall into a natural arrangement, like + that of which other vital products are susceptible, especially + when viewed from their morphological side.... The externally + visible structure of the cerebral and facial skeletons, and + of the body generally, is less important than that no less + material but infinitely more delicate corporeal structure, the + function of which is speech. I conceive, therefore, that + the natural classification of languages is also the natural + classification of mankind. With language, moreover, all the + higher manifestations of man's vital activity are closely + interwoven, so that these receive due recognition in and by + that of speech."[1] + +[Footnote 1: August Schleicher. Ueber die Bedeutung der Sprache fuer +die Naturgeschichte des Menschen, pp. 16-18. Weimar, 1858.] + +Without the least desire to depreciate the value of philology as +an adjuvant to ethnology, I must venture to doubt, with Rudolphi, +Desmoulins, Crawfurd, and others, its title to the leading position +claimed for it by the writers whom I have just quoted. On the +contrary, it seems to me obvious that, though, in the absence of any +evidence to the contrary, unity of languages may afford a certain +presumption in favour of the unity of stock of the peoples speaking +those languages, it cannot be held to prove that unity of stock, +unless philologers are prepared to demonstrate, that no nation can +lose its language and acquire that of a distinct nation, without a +change of blood corresponding with the change of language. Desmoulins +long ago put this argument exceedingly well:-- + + "Let us imagine the recurrence of one of those slow, or + sudden, political revolutions, or say of those secular changes + which among different people and at different epochs have + annihilated historical monuments and even extinguished + tradition. In that case, the evidence, now so clear, that the + negroes of Hayti were slaves imported by a French colony, who, + by the very effect of the subordination involved in slavery, + lost their own diverse languages and adopted that of their + masters, would vanish. And metaphysical philosophers, + observing the identity of Haytian French with that spoken on + the shores of the Seine and the Loire, would argue that the + men of St. Domingo with woolly heads, black and oily skins, + small calves, and slightly bent knees, are of the same race, + descended from the same parental stock, as the Frenchmen with + silky brown, chestnut, or fair hair, and white skins. For they + would say, their languages are more similar than French is to + German or Spanish."[1] + +[Footnote 1: Desmoulins, "Histoire Naturelle des Races Humaines," p. +345. 1826.] + +It must not be imagined that the case put by Desmoulins is a merely +hypothetical one. Events precisely similar to the transport of a body +of Africans to the West India Islands, indeed, cannot have happened +among uncivilized races, but similar results have followed the +importation of bodies of conquerors among an enslaved people over and +over again. There is hardly a country in Europe in which two or more +nations speaking widely different tongues have not become intermixed; +and there is hardly a language of Europe of which we have any right +to think that its structure affords a just indication of the amount of +that intermixture. + +As Dr. Latham has well said:-- + + "It is certain that the language of England is of Anglo-Saxon + origin, and that the remains of the original Keltic are + unimportant. It is by no means so certain that the blood of + Englishmen is equally Germanic. A vast amount of Kelticism, + not found in our tongue, very probably exists in our + pedigrees. The ethnology of France is still more complicated. + Many writers make the Parisian a Roman on the strength of his + language; whilst others make him a Kelt on the strength of + certain moral characteristics, combined with the previous + Kelticism of the original Gauls. Spanish and Portuguese, as + languages, are derivations from the Latin; Spain and Portugal, + as countries, are Iberic, Latin, Gothic, and Arab, in + different proportions. Italian is modern Latin all the world + over; yet surely there must be much Keltic blood in Lombardy, + and much Etruscan intermixture in Tuscany. + + "In the ninth century every man between the Elbe and the + Niemen spoke some Slavonic dialect; they now nearly all speak + German. Surely the blood is less exclusively Gothic than the + speech."[1] + +[Footnote 1: Latham, "Man and his Migrations," p. 171.] + +In other words, what philologer, if he had nothing but the vocabulary +and grammar of the French and English languages to guide him, would +dream of the real causes of the unlikeness of a Norman to a Provencal, +of an Orcadian to a Cornishman? How readily might he be led to suppose +that the different climatal conditions to which these speakers of +one tongue have so long been exposed, have caused their physical +differences; and how little would he suspect that these are due (as we +happen to know they are) to wide differences of blood. + +Few take duly into account the evidence which exists as to the +ease with which unlettered savages gain or lose a language. Captain +Erskine, in his interesting "Journal of a Cruise among the Islands of +the Western Pacific," especially remarks upon the "avidity with +which the inhabitants of the polyglot islands of Melanesia, from New +Caledonia to the Solomon Islands, adopt the improvements of a more +perfect language than their own, which different causes and accidental +communication still continue to bring to them;" and he adds that +"among the Melanesian islands scarcely one was found by us which did +not possess, in some cases still imperfectly, the decimal system of +numeration in addition to their own, in which they reckon only to +five." + +Yet how much philological reasoning in favour of the affinity +or diversity of two distinct peoples has been based on the mere +comparison of numerals! + +But the most instructive example of the fallacy which may attach to +merely philological reasonings, is that afforded by the Feejeans, who +are, physically, so intimately connected with the adjacent Negritos of +New Caledonia, &c., that no one can doubt to what stock they belong, +and who yet, in the form and substance of their language, are +Polynesian. The case is as remarkable as if the Canary Islands should +have been found to be inhabited by negroes speaking Arabic, or some +other clearly Semitic dialect, as their mother tongue. As it happens, +the physical peculiarities of the Feejeans are so striking, and +the conditions under which they live are so similar to those of the +Polynesians, that no one has ventured to suggest that they are merely +modified Polynesians--a suggestion which could otherwise certainly +have been made. But if languages may be thus transferred from one +stock to another, without any corresponding intermixture of blood, +what ethnological value has philology?--what security does unity of +language afford us that the speakers of that language may not have +sprung from two, or three, or a dozen, distinct sources? + +Thus we come, at last, to the purely zoological method, from which +it is not unnatural to expect more than from any other, seeing that, +after all, the problems of ethnology are simply those which are +presented to the zoologist by every widely distributed animal he +studies. The father of modern zoology seems to have had no doubt upon +this point. At the twenty-eighth page of the standard twelfth edition +of the "Systema Naturae," in fact, we find:-- + + + +I. PRIMATES. + + +_Dentes primores incisores: superiores IV. paralleli, mammae +pectorales II._ + +1. HOMO. Nosce te ipsum. +Sapiens. 1. H. diurnus: _varians cultura, loco._ +_Ferus_. Tetrapus, mutus, hirsutus. + + * * * * * + +_Americanus_ [Greek: a]. Rufus, cholericus, rectus--_Pilis_ + nigris, rectis, crassis--_Naribus_ + patulis--_Facie_ ephelitica: + _Mento_ subimberbi. + _Pertinax_, contentus, liber. _Pingit_ + se lineis daedaleis rubris. + _Regitur_ Consuetudine. + +_Europaeus_ [Greek: b]. Albus sauguineus torosus. _Pilis_ + flavescentibus, prolixis. + _Oculis_ caeruleis. + _Levis_, argutus, inventor. + _Tegitur_ Vestimentis arctis. + _Regitur_ Ritibus. + +_Asiaticus_ [Greek: g]. Luridus, melancholicus, rigidus. + _Pilis_ nigricantibus. _Oculis_ + fuscis. _Severus_, fastuosus, avarus. + _Tegitur_ Indumentis laxis. + _Regitur_ Opinionibus. + +_Afer_ [Greek: d]. Niger, phlegmaticus, laxus. _Pilis_ + atris, contortuplicatis. _Cute_ holosericea. + _Naso_ simo. _Labiis_ tumidis. + _Feminis_ sinus pudoris. + _Mammae_ lactantes prolixae. + _Vafer_, segnis, negligens. _Ungit_ se + pingui. _Regitur_ Arbitrio. + +_Monstrosus_ [Greek: e]. Solo (a) et arte (b c) variat.: + a. _Alpini_ parvi, agiles, timidi. + _Patagonici_ magni, segnes. + b. _Monorchides_ ut minus fertiles: + Hottentotti. + _Junceae_ puellae, abdomine attenuato: + Europoeae. + c. _Macrocephali_ capiti conico: Chinenses. + _Plagiocephali_ capite antice compresso: + Canadenses. + +Turn a few pages further on in the same volume, and there appears, +with a fine impartiality in the distribution of capitals and +sub-divisional headings:-- + +III. FERAE. + + +_Dentes primores superiores sex, acutiusculi. Canini solitarii._ + + * * * * * + +12. CANIS. _Dentes primores_ superiores VI.: laterales + longiores distantes: intermedii lobati. + Inferiores VI.: laterales lobati. + _Laniarii_ solitarii, incurvati. + Molares VI. s. VII. (pluresve quam in reliquis). + +_familiaris_ [Greek: i]. C. cauda (sinistrorsum) recurvata.... + +_domesticus_ [Greek: a]. auriculis erectis, cauda subtus lanata. + +_sagax_ [Greek: b]. auriculis pendulis, digito spurio ad + tibias posticas. + +_grajus_ [Greek: g]. magnitudine lupi, trunco curvato, rostro + attenuato, &c. &c. + +Linnaeus' definition of what he considers to be mere varieties of +the species Man are, it will be observed, as completely free from +any allusion to linguistic peculiarities as those brief and pregnant +sentences in which he sketches the characters of the varieties of +the species Dog. "Pilis nigris, naribus patulis" may be set against +"auriculis erectis, cauda subtus lanata;" while the remarks on the +morals and manners of the human subject seem as if they were thrown in +merely by way of makeweight. + +Buffon, Blumenbach (the founder of ethnology as a special science), +Rudolphi, Bory de St. Vincent, Desmoulins, Cuvier, Retzius, indeed I +may say all the naturalists proper, have dealt with man from a no +less completely zoological point of view; while, as might have been +expected, those who have been least naturalists, and most linguists, +have most neglected the zoological method, the neglect culminating in +those who have been altogether devoid of acquaintance with anatomy. + +Prichard's proposition, that language is more persistent than physical +characters, is one which has never been proved, and indeed admits of +no proof, seeing that the records of language do not extend so far +as those of physical characters. But, until the superior tenacity +of linguistic over physical peculiarities is shown, and until the +abundant evidence which exists, that the language of a people may +change without corresponding physical change in that people, is shown +to be valueless, it is plain that the zoological court of appeal +is the highest for the ethnologist, and that no evidence can be set +against that derived from physical characters. + +What, then, will a new survey of mankind from the Linnaean point of +view teach us? + +The great antipodal block of land we call Australia has, speaking +roughly, the form of a vast quadrangle, 2,000 miles on the side, and +extends from the hottest tropical, to the middle of the temperate, +zone. Setting aside the foreign colonists introduced within the +last century, it is inhabited by people no less remarkable for the +uniformity, than for the singularity, of their physical characters and +social state. For the most part of fair stature, erect and well built, +except for an unusual slenderness of the lower limbs, the AUSTRALIANS +have dark, usually chocolate-coloured skins; fine dark wavy hair; dark +eyes, overhung by beetle brows; coarse, projecting jaws; broad and +dilated, but not especially flattened, noses; and lips which, though +prominent, are eminently flexible. + +The skulls of these people are always long and narrow, with a smaller +development of the frontal sinuses than usually corresponds with such +largely developed brow ridges. An Australian skull of a round form, +or one the transverse diameter of which exceeds eight-tenths of its +length, has never been seen. These people, in a word, are eminently +"dolichocephalic," or long-headed; but, with this one limitation, +their crania present considerable variations, some being comparatively +high and arched, while others are more remarkably depressed than +almost any other human skulls. + +The female pelvis differs comparatively little from the European; +but in the pelves of male Australians which I have examined, the +antero-posterior and transverse diameters approach equality more +nearly than is the case in Europeans. + +No Australian tribe has ever been known to cultivate the ground, +to use metals, pottery, or any kind of textile fabric. They rarely +construct huts. Their means of navigation are limited to rafts or +canoes, made of sheets of bark. Clothing, except skin cloaks for +protection from cold, is a superfluity with which they dispense; and +though they have some singular weapons, almost peculiar to themselves, +they are wholly unacquainted with bows and arrows. + +It is but a step, as it were, across Bass's Straits to Tasmania. +Neither climate nor the characteristic forms of vegetable or animal +life change largely on the south side of the Straits, but the early +voyagers found Man singularly different from him on the north side. +The skin of the Tasmanian was dark, though he lived between parallels +of latitude corresponding with those of middle Europe in our own +hemisphere; his jaws projected, his head was long and narrow; his +civilization was about on a footing with that of the Australian, if +not lower, for I cannot discover that the Tasmanian understood the +use of the throwing-stick. But he differed from the Australian in his +woolly, negro-like hair, whence the name of NEGRITO, which has been +applied to him and his congeners. + +Such Negritos--differing more or less from the Tasmanian, but agreeing +with him in dark skin and woolly hair--occupy New Caledonia, the New +Hebrides, the Louisiade Archipelago; and stretching to the Papuan +Islands, and for a doubtful extent beyond them to the north and +west, form a sort of belt, or zone, of Negrito population, interposed +between the Australians on the west and the inhabitants of the great +majority of the Pacific islands on the east. + +The cranial characters of the Negritos vary considerably more than +those of their skin and hair, the most notable circumstance being +the strong Australian aspect which distinguishes many Negrito skulls, +while others tend rather towards forms common in the Polynesian +islands. + +In civilization, New Caledonia exhibits an advance upon Tasmania, and, +farther north, there is a still greater improvement. But the bows +and arrows, the perched houses, the outrigger canoes, the habits of +betel-chewing and of kawa-drinking, which abound more or less among +the northern Negritos, are probably to be regarded not as the products +of an indigenous civilization, but merely as indications of the extent +to which foreign influences have modified the primitive social state +of these people. + +From Tasmania or New Caledonia, to New Zealand or Tongataboo, is again +but a brief voyage; but it brings about a still more notable change +in the aspect of the indigenous population than that effected by the +passage of Bass's Straits. Instead of being chocolate-coloured people, +the Maories and Tongans are light brown; instead of woolly, they have +straight, or wavy, black hair. And if from New Zealand, we travel +some 5,000 miles east to Easter Island; and from Easter Island, for as +great a distance north-west, to the Sandwich Islands; and thence 7,000 +miles, westward and southward, to Sumatra; and even across the Indian +Ocean, into the interior of Madagascar, we shall everywhere meet with +people whose hair is straight or wavy, and whose skins exhibit various +shades of brown. These are the Polynesians, Micronesians, Indonesians, +whom Latham has grouped together under the common title of +AMPHINESIANS. + +The cranial characters of these people, as of the Negritos, are less +constant than those of their skin and hair. The Maori has a long +skull; the Sandwich Islander a broad skull. Some, like these, have +strong brow ridges; others, like the Dayaks and many Polynesians, have +hardly any nasal indentation. + +It is only in the westernmost parts of their area that the Amphinesian +nations know anything about bows and arrows as weapons, or are +acquainted with the use of metals or with pottery. Everywhere they +cultivate the ground, construct houses, and skilfully build and manage +outrigger, or double, canoes; while, almost everywhere, they use some +kind of fabric for clothing. + +Between Easter Island, or the Sandwich Islands, and any part of the +American coast is a much wider interval than that between Tasmania and +New Zealand, but the ethnological interval between the American and +the Polynesian is less than that between either of the previously +named stocks. + +The typical AMERICAN has straight black hair and dark eyes, his skin +exhibiting various shades of reddish or yellowish brown, sometimes +inclining to olive. The face is broad and scantily bearded; the skull +wide and high. Such people extend from Patagonia to Mexico, and much +farther north along the west coast. In the main a race of hunters, +they had nevertheless, at the time of the discovery of the Americas, +attained a remarkable degree of civilization in some localities. They +had domesticated ruminants, and not only practised agriculture, +but had learned the value of irrigation. They manufactured textile +fabrics, were masters of the potter's art, and knew how to erect +massive buildings of stone. They understood the working of the +precious, though not of the useful, metals; and had even attained to a +rude kind of hieroglyphic, or picture, writing. + +The Americans not only employ the bow and arrow, but, like some +Amphinesians, the blow-pipe, as offensive weapons: but I am not aware +that the outrigger canoe has ever been observed among them. + +I have reason to suspect that some of the Fuegian tribes differ +cranially from the typical Americans; and the Northern and Eastern +American tribes have longer skulls than their Southern compatriots. +But the ESQUIMAUX, who roam on the desolate and ice-bound coasts of +Arctic America, certainly present us with a new stock. The Esquimaux +(among whom the Greenlanders are included), in fact, though they +share the straight black hair of the proper Americans, are a duller +complexioned, shorter, and more squat people, and they have still +more prominent cheek-bones. But the circumstance which most completely +separates them from the typical Americans, is the form of their +skulls, which instead of being broad, high, and truncated behind, are +eminently long, usually low, and prolonged backwards. + +These Hyperborean people clothe themselves in skins, know nothing of +pottery, and hardly anything of metals. Dependent for existence upon +the produce of the chase, the seal and the whale are to them what +the cocoa-nut tree and the plantain are to the savages of more genial +climates. Not only are those animals meat and raiment, but they are +canoes, sledges, weapons, tools, windows, and fire; while they support +the dog, who is the indispensable ally and beast of burden of the +Esquimaux. + +It is admitted that the Tchuktchi, on the eastern side of Behring's +Straits, are, in all essential respects, Esquimaux; and I do not know +that there is any satisfactory evidence to show that the Tunguses and +Samoiedes do not essentially share the physical characters of the same +people. Southward, there are indications of Esquimaux characters among +the Japanese, and it is possible that their influence may be traced +yet further. + +However this may be, Eastern Asia, from Mantchouria to Siam, Thibet, +and Northern Hindostan, is continuously inhabited by men, usually of +short stature, with skins varying in colour from yellow to olive; with +broad cheek-bones and faces that, owing to the insignificance of the +nose, are exceedingly flat; and with small, obliquely-set, black eyes +and straight black hair, which sometimes attains a very great length +upon the scalp, but is always scanty upon the face and body. The +skull is never much elongated, and is, generally, remarkably broad +and rounded, with hardly any nasal depression, and but slight, if any, +projection of the jaws. + +Many of these people, for whom the old name of MONGOLIANS may be +retained, are nomades; others, as the Chinese, have attained a +remarkable and apparently indigenous civilization, only surpassed by +that of Europe. + +At the north-western extremity of Europe the Lapps repeat the +characters of the Eastern Asiatics. Between these extreme points, the +Mongolian stock is not continuous, but is represented by a chain of +more or less isolated tribes, who pass under the name of Calmucks and +Tartars, and form Mongolian islands, as it were, in the midst of an +ocean of other people. + +The waves of this ocean are the nations for whom, in order +to avoid the endless confusion produced by our present +half-physical, half-philological classification, I shall use a new +name--XANTHOCHROI--indicating that they are "yellow" haired and "pale" +in complexion. The Chinese historians of the Han dynasty, writing +in the third century before our era, describe, with much minuteness, +certain numerous and powerful barbarians with "yellow hair, green +eyes, and prominent noses," who, the black-haired, skew-eyed, and +flat-nosed annalists remark in passing, are "just like the apes from +whom they are descended." These people held, in force, the upper +waters of the Yenisei, and thence under various names stretched +southward to Thibet and Kashgar. Fair-haired and blue-eyed northern +enemies were no less known to the ancient Hindoos, to the Persians, +and to the Egyptians, on the south of the great central Asiatic area; +while the testimony of all European antiquity is to the effect that, +before and since the period in question, there lay beyond the Danube, +the Rhine, and the Seine, a vast and dangerous yellow or red haired, +fair-skinned, blue-eyed population. Whether the disturbers of the +marches of the Roman Empire were called Gauls or Germans, Goths, +Alans, or Scythians, one thing seems certain, that until the invasion +of the Huns, they were tall, fair, blue-eyed men. + +If any one should think fit to assume that in the year 100 B.C., +there was one continuous Xanthochroic population from the Rhine to the +Yenisei, and from the Ural mountains to the Hindoo Koosh, I know not +that any evidence exists by which that position could be upset, while +the existing state of things is rather in its favour than otherwise. +For the Scandinavians, wholly, the Germans to a great extent, the +Slavonian and the Finnish tribes, some of the inhabitants of Greece, +many Turks, some Kirghis, and some Mantchous, the Ossetes in the +Caucasus, the Siahposh, the Rohillas, are at the present day fair, +yellow or red haired, and blue-eyed; and the interpolation of tribes +of Mongolian hair and complexion, as far west as the Caspian Steppes +and the Crimea, might justly be accounted for by those subsequent +westward irruptions of the Mongolian stock, of which history furnishes +abundant testimony. + +The furthermost limit of the Xanthochroi north-westward is Iceland +and the British Isles; south-westward, they are traceable at intervals +through the Berber country, and end in the Canary Islands. + +The cranial characters of the Xanthochroi are not, at present, +strictly definable. The Scandinavians are certainly long-headed; but +many Germans, the Swiss so far as they are Germanized, the Slavonians, +the Fins, and the Turks, are short-headed. What were the cranial +characters of the ancient "U-suns" and "Ting-lings" of the valley of +the Yenisei is unknown. + +West of the area occupied by the chief mass of the Xanthochroi, and +north of the Sahara, is a broad belt of land, shaped like a =Y=. +Between the forks of the =Y= lies the Mediterranean; the stem of it +is Arabia. The stem is bathed by the Indian Ocean, the western ends of +the forks by the Atlantic. The people inhabiting the area thus roughly +sketched have, like the Xanthochroi, prominent noses, pale skins and +wavy hair, with abundant beards; but, unlike them, the hair is black +or dark, and the eyes usually so. They may thence be called the +MELANOCHROI. Such people are found in the British Islands, in Western +and Southern Gaul, in Spain, in Italy south of the Po, in parts of +Greece, in Syria and Arabia, stretching as far northward and eastward +as the Caucasus and Persia. They are the chief inhabitants of Africa +north of the Sahara, and, like the Xanthochroi, they end in the +Canary Islands. They are known as Kelts, Iberians, Etruscans, Romans, +Pelasgians, Berbers, Semites. The majority of them are long-headed, +and of smaller stature than the Xanthochroi. + +It is needless to remark upon the civilization of these two great +stocks. With them has originated everything that is highest in +science, in art, in law, in politics, and in mechanical inventions. +In their hands, at the present moment, lies the order of the social +world, and to them its progress is committed. + +South of the Atlas, and of the Great Desert, Middle Africa exhibits +a new type of humanity in the NEGRO, with his dark skin, woolly hair, +projecting jaws, and thick lips. As a rule, the skull of the Negro +is remarkably long; it rarely approaches the broad type, and never +exhibits the roundness of the Mongolian. A cultivator of the ground, +and dwelling in villages; a maker of pottery, and a worker in the +useful as well as the ornamental metals; employing the bow and arrow +as well as the spear, the typical negro stands high in point of +civilization above the Australian. + +Resembling the Negroes in cranial characters, the BUSHMEN of South +Africa differ from them in their yellowish brown skins, their tufted +hair, their remarkably small stature, and their tendency to fatty and +other integumentary outgrowths; nor is the wonderful click with which +their speech is interspersed to be overlooked in enumerating the +physical characteristics of this strange people. + +The so-called "Drawidian" populations of Southern Hindostan lead us +back, physically as well as geographically, towards the Australians; +while the diminutive MINCOPIES of the Andaman Islands lie midway +between the Negro and Negrito races, and, as Mr. Busk has pointed +out, occasionally present the rare combination of Brachycephaly, or +short-headedness, with woolly hair. + +In the preceding progress along the outskirts of the habitable world, +eleven readily distinguishable stocks, or persistent modifications, of +mankind, have been recognized. I have purposely omitted such people as +the Abyssinians and the Hindoos, who there is every reason to believe +result from the intermixture of distinct stocks. Perhaps I ought, for +like reasons, to have ignored the Mincopies. But I do not pretend that +my enumeration is complete or, in any sense, perfect. It is enough for +my purpose if it be admitted (and I think it cannot be denied) that +those which I have mentioned exist, are well marked, and occupy the +greater part of the habitable globe. + +In attempting to classify these persistent modifications after the +manner of naturalists, the first circumstance that attracts one's +attention is the broad contrast between the people with straight and +wavy hair, and those with crisp, woolly, or tufted hair. Bory de +St. Vincent, noting this fundamental distinction, divided mankind +accordingly into the two primary groups of _Leiotrichi_ and +_Ulotrichi_,--terms which are open to criticism, but which I adopt in +the accompanying table, because they have been used. It is better for +science to accept a faulty name which has the merit of existence, than +to burthen it with a faultless newly invented one. + +Under each of these divisions are two columns, one for the +Brachycephali, or short heads, and one for the Dolichocephali[1], or +long heads. Again, each column is subdivided transversely into four +compartments, one for the "leucous," people with fair complexions and +yellow or red hair; one for the "leucomelanous," with dark hair and +pale skins; one for the "xanthomelanous," with black hair and yellow, +brown, or olive skins; and one for the "melanous," with black hair and +dark brown or blackish skins. + +[Footnote 1: Skulls, the transverse diameter of which is more than +eight-tenths the long diameter, are short; those which have the +transverse diameter less than eight-tenths the longitudinal, are +long.] + + LEIOTRICHI. ULOTRICHI. + ______________________________ ____________________________ + / \ / \ + Dolichocephali. Brachycephali. Dolichocephali. Brachycephali. +Leucous. + .... Xanthochroi .... +Leucomelanous. + .... Melanochroi .... +Xanthomelanous. + _Esquimaux_. Mongolians. _Bushmen_. + _Amphinesians_. + _Americans_. +Melanous. + _Australians_. Negroes. _Mincopies_(?) + _Negritos_ + +NOTE: _The names of the stocks known only since the fifteenth century +are put into italics. If the "Skraelings" of the Norse discoverers of +America were Esquimaux, Europeans became acquainted with the latter +six or seven centuries earlier_. + +It is curious to observe that almost all the woolly-headed people are +also long-headed; while among the straight-haired nations broad heads +preponderate, and only two stocks, the Esquimaux and the Australians, +are exclusively long-headed. + +One of the acutest and most original of ethnologists, Desmoulins, +originated the idea, which has subsequently been fully developed by +Agassiz, that the distribution of the persistent modifications of man +is governed by the same laws as that of other animals, and that both +fall into the same great distributional provinces. Thus, Australia; +America, south of Mexico; the Arctic regions; Europe, Syria, +Arabia, and North Africa, taken together, are each regions eminently +characterized by the nature of their animal and vegetable populations, +and each, as we have seen, has its peculiar and characteristic form of +man. But it may be doubted whether the parallel thus drawn will hold +good strictly, and in all cases. The Tasmanian Fauna and Flora are +essentially Australian, and the like is true to a less extent of many, +if not of all, the Papuan islands; but the Negritos who inhabit these +islands are strikingly different from the Australians. Again, the +differences between the Mongolians and the Xanthochroi are out of all +proportion greater than those between the Faunae and Florae of Central +and Eastern Asia. But whatever the difficulties in the way of the +detailed application of this comparison of the distribution of men +with that of animals, it is well worthy of being borne in mind, and +carried as far as it will go. + +Apart from all speculation, a very curious fact regarding the +distribution of the persistent modifications of mankind becomes +apparent on inspecting an Ethnological chart, projected in such +a manner that the Pacific Ocean occupies its centre. Such a chart +exhibits an Australian area occupied by dark smooth-haired people, +separated by an incomplete inner zone of dark woolly-haired +Negritos and Negroes, from an outer zone of comparatively pale and +smooth-haired men, occupying the Americas, and nearly all Asia and +North Africa. + +Such is a brief sketch of the characters and distribution of the +persistent modifications, or stocks, of mankind at the present day. +If we seek for direct evidence of how long this state of things +has lasted, we shall find little enough, and that little far from +satisfactory. Of the eleven different stocks enumerated, seven have +been known to us for less than 400 years; and of these seven not +one possessed a fragment of written history at the time it came into +contact with European civilization. The other four--the Negroes, +Mongolians, Xanthochroi, and Melanochroi--have always existed in some +of the localities in which they are now found, nor do the negroes ever +seem to have voluntarily travelled beyond the limits of their present +area. But ancient history is in a great measure the record of the +mutual encroachments of the other three stocks. + +On the whole, however, it is wonderful how little change has been +effected by these mutual invasions and intermixtures. As at the +present time, so at the dawn of history, the Melanochroi fringed +the Atlantic and the Mediterranean; the Xanthochroi occupied most +of Central and Eastern Europe, and much of Western and Central Asia; +while Mongolians held the extreme east of the Old World. So far as +history teaches us, the populations of Europe, Asia, and Africa were, +twenty centuries ago, just what they are now, in their broad features +and general distribution. + +The evidence yielded by Archaeology is not very definite, but, so +far as it goes, it is to much the same effect. The mound builders of +Central America seem to have had the characteristic short and broad +head of the modern inhabitants of that continent. The tumuli and tombs +of Ancient Scandinavia, of pre-Roman Britain, of Gaul, of Switzerland, +reveal two types of skull--a broad and a long--of which, in +Scandinavia, the broad seems to have belonged to the older stock, +while the reverse was probably the case in Britain, and certainly +in Switzerland. It has been assumed that the broad-skulled people of +ancient Scandinavia were Lapps; but there is no proof of the fact, +and they may have been, like the broad-skulled Swiss and Germans, +Xanthochroi. One of the greatest of ethnological difficulties is to +know where the modern Swedes, Norsemen, and Saxons got their long +heads, as all their neighbours, Fins, Lapps, Slavonians, and +South Germans, are broad-headed. Again, who were the small-handed, +long-headed people of the "bronze epoch," and what has become of the +infusion of their blood among the Xanthochroi? + +At present Palaeontology yields no safe data to the ethnologist. We +know absolutely nothing of the ethnological characters of the men of +Abbeville and Hoxne; but must be content with the demonstration, in +itself of immense value, that Man existed in Western Europe when its +physical condition was widely different from what it is now, and +when animals existed, which, though they belong to what is, properly +speaking, the present order of things, have long been extinct. Beyond +the limits of a fraction of Europe, Palaeontology tells us nothing of +man or of his works. + +To sum up our knowledge of the ethnological past of man: so far as the +light is bright, it shows him substantially as he is now; and, when it +grows dim, it permits us to see no sign that he was other than he is +now. + +It is a general belief that men of different stocks differ as much +physiologically as they do morphologically; but it is very hard +to prove, in any particular case, how much of a supposed national +characteristic is due to inherent physiological peculiarities, and +how much to the influence of circumstances. There is much evidence to +show, however, that some stocks enjoy a partial or complete immunity +from diseases which destroy, or decimate, others. Thus there seems +good ground for the belief that Negroes are remarkably exempt from +yellow fever; and that, among Europeans, the melanochrous people are +less obnoxious to its ravages than the xanthochrous. But many writers, +not content with physiological differences of this kind, undertake to +prove the existence of others of far greater moment; and, indeed, to +show that certain stocks of mankind exhibit, more or less distinctly, +the physiological characters of true species. Unions between these +stocks, and still more between the half-breeds arising from their +mixture, are affirmed to be either infertile, or less fertile than +those which take place between males and females of either stock under +the same circumstances. Some go so far as to assert that no mixed +breeds of mankind can maintain themselves without the assistance of +one or other of the parent stocks, and that, consequently, they must +inevitably be obliterated in the long run. + +Here, again, it is exceedingly difficult to obtain trustworthy +evidence, and to free the effects of the pure physiological experiment +from adventitious influences. The only trial which, by a strange +chance, was kept clear of all such influences--the only instance in +which two distinct stocks of mankind were crossed, and their progeny +intermarried without any admixture from without--is the famous case +of the Pitcairn Islanders, who were the progeny of Bligh's English +sailors by Tahitian women. The results of this experiment, as +everybody knows, are dead against those who maintain the doctrine of +human hybridity, seeing that the Pitcairn Islanders, even though they +necessarily contracted consanguineous marriages, throve and multiplied +exceedingly. + +But those who are disposed to believe in this doctrine should study +the evidence brought forward in its support by M. Broca, its latest +and ablest advocate, and compare this evidence with that which the +botanists, as represented by a Gaertner, or by a Darwin, think it +indispensable to obtain before they will admit the infertility of +crosses between two allied kinds of plants. They will then, I think, +be satisfied that the doctrine in question rests upon a very unsafe +foundation; that the facts adduced in its support are capable of many +other interpretations; and, indeed, that from the very nature of +the case, demonstrative evidence one way or the other is almost +unattainable. _A priori_, I should be disposed to expect a certain +amount of infertility between some of the extreme modifications of +mankind; and still more between the offsprings of their intermixture. +_A posteriori_, I cannot discover any satisfactory proof that such +infertility exists. + +From the facts of ethnology I now turn to the theories and +speculations of ethnologists, which have been devised to explain +these facts, and to furnish satisfactory answers to the inquiry--what +conditions have determined the existence of the persistent +modifications of mankind, and have caused their distribution to be +what it is? + +These speculations may be grouped under three heads: firstly, the +Monogenist hypotheses; secondly, those of the Polygenists; and +thirdly, that which would result from a simple application of +Darwinian principles to mankind. + +According to the Monogenists, all mankind have sprung from a single +pair, whose multitudinous progeny spread themselves over the world, +such as it now is, and became modified into the forms we meet with in +the various regions of the earth, by the effect of the climatal and +other conditions to which they were subjected. + +The advocates of this hypothesis are divisible into several schools. +There are those who represent the most numerous, respectable, +and would-be orthodox of the public, and are what may be called +"Adamites," pure and simple. They believe that Adam was made out of +earth somewhere in Asia, about six thousand years ago; that Eve was +modelled from one of his ribs; and that the progeny of these two +having been reduced to the eight persons who were landed on the summit +of Mount Ararat after an universal deluge, all the nations of the +earth have proceeded from these last, have migrated to their present +localities, and have become converted into Negroes, Australians, +Mongolians, &c., within that time. Five-sixths of the public are +taught this Adamitic Monogenism, as if it were an established truth, +and believe it. I do not; and I am not acquainted with any man of +science, or duly instructed person, who does. + +A second school of monogenists, not worthy of much attention, attempts +to hold a place midway between the Adamites and a third division, who +take up a purely scientific position, and require to be dealt with +accordingly. This third division, in fact, numbers in its ranks +Linnaeus, Buffon, Blumenbach, Cuvier, Prichard, and many distinguished +living ethnologists. + +These "Rational Monogenists," or, at any rate, the more modern among +them, hold, firstly, that the present condition of the earth has +existed for untold ages; secondly, that, at a remote period, beyond +the ken of Archbishop Usher, man was created, somewhere between the +Caucasus and the Hindoo Koosh; thirdly, that he might have migrated +thence to all parts of the inhabited world, seeing that none of them +are unattainable from some other inhabited part, by men provided with +only such means of transport as savages are known to possess and +must have invented; fourthly, that the operation of the existing +diversities of climate and other conditions upon people so migrating, +is sufficient to account for all the diversities of mankind. + +Of the truth of the first of these propositions no competent judge now +entertains any doubt. The second is more open to discussion, for in +these latter days many question the special creation of man: and even +if his special creation be granted, there is not a shadow of a reason +why he should have been created in Asia rather than anywhere else. +Of all the odd myths that have arisen in the scientific world, the +"Caucasian mystery," invented quite innocently by Blumenbach, is the +oddest. A Georgian woman's skull was the handsomest in his collection. +Hence it became his model exemplar of human skulls, from which all +others might be regarded as deviations; and out of this, by some +strange intellectual hocus-pocus, grew up the notion that the +Caucasian man is the prototypic "Adamic" man, and his country the +primitive centre of our kind. Perhaps the most curious thing of all +is, that the said Georgian skull, after all, is not a skull of average +form, but distinctly belongs to the brachycephalic group. + +With the third proposition I am quite disposed to agree, though +it must be recollected that it is one thing to allow that a given +migration is possible, and another to admit there is good reason to +believe it has really taken place. + +But I can find no sufficient ground for accepting the fourth +proposition; and I doubt if it would ever have obtained its general +currency except for the circumstance that fair Europeans are very +readily tanned and embrowned by the sun. But I am not aware that there +is a particle of proof that the cutaneous change thus effected can +become hereditary, any more than that the enlarged livers, which +plague our countrymen in India, can be transmitted;--while there is +very strong evidence to the contrary. Not only, in fact, are there +such cases as those of the English families in Barbadoes, who have +remained for six generations unaltered in complexion, but which are +open to the objection that they may have received infusions of +fresh European blood; but there is the broad fact, that not a single +indigenous Negro exists either in the great alluvial plains of +tropical South America, or in the exposed islands of the Polynesian +Archipelago, or among the populations of equatorial Borneo or Sumatra. +No satisfactory explanation of these obvious difficulties has been +offered by the advocates of the direct influence of conditions. And as +for the more important modifications observed in the structure of the +brain, and in the form of the skull, no one has ever pretended to show +in what way they can be effected directly by climate. + +It is here, in fact, that the strength of the Polygenists, or those +who maintain that men primitively arose, not from one, but from many +stocks, lies. Show us, they say to the Monogenists, a single case in +which the characters of a human stock have been essentially modified +without its being demonstrable, or, at least, highly probable, that +there has been intermixture of blood with some foreign stock. Bring +forward any instance in which a part of the world, formerly inhabited +by one stock, is now the dwelling-place of another, and we will prove +the change to be the result of migration, or of intermixture, and not +of modification of character by climatic influences. Finally, prove +to us that the evidence in favour of the specific distinctness of many +animals, admitted to be distinct species by all zoologists, is a whit +better than that upon which we maintain the specific distinctness of +men. + +If presenting unanswerable objections to your adversary were the same +thing as proving your own case, the Polygenists would be in a fair way +towards victory; but, unfortunately, as I have already observed, they +have as yet completely failed to adduce satisfactory positive proof +of the specific diversity of mankind. Like the Monogenists, the +Polygenists are of several sects; some imagine that their assumed +species of mankind were created where we find them--the African in +Africa, and the Australian in Australia, along with the other animals +of their distributional province; others conceive that each species of +man has resulted from the modification of some antecedent species of +ape--the American from the broad-nosed Simians of the New World, the +African from the Troglodytic stock, the Mongolian from the Orangs. + +The first hypothesis is hardly likely to win much favour. The whole +tendency of modern science is to thrust the origination of things +further and further into the background; and the chief philosophical +objection to Adam being, not his oneness, but the hypothesis of his +special creation; the multiplication of that objection tenfold is, +whatever it may look, an increase, instead of a diminution, of the +difficulties of the case. And, as to the second alternative, it may +safely be affirmed that, even if the differences between men are +specific, they are so small, that the assumption of more than one +primitive stock for all is altogether superfluous. Surely no one can +now be found to assert that any two stocks of mankind differ as much +as a chimpanzee and an orang do; still less that they are as unlike as +either of these is to any New World Simian! + +Lastly, the granting of the Polygenist premises does not, in the +slightest degree, necessitate the Polygenist conclusion. Admit that +Negroes and Australians, Negritos and Mongols are distinct species, +or distinct genera, if you will, and you may yet, with perfect +consistency, be the strictest of Monogenists, and even believe in Adam +and Eve as the primaeval parents of all mankind. + +It is to Mr. Darwin we owe this discovery: it is he who, coming +forward in the guise of an eclectic philosopher, presents his doctrine +as the key to ethnology, and as reconciling and combining all that is +good in the Monogenistic and Polygenistic schools. + +It is true that Mr. Darwin has not, in so many words, applied his +views to ethnology; but even he who "runs and reads" the "Origin of +Species" can hardly fail to do so; and, furthermore, Mr. Wallace and +M. Pouchet have recently treated of ethnological questions from this +point of view. Let me, in conclusion, add my own contribution to the +same store. + +I assume Man to have arisen in the manner which I have discussed +elsewhere, and probably, though by no means necessarily, in one +locality. Whether he arose singly, or a number of examples appeared +contemporaneously, is also an open question for the believer in the +production of species by the gradual modification of pre-existing +ones. At what epoch of the world's history this took place, again, we +have no evidence whatever. It may have been in the older tertiary, +or earlier, but what is most important to remember is, that the +discoveries of late years have proved that man inhabited Western +Europe, at any rate, before the occurrence of those great physical +changes which have given Europe its present aspect. And as the same +evidence shows that man was the contemporary of animals which are now +extinct, it is not too much to assume that his existence dates back +at least as far as that of our present Fauna and Flora, or before the +epoch of the drift. + +But if this be true, it is somewhat startling to reflect upon the +prodigious changes which have taken place in the physical geography of +this planet since man has been an occupant of it. + +During that period the greater part of the British islands, of Central +Europe, of Northern Asia, have been submerged beneath the sea and +raised up again. So has the great desert of Sahara, which occupies the +major part of Northern Africa. The Caspian and the Aral seas have been +one, and their united waters have probably communicated with both the +Arctic and the Mediterranean oceans. The greater part of North America +has been under water, and has emerged. It is highly probable that +a large part of the Malayan Archipelago has sunk, and its primitive +continuity with Asia has been destroyed. Over the great Polynesian +area subsidence has taken place to the extent of many thousands of +feet--subsidence of so vast a character, in fact, that if a continent +like Asia had once occupied the area of the Pacific, the peaks of its +mountains would now show not more numerous than the islands of the +Polynesian Archipelago. + +What lands may have been thickly populated for untold ages, and +subsequently have disappeared and left no sign above the waters, it +is of course impossible for us to say; but unless we are to make the +wholly unjustifiable assumption that no dry land rose elsewhere when +our present dry land sank, there must be half-a-dozen Atlantises +beneath the waves of the various oceans of the world. But if the +regions which have undergone these slow and gradual, but immense +alterations, were wholly or in part inhabited before the changes I +have indicated began--and it is more probable that they were, than +that they were not--what a wonderfully efficient "Emigration Board" +must have been at work all over the world long before canoes, or even +rafts, were invented; and before men were impelled to wander by any +desire nobler or stronger than hunger. And as these rude and primitive +families were thrust, in the course of long series of generations, +from land to land, impelled by encroachments of sea or of marsh, or +by severity of summer heat or winter cold, to change their positions, +what opportunities must have been offered for the play of natural +selection, in preserving one family variation and destroying another! + +Suppose, for example, that some families of a horde which had reached +a land charged with the seeds of yellow fever, varied in the direction +of woolliness of hair and darkness of skin. Then, if it be true that +these physical characters are accompanied by comparative or absolute +exemptions from that scourge, the inevitable tendency would be to the +preservation and multiplication of the darker and woollier families, +and the elimination of the whiter and smoother-haired. In fact, by the +operation of causes precisely similar to those which, in the famous +instance cited by Mr. Darwin, have given rise to a race of black pigs +in the forests of Louisiana, a negro stock would eventually people the +region. + +Again, how often, by such physical changes, must a stock have been +isolated from all others for innumerable generations, and have found +ample time for the hereditary hardening of its special peculiarities +into the enduring characters of a persistent modification. + +Nor, if it be true that the physiological difference of species may be +produced by variation and natural selection, as Mr. Darwin supposes, +would it be at all astonishing if, in some of these separated stocks, +the process of differentiation should have gone so far as to give +rise to the phenomena of hybridity. In the face of the overwhelming +evidence in favour of the unity of the origin of mankind afforded by +anatomical considerations, satisfactory proof of the existence of any +degree of sterility in the unions of members of two of the "persistent +modifications" of mankind, might well be appealed to by Mr. Darwin +as crucial evidence of the truth of his views regarding the origin of +species in general. + + + + +VIII. + +ON SOME FIXED POINTS IN BRITISH ETHNOLOGY. + + +In view of the many discussions to which the complicated problems +offered by the ethnology of the British Islands have given rise, it +may be useful to attempt to pick out, from amidst the confused masses +of assertion and of inference, those propositions which appear to rest +upon a secure foundation, and to state the evidence by which they are +supported. Such is the purpose of the present paper. + +Some of these well-based propositions relate to the physical +characters of the people of Britain and their neighbours; while others +concern the languages which they spoke. I shall deal, in the first +place, with the physical questions. + +I. _Eighteen hundred years ago the population of Britain comprised +people of two types of complexion--the one fair, and the other dark. +The dark people resembled the Aquitani and the Iberians; the fair +people were like the Belgic Gauls._ + +The chief direct evidence of the truth of this proposition is the +well-known passage of Tacitus:-- + + "Ceterum Britanniam qui mortales initio coluerint, indigenae + an advecti, ut inter barbaros, parum compertum. Habitus + corporum varii: atque ex eo argumenta: nam rutilae Caledoniam + habitantium comae, magni artus Germanicam originem asseverant. + Silurum colorati vultus et torti plerumque crines, et posita + contra Hispaniam, Iberos veteres trajecisse, easque sedes + occupasse, fidem faciunt. Proximi Gallis et similes sunt; seu + durante originis vi, seu procurrentibus in diversa terris, + positio coeli corporibus habitum dedit. In universum tamen + aestimanti, Gallos vicinum solum occupasse, credibile est; + eorum sacra deprehendas, superstitionum persuasione; sermo + haud multum diversus."[1] + +[Footnote 1: Taciti Agricola, c. 11.] + +This passage, it will be observed, contains statements as to facts, +and certain conclusions deduced from these facts. The matters of fact +asserted are: firstly, that the inhabitants of Britain exhibit much +diversity in their physical characters; secondly, that the Caledonians +are red-haired and large-limbed, like the Germans; thirdly, that +the Silures have curly hair and dark complexions, like the people of +Spain; fourthly, that the British people nearest Gaul resemble the +"Galli." + +Tacitus, therefore, states positively what the Caledonians and Silures +were like; but the interpretation of what he says about the other +Britons must depend upon what we learn from other sources as to the +characters of these "Galli." Here the testimony of "divus Julius" +comes in with great force and appropriateness. Caesar writes:-- + + "Britanniae pars interior ab iis incolitur, quos natos in + insula ipsi memoria proditum dicunt: marituma pars ab iis, + qui predae ac belli inferendi causa ex Belgio transierant; qui + omnes fere iis nominibus civitatum appellantur quibus orti ex + civitatibus eo pervenerunt, et bello inlato ibi permanserunt + atque agros colere coeperunt."[1] + +[Footnote 1: De Bello Gallico, v. 12.] + +From these passages it is obvious that in the opinion of Caesar +and Tacitus, the southern Britons resembled the northern Gauls, and +especially the Belgae; and the evidence of Strabo is decisive as to +the characters in which the two people resembled one another: "The men +(of Britain) are taller than the Kelts, with hair less yellow; they +are slighter in their persons."[1] + +[Footnote 1: "The Geography of Strabo." Translated by Hamilton and +Falconer; v. 5.] + +The evidence adduced appears to leave no reasonable ground for +doubting that, at the time of the Roman conquest, Britain contained +people of two types, the one dark and the other fair complexioned, and +that there was a certain difference between the latter in the north +and in the south of Britain: the northern folk being, in the judgment +of Tacitus, or, more properly, according to the information he had +received from Agricola and others, more similar to the Germans than +the latter. As to the distribution of these stocks, all that is clear +is, that the dark people were predominant in certain parts of the west +of the southern half of Britain, while the fair stock appears to have +furnished the chief elements of the population elsewhere. + +No ancient writer troubled himself with measuring skulls, and +therefore there is no direct evidence as to the cranial characters +of the fair and the dark stocks. The indirect evidence is not very +satisfactory. The tumuli of Britain of pre-Roman date have yielded two +extremely different forms of skull, the one broad and the other long; +and the same variety has been observed in the skulls of the ancient +Gauls[1]. The suggestion is obvious that the one form of skull may +have been associated with the fair, and the other with the dark, +complexion. But any conclusion of this kind is at once checked by the +reflection that the extremes of long and short-headedness are to be +met with among the fair inhabitants of Germany and of Scandinavia +at the present day--the south-western Germans and the Swiss being +markedly broad-headed, while the Scandinavians are as predominantly +long-headed. + +[Footnote 1: See Dr. Thurnam "On the Two principal Forms of Ancient +British and Gaulish Skulls."] + +What the natives of Ireland were like at the time of the Roman +conquest of Britain, and for centuries afterwards, we have no certain +knowledge; but the earliest trustworthy records prove the existence, +side by side with one another, of a fair and a dark stock, in Ireland +as in Britain. The long form of skull is predominant among the +ancient, as among modern, Irish. + +II. _The people termed Gauls, and those called Germans, by the Romans, +did not differ in any important physical character._ + +The terms in which the ancient writers describe both Gauls and Germans +are identical. They are always tall people, with massive limbs, fair +skins, fierce blue eyes, and hair the colour of which ranges from +red to yellow. Zeuss, the great authority on these matters, affirms +broadly that no distinction in bodily feature is to be found between +the Gauls, the Germans, and the Wends, so far as their characters are +recorded by the old historians; and he proves his case by citations +from a cloud of witnesses. + +An attempt has been made to show that the colour of the hair of the +Gauls must have differed very much from that which obtained among the +Germans, on the strength of the story told by Suetonius (Caligula, 4), +that Caligula tried to pass off Gauls for Germans by picking out the +tallest, and making them "rutilare et summittere comam." + +The Baron de Belloguet remarks upon this passage:-- + + "It was in the very north of Gaul, and near the sea, that + Caligula got up this military comedy. And the fact proves + that the Belgae were already sensibly different from their + ancestors, whom Strabo had found almost identical with their + _brothers_ on the other side of the Rhine." + +But the fact recorded by Suetonius, if fact it be, proves nothing; +for the Germans themselves were in the habit of reddening their hair. +Ammianus Marcellinus[1] tells how, in the year 367 A.D., the Roman +commander, Jovinus, surprised a body of Alemanni near the town now +called Charpeigne, in the valley of the Moselle; and how the Roman +soldiers, as, concealed by the thick wood, they stole upon their +unsuspecting enemies, saw that some were bathing and others "comas +rutilantes ex more." More than two centuries earlier Pliny gives +indirect evidence to the same effect when he says of soap:-- + +[Footnote 1: Res Gestae, xxvii.] + + "Galliarum hoc inventum rutilandis capillis ... apud Germanos + majore in usu viris quam foeminis."[1] + +[Footnote 1: Historia Naturalis, xxviii. 51.] + +Here we have a writer who flourished only a short time after the date +of the Caligula story, telling us that the Gauls invented soap for the +purpose of doing that which, according to Suetonius, Caligula forced +them to do. And, further, the combined and independent testimony of +Pliny and Ammianus assures us that the Germans were as much in the +habit of reddening their hair as the Gauls. As to De Belloguet's +supposition that, even in Caligula's time, the Gauls had become darker +than their ancestors were, it is directly contradicted by Ammianus +Marcellinus, who knew the Gauls well. "Celsioris staturae et candidi +poene Galli sunt onions, et rutili, luminumque torvitate terribiles," +is his description; and it would fit the Gauls who sacked Rome. + +III. _In none of the invasions of Britain which have taken place since +the Roman dominion, has any other type of man been introduced than one +or other of the two which existed during that dominion_. + + + +The North Germans, who effected what is commonly called the Saxon +conquest of Britain, were, most assuredly, a fair, yellow, or +red-haired, blue eyed, long-skulled people. So were the Danes and the +Norsemen who followed them; though it is very possible that the active +slave trade which went on, and the intercourse with Ireland, may have +introduced a certain admixture of the dark stock into both Denmark and +Norway. The Norman conquest brought in new ethnological elements, the +precise value of which cannot be estimated with exactness; but as to +their quality, there can be no question, inasmuch as even the wide +area from which William drew his followers could yield him nothing but +the fair and the dark types of men, already present in Britain. But +whether the Norman settlers, on the whole, strengthened the fair or +the dark element, is a problem, the elements of the solution of which +are not attainable. + +I am unable to discover any grounds for believing that a Lapp element +has ever entered into the population of these islands. So far as the +physical evidence goes, it is perfectly consistent with the hypothesis +that the only constituent stocks of that population, now, or at any +other period about which we have evidence, are the dark whites, whom +I have proposed to call "_Melanochroi_" and the fair whites, or +"_Xanthochroi._" + +IV. _The Xanthochroi and the Melanochroi of Britain are, speaking +broadly, distributed, at present, as they were in the time of Tacitus; +and their representatives on the continent of Europe have the same +general distribution as at the earliest period of which we have any +record._ + +At the present day, and notwithstanding the extensive intermixture +effected by the movements consequent on civilization and on political +changes, there is a predominance of dark men in the west, and of fair +men in the east and north, of Britain. At the present day, as from +the earliest times, the predominant constituents of the riverain +population of the North Sea and the eastern half of the British +Channel, are fair men. The fair stock continues in force through +Central Europe, until it is lost in Central Asia. Offshoots of this +stock extend into Spain, Italy, and Northern India, and by way of +Syria and North Africa, to the Canary Islands. They were known in +very early times to the Chinese, and in still earlier to the ancient +Egyptians, as frontier tribes. The Thracians were notorious for their +fair hair and blue eyes many centuries before our era. + +On the other hand, the dark stock predominates in Southern and +Western France, in Spain, along the Ligurian shore, and in Western and +Southern Italy; in Greece, Asia, Syria, and North Africa; in Arabia, +Persia, Afghanistan, and Hindostan, shading gradually, through all +stages of darkening, into the type of the modern Egyptian, or of the +wild Hill-man of the Dekkan. Nor is there any record of the existence +of a different population in all these countries. + +The extreme north of Europe, and the northern part of Western Asia, +are at present occupied by a Mongoloid stock, and, in the absence of +evidence to the contrary, may be assumed to have been so peopled from +a very remote epoch. But, as I have said, I can find no evidence that +this stock ever took part in peopling Britain. Of the three great +stocks of mankind which extend from the western coast of the +great Eurasiatic continent to its southern and eastern shores, the +Mongoloids occupy a vast triangle, the base of which is the whole of +Eastern Asia, while its apex lies in Lapland. The Melanochroi, on the +other hand, may be represented as a broad band stretching from Ireland +to Hindostan; while the Xanthochroic area lies between the two, thins +out, so to speak, at either end, and mingles, at its margins, with +both its neighbours. + +Such is a brief and summary statement of what I believe to be the +chief facts relating to the physical ethnology of the people of +Britain. The conclusions which I draw from these and other facts are +(1) That the Melanochroi and the Xanthochroi are two separate races in +the biological sense of the word race; (2) That they have had the same +general distribution as at present from the earliest times of which +any record exists on the continent of Europe; (3) That the population +of the British Islands is derived from them, and from them only. + +The people of Europe, however, owe their national names, not to +their physical characteristics, but to their languages, or to their +political relations; which, it is plain, need not have the slightest +relation to these characteristics. + +Thus, it is quite certain that, in Caesar's time, Gaul was divided +politically into three nationalities--the Belgae, the Celtae, and +the Aquitani; and that the last were very widely different, both in +language and in physical characteristics, from the two former. The +Belgae and the Celtae, on the other hand, differed comparatively +little either in physique or in language. On the former point there is +the distinct testimony of Strabo; as to the latter, St. Jerome states +that the "Galatians had almost the same language as the Treviri." Now, +the Galatians were emigrant Volcae Tectosages, and therefore Celtae; +while the Treviri were Belgae. + +At the present day, the physical characters of the people of +Belgic Gaul remain distinct from those of the people of Aquitaine, +notwithstanding the immense changes which have taken place since +Caesar's time; but Belgae, Celtae, and Aquitani (all but a mere +fraction of the last two, represented by the Basques and the Britons) +are fused into one nationality, "le peuple Francais." But they have +adopted the language of one set of invaders, and the name of another; +their original names and languages having almost disappeared. +Suppose that the French language remained as the sole evidence of +the existence of the population of Gaul, would the keenest philologer +arrive at any other conclusion than that this population was +essentially and fundamentally a "Latin" race, which had had some +communication with Celts and Teutons? Would he so much as suspect the +former existence of the Aquitani? + +Community of language testifies to close contact between the people +who speak the language, but to nothing else; philology has absolutely +nothing to do with ethnology, except so far as it suggests the +existence or the absence of such contact. The contrary assumption, +that language is a test of race, has introduced the utmost confusion +into ethnological speculation, and has nowhere worked greater +scientific and practical mischief than in the ethnology of the British +Islands. + +What is known, for certain, about the languages spoken in these +islands and their affinities may, I believe, be summed up as +follows:-- + +I. _At the time of the Roman conquest, one language, the Celtic, under +two principal dialectical divisions, the Cymric and the Gaelic, was +spoken throughout the British Islands. Cymric was spoken in Britain, +Gaelic in Ireland._ + +If a language allied to Basque had in earlier times been spoken in +the British Islands, there is no evidence that any Euskarian-speaking +people remained at the time of the Roman conquest. The dark and the +fair population of Britain alike spoke Celtic tongues, and therefore +the name "Celt" is as applicable to the one as to the other. + +What was spoken in Ireland can only be surmised by reasoning from the +knowledge of later times; but there seems to be no doubt that it was +Gaelic; and that the Gaelic dialect was introduced into the Western +Highlands by Irish invaders. + +II. _The Belgae and the Celtae, with the offshoots of the latter in +Asia Minor, spoke dialects of the Cymric division of Celtic_. + +The evidence of this proposition lies in the statement of St. Jerome +before cited; in the similarity of the names of places in Belgic Gaul +and in Britain; and in the direct comparison of sundry ancient Gaulish +and Belgic words which have been preserved, with the existing Cymric +dialects, for which I must refer to the learned work of Brandes. + +Formerly, as at the present day, the Cymric dialects of Celtic were +spoken by both the fair and the dark stocks. + +III. _There is no record of Gaelic being spoken anywhere save in +Ireland, Scotland, and the Isle of Man_. + +This appears to be the final result of the long discussions which have +taken place on this much-debated question. As is the case with the +Cymric dialects, Gaelic is now spoken by both dark and fair stocks. + +IV. _When the Teutonic languages first became known, they were spoken +only Xanthochroi, that is to say, by the Germans, the Scandinavians, +and Goths. And they were imported by Xanthochroi into Gaul and into +Britain._ + +In Gaul the imported Teutonic dialect has been completely overpowered +by the more or less modified Latin, which it found already in +possession; and what Teutonic blood there may be in modern Frenchmen +is not adequately represented in their language. In Britain, on the +contrary, the Teutonic dialects have overpowered the pre-existing +forms of speech, and the people are vastly less "Teutonic" than +their language. Whatever may have been the extent to which the +Celtic-speaking population of the eastern half of Britain was trodden +out and supplanted by the Teutonic-speaking Saxons and Danes, it is +quite certain that no considerable displacement of the Celtic-speaking +people occurred in Cornwall, Wales, or the Highlands of Scotland; and +that nothing approaching to the extinction of that people took place +in Devonshire, Somerset, or the western moiety of Britain generally. +Nevertheless, the fundamentally Teutonic English language is now +spoken throughout Britain, except by an insignificant fraction of the +population in Wales and the Western Highlands. But it is obvious +that this fact affords not the slightest justification for the common +practice of speaking of the present inhabitants of Britain as an +"Anglo-Saxon" people. It is, in fact, just as absurd as the habit of +talking of the French people as a "Latin" race, because they speak a +language which is, in the main, derived from Latin. And the absurdity +becomes the more patent when those who have no hesitation in calling +a Devonshire man, or a Cornish man, an "Anglo-Saxon," would think it +ridiculous to call a Tipperary man by the same title, though he and +his forefathers may have spoken English for as long a time as the +Cornish man. + +Ireland, at the earliest period of which we have any knowledge, +contained like Britain, a dark and a fair stock, which, there is every +reason to believe, were identical with the dark and the fair stocks +of Britain. When the Irish first became known they spoke a Gaelic +dialect, and though, for many centuries, Scandinavians made continual +incursions upon, and settlements among them, the Teutonic languages +made no more way among the Irish than they did among the French. How +much Scandinavian blood was introduced there is no evidence to show. +But after the conquest of Ireland by Henry II., the English people, +consisting in part of the descendants of Cymric speakers, and in part +of the descendants of Teutonic speakers, made good their footing in +the eastern half of the island, as the Saxons and Danes made good +theirs in England; and did their best to complete the parallel by +attempting the extirpation of the Gaelic-speaking Irish. And they +succeeded to a considerable extent; a large part of Eastern Ireland is +now peopled by men who are substantially English by descent, and the +English language has spread over the land far beyond the limits of +English blood. + +Ethnologically, the Irish people were originally, like the people of +Britain, a mixture of Melanochroi and Xanthochroi. They resembled the +Britons in speaking a Celtic tongue; but it was a Gaelic and not a +Cymric form of the Celtic language. Ireland was untouched by the Roman +conquest, nor do the Saxons seem to have had any influence upon +her destinies, but the Danes and Norsemen poured in a contingent of +Teutonism, which has been largely supplemented by English and Scotch +efforts. + +What, then, is the value of the ethnological difference between the +Englishman of the western half of England and the Irishman of the +eastern half of Ireland? For what reason does the one deserve the +name of a "Celt," and not the other? And further, if we turn to +the inhabitants of the western half of Ireland, why should the term +"Celts" be applied to them more than to the inhabitants of Cornwall? +And if the name is applicable to the one as justly as to the other, +why should not intelligence, perseverance, thrift, industry, sobriety, +respect for law, be admitted to be Celtic virtues? And why should we +not seek for the cause of their absence in something else than the +idle pretext of "Celtic blood?" + +I have been unable to meet with any answers to these questions. + +V. _The Celtic and the Teutonic dialects are members of the same +great Aryan family of languages; but there is evidence to show that a +non-Aryan language was at one time spoken over a large extent of the +area occupied by Melanochroi in Europe_. + +The non-Aryan language here referred to is the Euskarian, now spoken +only by the Basques, but which seems in earlier times to have been +the language of the Aquitanians and Spaniards, and may possibly have +extended much further to the East. Whether it has any connection with +the Ligurian and Oscan dialects are questions upon which, of course, +I do not presume to offer any opinion. But it is important to remark +that it is a language the area of which has gradually diminished +without any corresponding extirpation of the people who primitively +spoke it; so that the people of Spain and of Aquitaine at the present +day must be largely "Euskarian" by descent in just the same sense as +the Cornish men are "Celtic" by descent. + +Such seem to me to be the main facts respecting the ethnology of the +British islands and of Western Europe, which may be said to be fairly +established. The hypothesis by which I think (with De Belloguet and +Thurnam) the facts may best be explained is this: In very remote times +Western Europe and the British islands were inhabited by the dark +stock, or the Melanochroi, alone, and these Melanochroi spoke dialects +allied to the Euskarian. The Xanthochroi, spreading over the great +Eurasiatic plains westward, and speaking Aryan dialects, gradually +invaded the territories of the Melanochroi. The Xanthochroi, who +thus came into contact with the Western Melanochroi, spoke a Celtic +language; and that Celtic language, whether Cymric or Gaelic, spread +over the Melanochroi far beyond the limits of intermixture of blood, +supplanting Euskarian, just as English and French, have supplanted +Celtic. Even as early as Caesar's time, I suppose that the Euskarian +was everywhere, except in Spain and in Aquitaine, replaced by Celtic, +and thus the Celtic speakers were no longer of one ethnological stock, +but of two. Both in Western Europe and in England a third wave of +language--in the one case Latin, in the other Teutonic--has spread +over the same area. In Western Europe, it has left a fragment of the +primary Euskarian in one corner of the country, and a fragment of the +secondary Celtic in another. In the British islands, only outlying +pools of the secondary linguistic wave remain in Wales, the Highlands, +Ireland, and the Isle of Man. If this hypothesis is a sound one, it +follows that the name of Celtic is not properly applicable to the +Melanochroic or dark stock of Europe. They are merely, so to speak, +secondary Celts. The primary and aboriginal Celtic-speaking people are +Xanthochroi--the typical Gauls of the ancient writers, and the close +allies by blood, customs, and language, of the Germans. + + + + +IX. + +PALAEONTOLOGY AND THE DOCTRINE OF EVOLUTION. + +(THE ANNIVERSARY ADDRESS TO THE GEOLOGICAL SOCIETY, FOR 1870.) + + +It is now eight years since, in the absence of the late Mr. Leonard +Homer, who then presided over us, it fell to my lot, as one of the +Secretaries of this Society, to draw up the customary Annual Address. +I availed myself of the opportunity to endeavour to "take stock" +of that portion of the science of biology which is commonly called +"palaeontology," as it then existed; and, discussing one after another +the doctrines held by palaeontologists, I put before you the results +of my attempts to sift the well-established from the hypothetical or +the doubtful. Permit me briefly to recall to your minds what those +results were:-- + +1. The living population of all parts of the earth's surface which +have yet been examined has undergone a succession of changes which, +upon the whole, have been of a slow and gradual character. + +2. When the fossil remains which are the evidences of these successive +changes, as they have occurred in any two more or less distant parts +of the surface of the earth, are compared, they exhibit a certain +broad and general parallelism. In other words, certain forms of life +in one locality occur in the same general order of succession as, or +are _homotaxial_ with, similar forms in the other locality. + +3. Homotaxis is not to be held identical with synchronism without +independent evidence. It is possible that similar, or even identical, +faunae and florae in two different localities may be of extremely +different ages, if the term "age" is used in its proper chronological +sense. I stated that "geographical provinces, or zones, may have been +as distinctly marked in the Palaeozoic epoch as at present; and those +seemingly sudden appearances of new genera and species, which we +ascribe to new creation, may be simple results of migration." + +4. The opinion that the oldest known fossils are the earliest forms of +life has no solid foundation. + +5. If we confine ourselves to positively ascertained facts, the total +amount of change in the forms of animal and vegetable life, since the +existence of such forms is recorded, is small. When compared with the +lapse of time since the first appearance of these forms, the amount +of change is wonderfully small. Moreover, in each great group of the +animal and vegetable kingdoms, there are certain forms which I termed +PERSISTENT TYPES, which have remained, with but very little apparent +change, from their first appearance to the present time. + +6. In answer to the question "What, then, does an impartial survey of +the positively ascertained truths of palaeontology testify in relation +to the common doctrines of progressive modification, which suppose +that modification to have taken place by a necessary progress from +more to less embryonic forms, from more to less generalized types, +within, the limits of the period represented by the fossiliferous +rocks?" I reply, "It negatives these doctrines; for it either shows us +no evidence of such modification, or demonstrates such modification as +has occurred to have been very slight; and, as to the nature of +that modification, it yields no evidence whatsoever that the earlier +members of any long-continued group were more generalized in structure +than the later ones." + +I think that I cannot employ my last opportunity of addressing you, +officially, more properly--I may say more dutifully--than in +revising these old judgments with such help as further knowledge and +reflection, and an extreme desire to get at the truth, may afford me. + +1. With respect to the first proposition, I may remark that +whatever may be the case among the physical geologists, catastrophic +palaeontologists are practically extinct. It is now no part of +recognized geological doctrine that the species of one formation all +died out and were replaced by a brand-new set in the next formation. +On the contrary, it is generally, if not universally, agreed that +the succession of life has been, the result of a slow and gradual +replacement of species by species; and that all appearances of +abruptness of change are due to breaks in the series of deposits, or +other changes in physical conditions. The continuity of living forms +has been unbroken from the earliest times to the present day. + +2, 3. The use of the word "homotaxis" instead of "synchronism" has +not, so far as I know, found much favour in the eyes of geologists. +I hope, therefore, that it is a love for scientific caution, and not +mere personal affection for a bantling of my own, which leads me still +to think that the change of phrase is of importance, and that the +sooner it is made, the sooner shall we get rid of a number of pitfalls +which beset the reasoner upon the facts and theories of geology. + +One of the latest pieces of foreign intelligence which has reached +us is the information that the Austrian geologists have, at last, +succumbed to the weighty evidence which M. Barrande has accumulated, +and have admitted the doctrine of colonies. But the admission of the +doctrine of colonies implies the further admission that even identity +of organic remains is no proof of the synchronism of the deposits +which contain them. + +4. The discussions touching the _Eozoon_, which commenced in 1864, +have abundantly justified the fourth proposition. In 1862, the oldest +record of life was in the Cambrian rocks; but if the _Eozoon_ be, +as Principal Dawson and Dr. Carpenter have shown so much reason for +believing, the remains of a living being, the discovery of its true +nature carried life back to a period which, as Sir William Logan has +observed, is as remote from that during which the Cambrian rocks were +deposited, as the Cambrian epoch itself is from the tertiaries. In +other words, the ascertained duration of life upon the globe was +nearly doubled at a stroke. + +5. The significance of persistent types, and of the small amount of +change which has taken place even in those forms which can be shown to +have been modified, becomes greater and greater in my eyes, the longer +I occupy myself with the biology of the past. + +Consider how long a time has elapsed since the Miocene epoch. Yet, at +that time, there is reason to believe that every important group in +every order of the _Mammalia_ was represented. Even the comparatively +scanty Eocene fauna yields examples of the orders _Cheiroptera, +Insectivora, Rodentia_, and _Perissodactyla_; of _Artiodactyla_ +under both the Ruminant and the Porcine modifications; of _Carnivora, +Cetacea_, and _Marsupialia_. + +Or, if we go back to the older half of the Mesozoic epoch, how truly +surprising it is to find every order of the _Reptilia_, except +the _Ophidia_, represented; while some groups, such as the +_Ornithoscelida_ and the _Pterosauria_, more specialized than any +which now exist, abounded. + +There is one division of the _Amphibia_ which offers especially +important evidence upon this point, inasmuch as it bridges over the +gap between the Mesozoic and the Palaeozoic formations (often supposed +to be of such prodigious magnitude), extending, as it does, from the +bottom of the Carboniferous series to the top of the Trias, if not +into the Lias. I refer to the Labyrinthodonts. As the address of 1862 +was passing through the press, I was able to mention, in a note, the +discovery of a large Labyrinthodont, with well-ossified vertebrae, in +the Edinburgh coal-field. Since that time eight or ten distinct genera +of Labyrinthodonts have been discovered in the Carboniferous rocks +of England, Scotland, and Ireland, not to mention the American forms +described by Principal Dawson and Professor Cope. So that, at the +present time, the Labyrinthodont Fauna of the Carboniferous rocks is +more extensive and diversified than that of the Trias, while its chief +types, so far as osteology enables us to judge, are quite as highly +organized. Thus it is certain that a comparatively highly organized +vertebrate type, such as that of the Labyrinthodonts, is capable +of persisting, with no considerable change, through the period +represented by the vast deposits which constitute the Carboniferous, +the Permian, and the Triassic formations. + +The very remarkable results which have been brought to light by the +sounding and dredging operations, which have been carried on with +such remarkable success by the expeditions sent out by our own, the +American, and the Swedish Governments, under the supervision of +able naturalists, have a bearing in the same direction. These +investigations have demonstrated the existence, at great depths in the +ocean, of living animals in some cases identical with, in others very +similar to, those which are found fossilized in the white chalk. The +_Globigerinae_, Cyatholiths, Coccospheres, Discoliths in the one are +absolutely identical with those in the other; there are identical, or +closely analogous, species of Sponges, Echinoderms, and Brachiopods. +Off the coast of Portugal, there now lives a species of _Beryx_, +which, doubtless, leaves its bones and scales here and there in the +Atlantic ooze, as its predecessor left its spoils in the mud of the +sea of the Cretaceous epoch. + +Many years ago[1] I ventured to speak of the Atlantic mud as "modern +chalk," and I know of no fact inconsistent with the view which +Professor Wyville Thomson has advocated, that the modern chalk is not +only the lineal descendant of the ancient chalk, but that it remains, +so to speak, in the possession of the ancestral estate; and that from +the Cretaceous period (if not much earlier) to the present day, the +deep sea has covered a large part of what is now the area of the +Atlantic. But if _Globigerinae_, and _Terebratula caput-serpentis_ +and _Beryx_, not to mention other forms of animals and of plants, thus +bridge over the interval between the present and the Mesozoic periods, +is it possible that the majority of other living things underwent a +"sea-change into something new and strange" all at once? + +[Footnote 1: See an article in the _Saturday Review_, for 1858, on +"Chalk, Ancient and Modern."] + +6. Thus far I have endeavoured to expand and to enforce by fresh +arguments, but not to modify in any important respect, the ideas +submitted to you on a former occasion. But when I come to the +propositions touching progressive modification, it appears to me, with +the help of the new light which has broken from various quarters, that +there is much ground for softening the somewhat Brutus-like severity +with which, in 1862, I dealt with a doctrine, for the truth of which I +should have been glad enough to be able to find a good foundation. +So far, indeed, as the _Invertebrata_, and the lower _Vertebrata_ are +concerned, the facts and the conclusions which are to be drawn from +them appear to me to remain what they were. For anything that, as yet, +appears to the contrary, the earliest known Marsupials may have been +as highly organized as their living congeners; the Permian lizards +show no signs of inferiority to those of the present day; the +Labyrinthodonts cannot be placed below the living Salamander and +Triton; the Devonian Ganoids are closely related to _Polypterus_ and +to _Lepidosiren_. + +But when we turn to the higher _Vertebrata_, the results of recent +investigations, however we may sift and criticise them, seem to me to +leave a clear balance in favour of the doctrine of the evolution +of living forms one from another. Nevertheless, in discussing this +question, it is very necessary to discriminate carefully between the +different kinds of evidence from fossil remains which are brought +forward in favour of evolution. + +Every fossil which takes an intermediate place between forms of +life already known, may be said, so far as it is intermediate, to be +evidence in favour of evolution, inasmuch as it shows a possible road +by which evolution may have taken place. But the mere discovery of +such a form does not, in itself, prove that evolution took place by +and through it, nor does it constitute more than presumptive evidence +in favour of evolution in general. Suppose A, B, C to be three +forms, while B is intermediate in structure between A and C. Then the +doctrine of evolution offers four possible alternatives. A may have +become C by way of B; or C may have become A by way of B; or A and +C may be independent modifications of B; or A, B, and C may be +independent modifications of some unknown D. Take the case of the +Pigs, the _Anoplotheridae_, and the Ruminants. The _Anoplotheridae_ +are intermediate between the first and the last; but this does not +tell us whether the Ruminants have come from the Pigs, or the Pigs +from Ruminants, or both from _Anoplotheridae_, or whether Pigs, +Ruminants, and _Anoplotheridae_ alike may not have diverged from some +common stock. + +But if it can be shown that A, B, and C exhibit successive stages in +the degree of modification, or specialization, of the same type; and +if, further, it can be proved that they occur in successively +newer deposits. A being in the oldest and C in the newest, then the +intermediate character of B has quite another importance, and I should +accept it, without hesitation, as a link in the genealogy of C. I +should consider the burden of proof to be thrown upon anyone who +denied C to have been derived from A by way of B, or in some closely +analogous fashion; for it is always probable that one may not hit upon +the exact line of filiation, and, in dealing with fossils, may mistake +uncles and nephews for fathers and sons. + +I think it necessary to distinguish between the former and the latter +classes of intermediate forms, as _intercalary types_ and _linear +types_. When I apply the former term, I merely mean to say that as +a matter of fact, the form B, so named, is intermediate between the +others, in the sense in which the _Anoplotherium_ is intermediate +between the Pigs and the Ruminants--without either affirming, or +denying, any direct genetic relation between the three forms involved. +When I apply the latter term, on the other hand, I mean to express the +opinion that the forms A, B, and C constitute a line of descent, and +that B is thus part of the lineage of C. + +From the time when Cuvier's wonderful researches upon the extinct +Mammals of the Paris gypsum first made intercalary types known, and +caused them to be recognized as such, the number of such forms has +steadily increased among the higher _Mammalia_. Not only do we now +know numerous intercalary forms of _Ungulata_, but M. Gaudry's great +monograph upon the fossils of Pikermi (which strikes me as one of the +most perfect pieces of palaeontological work I have seen for a long +time) shows us, among the _Primates, Mesopithecus_ as an intercalary +form between the _Semnopitheci_ and the _Macaci_; and among the +_Carnivora, Hyaenictis_ and _Ictitherium_ as intercalary, or, perhaps, +linear types between the _Viverridae_ and the _Hyaenidae_. + +Hardly any order of the higher _Mammalia_ stands so apparently +separate and isolated from the rest as that of the _Cetacea_; though +a careful consideration of the structure of the pinnipede _Carnivora_, +or Seals, shows, in them, many an approximation towards the still more +completely marine mammals. The extinct _Zeuglodon_, however, presents +us with an intercalary form between the type of the Seals and that of +the Whales. The skull of this great Eocene sea-monster, in fact, shows +by the narrow and prolonged interorbital region; the extensive union +of the parietal bones in a sagittal suture; the well-developed nasal +bones; the distinct and large incisors implanted in premaxillary +bones, which take a full share in bounding the fore part of the gape; +the two-fanged molar teeth with triangular and serrated crowns, +not exceeding five on each side in each jaw; and the existence of a +deciduous dentition--its close relation with the Seals. While, on +the other hand, the produced rostral form of the snout, the +long symphysis, and the low coronary process of the mandible are +approximations to the cetacean form of those parts. + +The scapula resembles that of the cetacean _Hyperoodon_, but the +supra-spinous fossa is larger and more seal-like; as is the humerus, +which differs from that of the _Cetacea_ in presenting true articular +surfaces for the free jointing of the bones of the fore-arm. In the +apparently complete absence of hinder limbs, and in the characters of +the vertebral column, the _Zeuglodon_ lies on the cetacean side of the +boundary line; so that, upon the whole, the Zeuglodonts, transitional +as they are, are conveniently retained in the cetacean order. And the +publication, in 1864, of M. Van Beneden's memoir on the Miocene and +Pliocene _Squalodon_, furnished much better means than anatomists +previously possessed of fitting in another link of the chain which +connects the existing _Cetacea_ with _Zeuglodon_. The teeth are much +more numerous, although the molars exhibit the zeuglodont double fang; +the nasal bones are very short, and the upper surface of the rostrum +presents the groove, filled up during life by the prolongation of the +ethmoidal cartilage, which is so characteristic of the majority of the +_Cetacea_. + +It appears to me that, just as among the existing _Carnivora_, +the walruses and the eared seals are intercalary forms between the +fissipede Carnivora and the ordinary seals, so the Zeuglodonts are +intercalary between the _Carnivora_, as a whole, and the _Cetacea_. +Whether the Zeuglodonts are also linear types in their relation to +these two groups cannot be ascertained, until we have more definite +knowledge than we possess at present, respecting the relations in time +of the _Carnivora_ and _Cetacea_. + +Thus far we have been concerned with the intercalary types which +occupy the intervals between Families or Orders of the same class; but +the investigations which have been carried on by Professor Gegenbaur, +Professor Cope, and myself into the structure and relations of the +extinct reptilian forms of the _Ornithoscelida_ (or _Dinosauria_ and +_Compsognatha_) have brought to light the existence of intercalary +forms between what have hitherto been always regarded as very distinct +classes of the vertebrate sub-kingdom, namely _Reptilia_ and _Aves_. +Whatever inferences may, or may not, be drawn from the fact, it is now +an established truth that, in many of these _Ornithoscelida_, the hind +limbs and the pelvis are much more similar to those of Birds than +they are to those of Reptiles, and that these Bird-reptiles, or +Reptile-birds, were more or less completely bipedal. + +When I addressed you in 1862, I should have been bold indeed had I +suggested that palaeontology would before long show us the possibility +of a direct transition from the type of the lizard to that of the +ostrich. At the present moment we have, in the _Ornithoscelida_, the +intercalary type, which proves that transition to be something more +than a possibility; but it is very doubtful whether any of the genera +of _Ornithoscelida_ with which we are at present acquainted are the +actual linear types by which the transition from the lizard to the +bird was effected. These, very probably, are still hidden from us in +the older formations. + +Let us now endeavour to find some cases of true linear types, or forms +which are intermediate between others because they stand in a direct +genetic relation to them. It is no easy matter to find clear and +unmistakable evidence of filiation among fossil animals; for, in order +that such evidence should be quite satisfactory, it is necessary that +we should be acquainted with all the most important features of the +organization of the animals which are supposed to be thus related, and +not merely with the fragments upon which the genera and species of the +palaeontologist are so often based. M. Gaudry has arranged the species +of _Hyaenidae, Proboscidea, Rhinocerotidae_, and _Equidae_ in their +order of filiation from their earliest appearance in the Miocene epoch +to the present time, and Professor Ruetimeyer has drawn up similar +schemes for the Oxen and other _Ungulata_--with what, I am disposed +to think, is a fair and probable approximation to the order of nature. +But, as no one is better aware than these two learned, acute, and +philosophical biologists, all such arrangements must be regarded as +provisional, except in those cases in which, by a fortunate accident, +large series of remains are obtainable from a thick and wide-spread +series of deposits. It is easy to accumulate probabilities--hard +to make out some particular case in such a way that it will stand +rigorous criticism. + +After much search, however, I think that such a case is to be made out +in favour of the pedigree of the Horses. + +The genus _Equus_ is represented as far back as the latter part of the +Miocene epoch; but in deposits belonging to the middle of that +epoch its place is taken by two other genera, _Hipparion_ and +_Anchitherium_[1]; and, in the lowest Miocene and upper Eocene, only +the last genus occurs. A species of _Anchitherium_ was referred by +Cuvier to the _Palaeotheria_ under the name of _P. aurelianense_. The +grinding-teeth are in fact very similar in shape and in pattern, and +in the absence of any thick layer of cement, to those of some species +of _Palaeotherium_, especially Cuvier's _Palaeotherium minus_, which +has been formed into a separate genus, _Plagiolophus_, by Pomel. But +in the fact that there are only six full-sized grinders in the lower +jaw, the first premolar being very small; that the anterior grinders +are as large as, or rather larger than, the posterior ones; that the +second premolar has an anterior prolongation; and that the posterior +molar of the lower jaw has, as Cuvier pointed out, a posterior lobe of +much smaller size and different form, the dentition of _Anchitherium_ +departs from the type of the _Palaeotherium_, and approaches that of +the Horse. + +[Footnote 1: Hermann von Meyer gave the name of _Anchitherium_ to _A. +Ezguerrae_; and in his paper on the subject he takes great pains +to distinguish the latter as the type of a new genus, from Cuvier's +_Palaeotherium d'Orleans._ But it is precisely the _Palaeotherium +d'Orleans_ which is the type of Christol's genus _Hipparitherium_; and +thus, though _Hipparitherium_ is of later date than _Anchitherium_, +it seemed to me to have a sort of equitable right to recognition +when this address was written. On the whole, however, it seems most +convenient to adopt _Anchitherium_.] + +Again, the skeleton of _Anchitherium_ is extremely equine. M. Christol +goes so far as to say that the description of the bones of the +horse, or the ass, current in veterinary works, would fit those of +_Anchitherium._ And, in a general way, this may be true enough; but +there are some most important differences, which, indeed, are justly +indicated by the same careful observer. Thus the ulna is complete +throughout, and its shaft is not a mere rudiment, fused into one bone +with the radius. There are three toes, one large in the middle and one +small on each side. The femur is quite like that of a horse, and has +the characteristic fossa above the external condyle. In the British +Museum there is a most instructive specimen of the leg-bones, showing +that the fibula was represented by the external malleolus and by a +flat tongue of bone, which extends up from it on the outer side of the +tibia, and is closely ankylosed with the latter bone.[1] The hind toes +are three, like those of the fore leg; and the middle metatarsal bone +is much less compressed from side to side than that of the horse. + +[Footnote 1: I am indebted to M. Gervais for a specimen which +indicates that the fibula was complete, at any rate, in some cases; +and for a very interesting ramus of a mandible, which shows that, as +in the _Palaeotheria_, the hindermost milk-molar of the lower jaw +was devoid of the posterior lobe which exists in the hindermost true +molar.] + +In the _Hipparion_ the teeth nearly resemble those of the Horses, +though the crowns of the grinders are not so long; like those of the +Horses, they are abundantly coated with cement. The shaft of the +ulna is reduced to a mere style ankylosed throughout nearly its whole +length with the radius, and appearing to be little more than a ridge +on the surface of the latter bone until it is carefully examined. The +front toes are still three, but the outer ones are more slender than +in _Anchitherium_, and their hoofs smaller in proportion to that of +the middle toe: they are, in fact, reduced to mere dew-claws, and do +not touch the ground. In the leg, the distal end of the fibula is so +completely united with the tibia that it appears to be a mere process +of the latter bone, as in the Horses. + +In _Equus_, finally, the crowns of the grinding-teeth become longer, +and their patterns are slightly modified; the middle of the shaft of +the ulna usually vanishes, and its proximal and distal ends ankylose +with the radius. The phalanges of the two outer toes in each foot +disappear, their metacarpal and metatarsal bones being left as the +"splints." + +The _Hipparion_ has large depressions on the face in front of the +orbits, like those for the "larmiers" of many ruminants; but traces +of these are to be seen in some of the fossil horses from the Sewalik +Hills; and, as Leidy's recent researches show, they are preserved in +_Anchitherium_. + +When we consider these facts, and the further circumstance that +the Hipparions, the remains of which have been collected in immense +numbers, were subject, as M. Gaudry and others have pointed out, to +a great range of variation, it appears to me impossible to resist the +conclusion that the types of the _Anchitherium_, of the _Hipparion_, +and of the ancient Horses constitute the lineage of the modern Horses, +the _Hipparion_ being the intermediate stage between the other two, +and answering; to B in my former illustration. + +The process by which the _Anchitherium_ has been converted into +_Equus_ is one of specialization, or of more and more complete +deviation from what might be called the average form of an ungulate +mammal. In the Horses, the reduction of some parts of the limbs, +together with the special modification of those which are left, is +carried to a greater extent than in any other hoofed mammals. The +reduction is less and the specialization is less in the _Hipparion_, +and still less in the _Anchitherium_; but yet, as compared with +other mammals, the reduction and specialization of parts in the +_Anchitherium_ remain great. + +Is it not probable then, that, just as in the Miocene epoch, we find +an ancestral equine form less modified than _Equus_, so, if we go +back to the Eocene epoch, we shall find some quadruped related to the +_Anchitherium_, as _Hipparion_ is related to _Equus_, and consequently +departing less from the average form? + +I think that this desideratum is very nearly, if not quite, supplied +by _Plagiolophus_, remains of which occur abundantly in some parts +of the Upper and Middle Eocene formations. The patterns of +the grinding-teeth of _Plagiolophus_ are similar to those of +_Anchitherium_, and their crowns are as thinly covered with cement; +but the grinders diminish in size forwards, and the last lower molar +has a large hind lobe, convex outwards and concave inwards, as in +_Palceotherium_. The ulna is complete and much larger than in any +of the _Equidae_, while it is more slender than in most of the true +_Palaeotheria_; it is fixedly united, but not ankylosed, with the +radius. There are three toes in the fore limb, the outer ones being +slender, but less attenuated than in the _Equidae_. The femur is more +like that of the _Palaeotheria_ than that of the horse, and has only +a small depression above its outer condyle in the place of the great +fossa which is so obvious in the _Equidae_. The fibula is distinct, +but very slender, and its distal end is ankylosed with the tibia. +There are three toes on the hind foot having similar proportions to +those on the fore foot. The principal metacarpal and metatarsal bones +are flatter than they are in any of the _Equidae_; and the metacarpal +bones are longer than the metatarsals, as in the _Palaeotheria_. + +In its general form, _Plagiolophus_ resembles a very small and slender +horse[1], and is totally unlike the reluctant, pig-like creature +depicted in Cuvier's restoration of his _Palaeotherium minus_ in the +"Os semens Fossils." + +[Footnote 1: Such, at least, is the conclusion suggested by the +proportions of the skeleton figured by Cuvier and De Blainville; but +perhaps something between a Horse and an Agouti would be nearest the +mark.] + +It would be hazardous to say that _Plagiolophus_ is the exact radical +form of the Equine quadrupeds; but I do not think there can be any +reasonable doubt that the latter animals have resulted from the +modification of some quadruped similar to _Plagiolophus_. + +We have thus arrived at the Middle Eocene formation, and yet +have traced back the Horses only to a three-toed stock; but these +three-toed forms, no less than the Equine quadrupeds themselves, +present rudiments of the two other toes which appertain to what I +have termed the "average" quadruped. If the expectation raised by +the splints of the Horses that, in some ancestor of the Horses, these +splints would be found to be complete digits, has been verified, +we are furnished with very strong reasons for looking for a no +less complete verification of the expectation that the three-toed. +_Plagiolophus_-like "avus" of the horse must have had a five-toed +"atavus" at some earlier period. + +No such five-toed "atavus," however, has yet made its appearance among +the few middle and older Eocene _Mammalia_ which are known. + +Another series of closely affiliated forms, though the evidence they +afford is perhaps less complete than that of the Equine series, +is presented to us by the _Dichobune_ of the Eocene epoch, the +_Cainotherium_ of the Miocene, and the _Tragulidae_, or so-called +"Musk-deer," of the present day. + +The _Tragulidae_ have no incisors in the upper jaw, and only six +grinding-teeth on each side of each jaw; while the canine is moved up +to the outer incisor, and there is a diastema, in the lower jaw. There +are four complete toes on the hind foot, but the middle metatarsals +usually become, sooner or later, ankylosed into a cannon bone. The +navicular and the cuboid unite, and the distal end of the fibula is +ankylosed with the tibia. + +In _Cainotherium_ and _Dichobune_ the upper incisors are fully +developed. There are seven grinders; the teeth form a continuous +series without a diastema. The metatarsals, the navicular and cuboid, +and the distal end of the fibula, remain free. In the _Cainotherium_, +also, the second metacarpal is developed, but is much shorter than the +third, while the fifth is absent or rudimentary. In this respect it +resembles _Anoplotherium secundarium_. This circumstance, and the +peculiar pattern of the upper molars in _Cainotherium_, lead me +to hesitate in considering it as the actual ancestor of the modern +_Tragulidae_. If _Dichobune_ has a four-toed fore foot (though I am +inclined to suspect that it resembles _Cainotherium_), it will be a +better representative of the oldest forms of the Traguline series; but +_Dichobune_ occurs in the Middle-Eocene, and is, in fact, the oldest +known artiodactyle mammal. Where, then, must we look for its five-toed +ancestor? + +If we follow down other lines of recent and tertiary _Ungulata_, the +same question presents itself. The Pigs are traceable back through +the Miocene epoch to the Upper Eocene, where they appear in the +two well-marked forms of _Hyopotamus_ and _Chaeropotamus_; but +_Hyopotamus_ appears to have had only two toes. + +Again, all the great groups of the Ruminants, the _Bovidae, +Antilopidae, Camelopardalidae_, and _Cervidae_, are represented in +the Miocene epoch, and so are the Camels. The Upper Eocene +_Anoplotherium_, which is intercalary between the Pigs and the +_Tragulidae_, has only two or, at most, three toes. Among the scanty +mammals of the Lower Eocene formation we have the perissodactyle +_Ungulata_ represented by _Coryphodon, Hyra-cotherium_, and +_Pliolophus_. Suppose for a moment, for the sake of following out +the argument, that _Pliolophus_ represents the primary stock of the +Perissodactyles, and _Dichobune_ that of the Artiodactyles (though +I am far from saying that such is the case), then we find, in the +earliest fauna of the Eocene epoch to which our investigations carry +us, the two divisions of the _Ungulata_ completely differentiated, and +no trace of any common stock of both, or of five-toed predecessors to +either. With the case of the Horses before us, justifying a belief in +the production of new animal forms by modification of old ones, I see +no escape from the necessity of seeking for these ancestors of the +_Ungulata_ beyond the limits of the Tertiary formations. + +I could as soon admit special creation, at once, as suppose that the +Perissodactyles and Artiodactyles had no five-toed ancestors. And when +we consider how large a portion of the Tertiary period elapsed before +_Anchitherium_ was converted into _Equus_, it is difficult to escape +the conclusion that a large proportion of time anterior to the +Tertiary period must have been expended in converting the common stock +of the _Ungulata_ into Perissodactyles and Artiodactyles. + +The same moral is inculcated by the study of every other order of +Tertiary monodelphous _Mammalia_. Each of these orders is represented +in the Miocene epoch: the Eocene formation, as I have already said, +contains _Cheiroptera, Insectivora, Rodentia, Ungulata, Carnivora,_ +and _Cetacea_. But the _Cheiroptera_ are extreme modifications of the +_Insectivora_, just as the _Cetacea_ are extreme modifications of +the Carnivorous type; and therefore it is to my mind incredible +that monodelphous _Insectivora_ and _Carnivora_ should not have been +abundantly developed, along with _Ungulata_, in the Mesozoic epoch. +But if this be the case, how much further back must we go to find the +common stock of the monodelphous _Mammalia_? As to the _Didelphia_, +if we may trust the evidence which seems to be afforded by their +very scanty remains, a Hypsiprymnoid form existed at the epoch of the +Trias, contemporaneously with a Carnivorous form. At the epoch of the +Trias, therefore, the _Marsupialia_ must have, already existed long +enough to have become differentiated into carnivorous and herbivorous +forms. But the _Monotremata_ are lower forms than the _Didelphia,_ +which last are intercalary between the _Ornithodelphia_ and the +_Monodelphia_. To what point of the Palaeozoic epoch, then, must we, +upon any rational estimate, relegate the origin of the _Monotremata_? + +The investigation of the occurrence of the classes and of the orders +of the _Sauropsida_ in time points in exactly the same direction. +If, as there is great reason to believe, true Birds existed in the +Triassic epoch, the ornithoscelidous forms by which Reptiles passed +into Birds must have preceded them. In fact there is, even at present, +considerable ground for suspecting the existence of _Dinosauria_ in +the Permian formations; but, in that case, lizards must be of still +earlier date. And if the very small differences which are observable +between the _Crocodilia_ of the older Mesozoic formations and those of +the present day furnish any sort of approximation towards an estimate +of the average rate of change among the _Sauropsida_, it is almost +appalling to reflect how far back in Palaeozoic times we must go, +before we can hope to arrive at that common stock from which the +_Crocodilia, Lacertilia, Ornithoscelida_, and _Plesiosauria_, which +had attained so great a development in the Triassic epoch, must have +been derived. + +The _Amphibia_ and _Pisces_ tell the same story. There is not a +single class of vertebrated animals which, when it first appears, +is represented by analogues of the lowest known members of the same +class. Therefore, if there is any truth in the doctrine of evolution, +every class must be vastly older than the first record of its +appearance upon the surface of the globe. But if considerations of +this kind compel us to place the origin of vertebrated animals at +a period sufficiently distant from the Upper Silurian, in which the +first Elasmobranchs and Ganoids occur, to allow of the evolution of +such fishes as these from a Vertebrate as simple as the _Amphioxus_, +I can only repeat that it is appalling to speculate upon the extent to +which that origin must have preceded the epoch of the first recorded +appearance of vertebrate life. + +Such is the further commentary which I have to offer upon the +statement of the chief results of palaeontology which I formerly +ventured to lay before you. + +But the growth of knowledge in the interval makes me conscious of +an omission of considerable moment in that statement, inasmuch as it +contains no reference to the bearings of palaeontology upon the theory +of the distribution of life; nor takes note of the remarkable manner +in which the facts of distribution, in present and past times, accord +with the doctrine of evolution, especially in regard to land animals. + +That connection between palaeontology and geology and the present +distribution of terrestrial animals, which so strikingly impressed +Mr. Darwin, thirty years ago, as to lead him to speak of a "law of +succession of types," and of the wonderful relationship on the same +continent between the dead and the living, has recently received much +elucidation from the researches of Gaudry, of Ruetimeyer, of Leidy, +and of Alphonse Milne-Edwards, taken in connection with the +earlier labours of our lamented colleague Falconer; and it has been +instructively discussed in the thoughtful and ingenious work of Mr. +Andrew Murray "On the Geographical Distribution of Mammals."[1] + +[Footnote 1: The paper "On the Form and Distribution of the +Land-tracts during the Secondary and Tertiary Periods respectively; +and on the Effect upon Animal Life which great Changes in Geographical +Configuration have probably produced," by Mr. Searles V. Wood, jun., +which was published in the _Philosophical Magazine_, in 1862, was +unknown to me when this Address was written. It is well worthy of the +most careful study.] + +I propose to lay before you, as briefly as I can, the ideas to which a +long consideration of the subject has given rise in my own mind. + +If the doctrine of evolution is sound, one of its immediate +consequences clearly is, that the present distribution of life +upon the globe is the product of two factors, the one being the +distribution which obtained in the immediately preceding epoch, and +the other the character and the extent of the changes which have taken +place in physical geography between the one epoch and the other; or, +to put the matter in another way, the Fauna and Flora of any given +area, in any given epoch, can consist only of such forms of life as +are directly descended from those which constituted the Fauna and +Flora of the same area in the immediately preceding epoch, unless the +physical geography (under which I include climatal conditions) of +the area has been so altered as to give rise to immigration of living +forms from some other area. + +The evolutionist, therefore, is bound to grapple with the following +problem whenever it is clearly put before him:--Here are the Faunae of +the same area during successive epochs. Show good cause for believing +either that these Faunae have been derived from one another by gradual +modification, or that the Faunae have reached the area in question +by migration from some area in which they have undergone their +development. + +I propose to attempt to deal with this problem, so far as it is +exemplified by the distribution of the terrestrial _Vertebrata_, and I +shall endeavour to show you that it is capable of solution in a sense +entirely favourable to the doctrine of evolution. + +I have elsewhere[1] stated at length the reasons which lead me to +recognize four primary distributional provinces for the terrestrial +_Vertebrata_ in the present world, namely,--first, the _Novozelanian_, +or New-Zealand province; secondly, the _Australian_ province, +including Australia, Tasmania, and the Negrito Islands; thirdly, +_Austro-Columbia_, or South America _plus_ North America as far as +Mexico; and fourthly, the rest of the world, or _Arctogaea_, in which +province America north of Mexico constitutes one sub-province, Africa +south of the Sahara a second, Hindostan a third, and the remainder of +the Old World, a fourth. + +[Footnote 1: "On the Classification and Distribution of the +Alectoromorphae;" Proceedings of the Zoological Society, 1868.] + +Now the truth which Mr. Darwin perceived and promulgated as "the law +of the succession of types" is, that, in all these provinces, the +animals found in Pliocene or later deposits are closely affined to +those which now inhabit the same provinces; and that, conversely, the +forms characteristic of other provinces are absent. North and South +America, perhaps, present one or two exceptions to the last rule, but +they are readily susceptible of explanation. Thus, in Australia, the +later Tertiary mammals are marsupials (possibly with exception of the +Dog and a Rodent or two, as at present). In Austro-Columbia the later +Tertiary fauna exhibits numerous and varied forms of Platyrrhine +Apes, Rodents, Cats, Dogs, Stags, _Edentata_, and Opossums; but, as +at present, no Catarrhine Apes, no Lemurs, no _Insectivora_, Oxen, +Antelopes, Rhinoceroses, nor _Didelphia_ other than Opossums. And in +the wide-spread Arctogaeal province, the Pliocene and later mammals +belong to the same groups as those which now exist in the province. +The law of succession of types, therefore, holds good for the present +epoch as compared with its predecessor. Does it equally well apply to +the Pliocene fauna when we compare it with that of the Miocene epoch? +By great good fortune, an extensive mammalian fauna of the latter +epoch has now become known, in four very distant portions of the +Arctogaeal province which do not differ greatly in latitude. Thus +Falconer and Cautley have made known the fauna of the sub-Himalayas +and the Perim Islands; Gaudry that of Attica; many observers that of +Central Europe and France; and Leidy that of Nebraska, on the eastern +flank of the Rocky Mountains. The results are very striking. The total +Miocene fauna comprises many genera, and species of Catarrhine Apes, +of Bats, of _Insectivora_; of Arctogaeal types of _Rodentia_; of +_Proboscidea_; of equine, rhinocerotic, and tapirine quadrupeds; of +cameline, bovine, antilopine, cervine, and traguline Ruminants; of +Pigs and Hippopotamuses; of _Viverridae_ and _Hyaenidae_ among other +_Carnivora_; with _Edentata_ allied to the Arctogaeal _Orycteropus_ +and _Manis_, and not to the Austro-Columbian Edentates. The only type +present in the Miocene, but absent in the existing, fauna of Eastern +Arctogaea, is that of the _Didelphidae_, which, however, remains in +North America. + +But it is very remarkable that while the Miocene fauna of the +Arctogaeal province, as a whole, is of the same character as the +existing fauna of the same province, as a whole, the component +elements of the fauna were differently associated. In the Miocene +epoch, North America possessed Elephants, Horses, Rhinoceroses, and +a great number and variety of Ruminants and Pigs, which are absent +in the present indigenous fauna; Europe had its Apes, Elephants, +Rhinoceroses, Tapirs, Musk-deer, Giraffes, Hyaenas, great Cats, +Edentates, and Opossum-like Marsupials, which have equally vanished +from its present fauna; and in Northern India, the African types of +Hippopotamuses, Giraffes, and Elephants were mixed up with what +are now the Asiatic types of the latter, and with Camels, and +Semnopithecine and Pithecine Apes of no less distinctly Asiatic forms. + +In fact the Miocene mammalian fauna of Europe and the Himalayan +regions contains, associated together, the types which are at present +separately located in the South-African and Indian sub-provinces of +Arctogaea. Now there is every reason to believe, on other grounds, +that both Hindostan, south of the Ganges, and Africa, south of the +Sahara, were separated by a wide sea from Europe and North Asia during +the Middle and Upper Eocene epochs. Hence it becomes highly probable +that the well-known similarities, and no less remarkable differences, +between the present Faunae of India and South Africa have arisen +in some such fashion as the following. Some time during the Miocene +epoch, possibly when the Himalayan chain was elevated, the bottom of +the nummulitic sea was upheaved and converted into dry land, in the +direction of a line extending from Abyssinia to the mouth of the +Ganges. By this means, the Dekhan on the one hand, and South Africa +on the other, became connected with the Miocene dry land and with one +another. The Miocene mammals spread gradually over this intermediate +dry land; and if the condition of its eastern and western ends offered +as wide contrasts as the valleys of the Ganges and Arabia do now, many +forms which made their way into Africa must have been different from +those which reached the Dekhan, while others might pass into both +these sub-provinces. + +That there was a continuity of dry land between Europe and North +America during the Miocene epoch, appears to me to be a necessary +consequence of the fact that many genera of terrestrial mammals, such +as _Castor_, _Hystrix_, _Elephas_, _Mastodon_, _Equus_, _Hipparion_, +_Anchitherium_, _Rhinoceros_, _Cervus_, _Amphicyon_, _Hyaenarctos_, +and _Machairodus_, are common to the Miocene formations of the two +areas, and have as yet been found (except perhaps _Anchitherium_) in +no deposit of earlier age. Whether this connection took place by the +east, or by the west, or by both sides of the Old World, there is at +present no certain evidence, and the question is immaterial to the +present argument; but, as there are good grounds for the belief that +the Australian province and the Indian and South-African sub-provinces +were separated by sea from the rest of Arctogaea before the Miocene +epoch, so it has been rendered no less probable, by the investigations +of Mr. Carrick Moore and Professor Duncan, that Austro-Columbia was +separated by sea from North America during a large part of the Miocene +epoch. + +It is unfortunate that we have no knowledge of the Miocene mammalian +fauna of the Australian and Austro-Columbian provinces; but, seeing +that not a trace of a Platyrrhine Ape, of a Procyonine Carnivore, of a +characteristically South-American Rodent, of a Sloth, an Armadillo, +or an Ant-eater has yet been found in Miocene deposits of Arctogaea, I +cannot doubt that they already existed in the Miocene Austro-Columbian +province. + +Nor is it less probable that the characteristic types of Australian +Mammalia were already developed in that region in Miocene times. + +But Austro-Columbia presents difficulties from which Australia is +free; _Camelidae_ and _Tapiridae_ are now indigenous in South America +as they are in Arctogaea; and, among the Pliocene Austro-Columbian +mammals, the Austro-Columbian genera _Equus_, _Mastodon_, and +_Machairodus_ are numbered. Are these Postmiocene immigrants, or +Praemiocene natives? + +Still more perplexing are the strange and interesting forms _Toxodon_, +_Macrauchenia_, _Typotherium_, and a new Anoplotherioid mammal +(_Homalodotherium_) which Dr. Cunningham sent over to me some time ago +from Patagonia. I confess I am strongly inclined to surmise that these +last, at any rate, are remnants of the population of Austro-Columbia +before the Miocene epoch, and were not derived from Arctogaea by way +of the north and east. + +The fact that this immense fauna of Miocene Arctogaea is now fully +and richly represented only in India and in South Africa, while it +is shrunk and depauperized in North Asia, Europe, and North America, +becomes at once intelligible, if we suppose that India and South +Africa had but a scanty mammalian population before the Miocene +immigration, while the conditions were highly favourable to the new +comers. It is to be supposed that these new regions offered themselves +to the Miocene Ungulates, as South America and Australia offered +themselves to the cattle, sheep, and horses of modern colonists. But, +after these great areas were thus peopled, came the Glacial epoch, +during which the excessive cold, to say nothing of depression and +ice-covering, must have almost depopulated all the northern parts of +Arctogaea, destroying all the higher mammalian forms, except those +which, like the Elephant and Rhinoceros, could adjust their coats to +the altered conditions. Even these must have been driven away from the +greater part of the area; only those Miocene mammals which had passed +into Hindostan and into South Africa would escape decimation by such +changes in the physical geography of Arctogaea. And when the northern +hemisphere passed into its present condition, these lost tribes of the +Miocene Fauna were hemmed by the Himalayas, the Sahara, the Red Sea, +and the Arabian deserts, within their present boundaries. Now, on the +hypothesis of evolution, there is no sort of difficulty in admitting +that the differences between the Miocene forms of the mammalian +Fauna and those which exist at present are the results of gradual +modification; and, since such differences in distribution as obtain +are readily explained by the changes which have taken place in the +physical geography of the world since the Miocene epoch, it is clear +that the result of the comparison of the Miocene and present Fauna is +distinctly in favour of evolution. Indeed I may go further. I may +say that the hypothesis of evolution explains the facts of Miocene, +Pliocene, and Recent distribution, and that no other supposition even +pretends to account for them. It is, indeed, a conceivable supposition +that every species of Rhinoceros and every species of Hyaena, in the +long succession of forms between the Miocene and the present species, +was separately constructed out of dust, or out of nothing, by +supernatural power; but until I receive distinct evidence of the fact, +I refuse to run the risk of insulting any sane man by supposing that +he seriously holds such a notion. + +Let us now take a step further back in time, and inquire into the +relations between the Miocene Fauna and its predecessor of the Upper +Eocene formation. + +Here it is to be regretted that our materials for forming a judgment +are nothing to be compared in point of extent or variety with those +which are yielded by the Miocene strata. However, what we do know +of this Upper Eocene Fauna of Europe gives sufficient positive +information to enable us to draw some tolerably safe inferences. It +has yielded representatives of _Insectivora_, of _Cheiroptera_, +of _Rodentia_, of _Carnivora_, of artiodactyle and perissodactyle +_Ungulata_, and of opossum-like Marsupials. No Australian type of +Marsupial has been discovered in the Upper Eocene strata, nor any +Edentate mammal. The genera (except perhaps in the case of some of the +_Insectivora_, _Cheiroptera_, and _Rodentia_) are different from those +of the Miocene epoch, but present a remarkable general similarity to +the Miocene and recent genera. In several cases, as I have already +shown, it has now been clearly made out that the relation between +the Eocene and Miocene forms is such that the Eocene form is the less +specialized; while its Miocene ally is more so, and the specialization +reaches its maximum in the recent forms of the same type. + +So far as the Upper Eocene and the Miocene Mammalian Faunae are +comparable, their relations are such as in no way to oppose the +hypothesis that the older are the progenitors of the more recent +forms, while, in some cases, they distinctly favour that hypothesis. +The period in time and the changes in physical geography represented +by the nummulitic deposits are undoubtedly very great, while the +remains of Middle Eocene and Older Eocene Mammals are comparatively +few. The general facies of the Middle Eocene Fauna, however, is quite +that of the Upper. The Older Eocene pre-nummulitic mammalian Fauna +contains Bats, two genera of _Carnivora_, three genera of _Ungulata_ +(probably all perissodactyle), and a didelphid Marsupial; all these +forms, except perhaps the Bat and the Opossum, belong to genera +which are not known to occur out of the Lower Eocene formation. The +_Coryphodon_ appears to have been allied to the Miocene and later +Tapirs, while _Pliolophus_, in its skull and dentition, curiously +partakes of both artiodactyle and perissodactyle characters; the third +trochanter upon its femur, and its three-toed hind foot, however, +appear definitely to fix its position in the latter division. + +There is nothing, then, in what is known of the older Eocene mammals +of the Arctogaeal province to forbid the supposition that they stood +in an ancestral relation to those of the Calcaire Grossier and the +Gypsum of the Paris basin, and that our present fauna, therefore, is +directly derived from that which already existed in Arctogaea at the +commencement of the Tertiary period. But if we now cross the frontier +between the Cainozoic and the Mesozoic faunae, as they are preserved +within the Arctogaeal area, we meet with an astounding change, and +what appears to be a complete and unmistakable break in the line of +biological continuity. + +Among the twelve or fourteen species of _Mammalia_ which are said to +have been found in the Purbecks, not one is a member of the orders +_Cheiroptera_, _Rodentia_, _Ungulata_, or _Carnivora_, which are so +well represented in the Tertiaries. No _Insectivora_ are certainly +known, nor any opossum-like Marsupials. Thus there is a vast negative +difference between the Cainozoic and the Mesozoic mammalian faunae +of Europe. But there is a still more important positive difference, +inasmuch as all these Mammalia appear to be Marsupials belonging to +Australian groups, and thus appertaining to a different distributional +province from the Eocene and Miocene marsupials, which are +Austro-Columbian. So far as the imperfect materials which exist enable +a judgment to be formed, the same law appears to have held good for +all the earlier Mesozoic _Mammalia_. Of the Stonesfield slate mammals, +one, _Amphitherium_, has a definitely Australian character; one, +_Phascolotherium_, may be either Dasyurid or Didelphine; of a third, +_Stereognathus_, nothing can at present be said. The two mammals of +the Trias, also, appear to belong to Australian groups. + +Every one is aware of the many curious points of resemblance between +the marine fauna of the European Mesozoic rocks and that which now +exists in Australia. But if there was this Australian facies about +both the terrestrial and the marine faunae of Mesozoic Europe, and +if there is this unaccountable and immense break between the fauna +of Mesozoic and that of Tertiary Europe, is it not a very obvious +suggestion that, in the Mesozoic epoch, the Australian province +included Europe, and that the Arctogaeal province was contained within +other limits? The Arctogaeal province is at present enormous, while +the Australian is relatively small. Why should not these proportions +have been different during the Mesozoic epoch? + +Thus I am led to think that by far the simplest and most rational +mode of accounting for the great change which took place in the living +inhabitants of the European area at the end of the Mesozoic epoch, is +the supposition that it arose from a vast alteration of the physical +geography of the globe; whereby an area long tenanted by Cainozoic +forms was brought into such relations with the European area that +migration from the one to the other became possible, and took place on +a great scale. + +This supposition relieves us, at once, from the difficulty in which we +were left, some time ago, by the arguments which I used to demonstrate +the necessity of the existence of all the great types of the Eocene +epoch in some antecedent period. + +It is this Mesozoic continent (which may well have lain in the +neighbourhood of what are now the shores of the North Pacific Ocean) +which I suppose to have been occupied by the Mesozoic _Monodelphia_; +and it is in this region that I conceive they must have gone through +the long series of changes by which they were specialized into the +forms which we refer to different orders. I think it very probable +that what is now South America may have received the characteristic +elements of its mammalian fauna during the Mesozoic epoch; and there +can be little doubt that the general nature of the change which took +place at the end of the Mesozoic epoch in Europe was the upheaval of +the eastern and northern regions of the Mesozoic sea-bottom into a +westward extension of the Mesozoic continent, over which the mammalian +fauna, by which it was already peopled, gradually spread. This +invasion of the land was prefaced by a previous invasion of the +Cretaceous sea by modern forms of mollusca and fish. + +It is easy to imagine how an analogous change might come about in the +existing world. There is, at present, a great difference between the +fauna of the Polynesian Islands and that of the west coast of America. +The animals which are leaving their spoils in the deposits now forming +in these localities are widely different. Hence, if a gradual +shifting of the deep sea, which at present bars migration between the +easternmost of these islands and America, took place to the westward, +while the American side of the sea-bottom was gradually upheaved, +the palaeontologist of the future would find, over the Pacific area, +exactly such a change as I am supposing to have occurred in the +North-Atlantic area at the close of the Mesozoic period. An Australian +fauna would be found underlying an American fauna, and the transition +from the one to the other would be as abrupt as that between the Chalk +and lower Tertiaries; and as the drainage-area of the newly formed +extension of the American continent gave rise to rivers and lakes, the +mammals mired in their mud would differ from those of like deposits on +the Australian side, just as the Eocene mammals differ from those of +the Purbecks. + +How do similar reasonings apply to the other great change of +life--that which took place at the end of the Palaeozoic period? + +In the Triassic epoch, the distribution of the dry land and of +terrestrial vertebrate life appears to have been, generally, similar +to that which existed in the Mesozoic epoch; so that the Triassic +continents and their faunae seem to be related to the Mesozoic lands +and their faunae, just as those of the Miocene epoch are related to +those of the present day. In fact, as I have recently endeavoured +to prove to the Society, there was an Arctogaeal continent and an +Arctogaeal province of distribution in Triassic times as there is now; +and the _Sauropsida_ and _Marsupialia_ which constituted that +fauna were, I doubt not, the progenitors of the _Sauropsida_ and +_Marsupialia_ of the whole Mesozoic epoch. + +Looking at the present terrestrial fauna of Australia, it appears to +me to be very probable that it is essentially a remnant of the +fauna of the Triassic, or even of an earlier, age[1]; in which +case Australia must at that time have been in continuity with the +Arctogaeal continent. + +[Footnote 1: Since this Address was read, Mr. Krefft has sent us +news of the discovery in Australia of a fresh-water fish of strangely +Palaeozoic aspect, and apparently a Ganoid intermediate between +_Dipterus_ and _Lepidosiren_.] + +But now comes the further inquiry. Where was the highly differentiated +Sauropsidan fauna of the Trias in Palaeozoic times? The supposition +that the Dinosaurian, Crocodilian, Dicynodontian, and Plesiosaurian +types were suddenly created at the end of the Permian epoch may +be dismissed, without further consideration, as a monstrous and +unwarranted assumption. The supposition that all these types were +rapidly differentiated out of _Lacertilia_, in the time represented by +the passage from the Palaeozoic to the Mesozoic formation, appears to +me to be hardly more credible, to say nothing of the indications of +the existence of Dinosaurian forms in the Permian rocks which have +already been obtained. + +For my part, I entertain no sort of doubt that the Reptiles, Birds, +and Mammals of the Trias are the direct descendants of Reptiles, +Birds, and Mammals which existed in the latter part of the Palaeozoic +epoch, but not in any area of the present dry land which has yet been +explored by the geologist. + +This may seem a bold assumption, but it will not appear unwarrantable +to those who reflect upon the very small extent of the earth's surface +which has hitherto exhibited the remains of the great Mammalian fauna +of the Eocene times. In this respect, the Permian land Vertebrate +fauna appears to me to be related to the Triassic much as the Eocene +is to the Miocene. Terrestrial reptiles have been found in Permian +rocks only in three localities; in some spots of France, and recently +of England, and over a more extensive area in Germany. Who can suppose +that the few fossils yet found in these regions give any sufficient +representation of the Permian fauna? + +It may be said that the Carboniferous formations demonstrate the +existence of a vast extent of dry land in the present dry-land area, +and that the supposed terrestrial Palaeozoic Vertebrate Fauna ought to +have left its remains in the Coal-measures, especially as there is now +reason to believe that much of the coal was formed by the accumulation +of spores and sporangia on dry land. But if we consider the matter +more closely, I think that this apparent objection loses its force. It +is clear that, during the Carboniferous epoch, the vast area of land +which is now covered by Coal-measures must have been undergoing a +gradual depression. The dry land thus depressed must, therefore, have +existed, as such, before the Carboniferous epoch--in other words, in +Devonian times--and its terrestrial population may never have been +other than such as existed during the Devonian, or some previous +epoch, although much higher forms may have been developed elsewhere. + +Again, let me say that I am making no gratuitous assumption of +inconceivable changes. It is clear that the enormous area of Polynesia +is, on the whole, an area over which depression has taken place to +an immense extent; consequently a great continent, or assemblage of +subcontinental masses of land, must have existed at some former time, +and that at a recent period, geologically speaking, in the area of +the Pacific. But if that continent had contained Mammals, some of +them must have remained to tell the tale; and as it is well known that +these islands have no indigenous _Mammalia_, it is safe to assume that +none existed. Thus, midway between Australia and South America, each +of which possesses an abundant and diversified mammalian fauna, a mass +of land, which may have been as large as both put together, must have +existed without a mammalian inhabitant. Suppose that the shores of +this great land were fringed, as those of tropical Australia are now, +with belts of mangroves, which would extend landwards on the one +side, and be buried beneath littoral deposits on the other side, +as depression went on; and great beds of mangrove lignite might +accumulate over the sinking land. Let upheaval of the whole now take +place, in such a manner as to bring the emerging land into continuity +with the South-American or Australian continent, and, in course of +time, it would be peopled by an extension of the fauna of one of these +two regions--just as I imagine the European Permian dry land to have +been peopled. + +I see nothing whatever against the supposition that distributional +provinces of terrestrial life existed in the Devonian epoch, inasmuch +as M. Barrande has proved that they existed much earlier. I am aware +of no reason for doubting that, as regards the grades of terrestrial +life contained in them, one of these may have been related to another +as New Zealand is to Australia, or as Australia is to India, at the +present day. Analogy seems to me to be rather in favour of, than +against, the supposition that while only Ganoid fishes inhabited the +fresh waters of our Devonian land, _Amphibia_ and _Reptilia_, or even +higher forms, may have existed, though we have not yet found them. The +earliest Carboniferous _Amphibia_ now known, such as _Anthracosaurus_, +are so highly specialized that I can by no means conceive that they +have been developed out of piscine forms in the interval between the +Devonian and the Carboniferous periods, considerable as that is. And I +take refuge in one of two alternatives: either they existed in our own +area during the Devonian epoch and we have simply not yet found them; +or they formed part of the population of some other distributional +province of that day, and only entered our area by migration at the +end of the Devonian epoch. Whether _Reptilia_ and _Mammalia_ existed +along with them is to me, at present, a perfectly open question, which +is just as likely to receive an affirmative as a negative answer from +future inquirers. + +Let me now gather together the threads of my argumentation into the +form of a connected hypothetical view of the manner in which the +distribution of living and extinct animals has been brought about. + +I conceive that distinct provinces of the distribution of terrestrial +life have existed since the earliest period at which that life is +recorded, and possibly much earlier; and I suppose, with Mr. Darwin, +that the progress of modification of terrestrial forms is more rapid +in areas of elevation than in areas of depression. I take it to be +certain that Labyrinthodont _Amphibia_ existed in the distributional +province which included the dry land depressed during the +Carboniferous epoch; and I conceive that, in some other distributional +provinces of that day, which remained in the condition of stationary +or of increasing dry land, the various types of the terrestrial +_Sauropsida_ and of the _Mammalia_ were gradually developing. + +The Permian epoch marks the commencement of a new movement of upheaval +in our area, which attained its maximum in the Triassic epoch, when +dry land existed in North America, Europe, Asia, and Africa, as it +does now. Into this great new continental area the Mammals, Birds, and +Reptiles developed during the Palaeozoic epoch spread, and formed the +great Triassic Arctogaeal province. But, at the end of the Triassic +period, the movement of depression recommenced in our area, though +it was doubtless balanced by elevation elsewhere; modification and +development, checked in the one province, went on in that "elsewhere;" +and the chief forms of Mammals, Birds, and Reptiles, as we know them, +were evolved and peopled the Mesozoic continent. I conceive Australia +to have become separated from the continent as early as the end of +the Triassic epoch, or not much later. The Mesozoic continent must, I +conceive, have lain to the east, about the shores of the North Pacific +and Indian Oceans; and I am inclined to believe that it continued +along the eastern side of the Pacific area to what is now the province +of Austro-Columbia, the characteristic fauna of which is probably a +remnant of the population of the latter part of this period. + +Towards the latter part of the Mesozoic period the movement of +upheaval around the shores of the Atlantic once more recommenced, +and was very probably accompanied by a depression around those of the +Pacific. The Vertebrate fauna elaborated in the Mesozoic continent +moved westward and took possession of the new lands, which gradually +increased in extent up to, and in some directions after, the Miocene +epoch. + +It is in favour of this hypothesis, I think, that it is consistent +with the persistence of a general uniformity in the positions of the +great masses of land and water. From the Devonian period, or earlier, +to the present day, the four great oceans, Atlantic, Pacific, Arctic, +and Antarctic, may have occupied their present positions, and only +their coasts and channels of communication have undergone an incessant +alteration. And, finally, the hypothesis I have put before you +requires no supposition that the rate of change in organic life has +been either greater or less in ancient times than it is now; nor +any assumption, either physical or biological, which has not its +justification in analogous phenomena of existing nature. + +I have now only to discharge the last duty of my office, which is +to thank you, not only for the patient attention with which you have +listened to me so long to-day, but also for the uniform kindness with +which, for the past two years, you have rendered my endeavours +to perform the important, and often laborious, functions of your +President a pleasure instead of a burden. + + + + +X. + +MR. DARWIN'S CRITICS.[1] + + +The gradual lapse of time has now separated us by more than a decade +from the date of the publication of the "Origin of Species"--and +whatever may be thought or said about Mr. Darwin's doctrines, or the +manner in which he has propounded them, this much is certain, that, +in a dozen years, the "Origin of Species" has worked as complete +a revolution in biological science as the "Principia" did in +astronomy--and it has done so, because, in the words of Helmholtz, it +contains "an essentially new creative thought."[2] + +[Footnote 1: 1. "Contributions to the Theory of Natural Selection." +By A.R. Wallace. 1870.--2. "The Genesis of Species." By St. George +Mivart, F.R.S. Second Edition. 1871.--3. "Darwin's Descent of Man." +_Quarterly Review_, July 1871.] + +[Footnote 2: Helmholtz: "Ueber das Ziel und die Fortschritte der +Naturwissenschaft." Eroeffnungsrede fuer die Naturforscherversammlung zu +Innsbruck. 1869.] + +And as time has slipped by, a happy change has come over Mr. Darwin's +critics. The mixture of ignorance and insolence which, at first, +characterized a large proportion of the attacks with which he +was assailed, is no longer the sad distinction of anti-Darwinian +criticism. Instead of abusive nonsense, which merely discredited its +writers, we read essays, which are, at worst, more or less intelligent +and appreciative; while, sometimes, like that which appeared in the +_North British Review_ for 1867, they have a real and permanent value. + +The several publications of Mr. Wallace and Mr. Mivart contain +discussions of some of Mr. Darwin's views, which are worthy of +particular attention, not only on account of the acknowledged +scientific competence of these writers, but because they exhibit an +attention to those philosophical questions which underlie all physical +science, which is as rare as it is needful. And the same may be said +of an article in the _Quarterly Review_ for July 1871, the comparison +of which with an article in the same Review for July 1860, is perhaps +the best evidence which can be brought forward of the change which has +taken place in public opinion on "Darwinism." + +The Quarterly Reviewer admits "the certainty of the action of natural +selection" (p. 49); and further allows that there is an _a priori_ +probability in favour of the evolution of man from some lower animal +form, if these lower animal forms themselves have arisen by evolution. + +Mr. Wallace and Mr. Mivart go much further than this. They are as +stout believers in evolution as Mr. Darwin himself; but Mr. Wallace +denies that man can have been evolved from a lower animal by that +process of natural selection which he, with Mr. Darwin, holds to have +been sufficient for the evolution of all animals below man; while +Mr. Mivart, admitting that natural selection has been one of the +conditions of the evolution of the animals below man, maintains that +natural selection must, even in their case, have been supplemented by +"some other cause"--of the nature of which, unfortunately, he does +not give us any idea. Thus Mr. Mivart is less of a Darwinian than Mr. +Wallace, for he has less faith in the power of natural selection. But +he is more of an evolutionist than Mr. Wallace, because Mr. Wallace +thinks it necessary to call in an intelligent agent--a sort of +supernatural Sir John Sebright--to produce even the animal frame of +man; while Mr. Mivart requires no Divine assistance till he comes to +man's soul. + +Thus there is a considerable divergence between Mr. Wallace and Mr. +Mivart. On the other hand, there are some curious similarities between +Mr. Mivart and the Quarterly Reviewer, and these are sometimes so +close, that, if Mr. Mivart thought it worth while, I think he +might make out a good case of plagiarism against the Reviewer, who +studiously abstains from quoting him. + +Both the Reviewer and Mr. Mivart reproach Mr. Darwin with being, "like +so many other physicists," entangled in a radically false metaphysical +system, and with setting at nought the first principles of both +philosophy and religion. Both enlarge upon the necessity of a sound +philosophical basis, and both, I venture to add, make a conspicuous +exhibition of its absence. The Quarterly Reviewer believes that man +"differs more from an elephant or a gorilla than do these from the +dust of the earth on which they tread," and Mr. Mivart has expressed +the opinion that there is more difference between man and an ape than +there is between an ape and a piece of granite.[1] + +[Footnote 1: See the _Tablet_ for March 11, 1871.] + +And even when Mr. Mivart (p. 86) trips in a matter of anatomy, and +creates a difficulty for Mr. Darwin out of a supposed close similarity +between the eyes of fishes and cephalopods, which (as Gegenbaur and +others have clearly shown) does not exist, the Quarterly Reviewer +adopts the argument without hesitation (p. 66). + +There is another important point, however, in which it is hard to say +whether Mr. Mivart diverges from the Quarterly Reviewer or not. + +The Reviewer declares that Mr. Darwin has, "with needless opposition, +set at nought the first principles of both philosophy and religion" +(p. 90). + +It looks, at first, as if this meant, that Mr. Darwin's views being +false, the opposition to "religion" which flows from them must be +needless. But I suspect this is not the right view of the meaning of +the passage, as Mr. Mivart, from whom the Quarterly Reviewer plainly +draws so much inspiration, tells us that "the consequences which have +been drawn from evolution, whether exclusively Darwinian or not, to +the prejudice of religion, by no means follow from it, and are in fact +illegitimate" (p. 5). + +I may assume, then, that the Quarterly Reviewer and Mr. Mivart admit +that there is no necessary opposition between "evolution, whether +exclusively Darwinian or not," and religion. But then, what do they +mean by this last much-abused term? On this point the Quarterly +Reviewer is silent. Mr. Mivart, on the contrary, is perfectly +explicit, and the whole tenor of his remarks leaves no doubt that by +"religion" he means theology; and by theology, that particular variety +of the great Proteus, which is expounded by the doctors of the Roman +Catholic Church, and held by the members of that religious community +to be the sole form of absolute truth and of saving faith. + +According to Mr. Mivart, the greatest and most orthodox authorities +upon matters of Catholic doctrine agree in distinctly asserting +"derivative creation" or evolution; "and thus their teachings +harmonize with all that modern science can possibly require" (p. 305). + +I confess that this bold assertion interested me more than anything +else in Mr. Mivart's book. What little knowledge I possessed of +Catholic doctrine, and of the influence exerted by Catholic authority +in former times, had not led me to expect that modern science was +likely to find a warm welcome within the pale of the greatest and most +consistent of theological organizations. + +And my astonishment reached its climax when I found Mr. Mivart citing +Father Suarez as his chief witness in favour of the scientific freedom +enjoyed by Catholics--the popular repute of that learned theologian +and subtle casuist not being such as to make his works a likely place +of refuge for liberality of thought. But in these days, when Judas +Iscariot and Robespierre, Henry VIII. and Catiline, have all been +shown to be men of admirable virtue, far in advance of their age, +and consequently the victims of vulgar prejudice, it was obviously +possible that Jesuit Suarez might be in like case. And, spurred by Mr. +Mivart's unhesitating declaration, I hastened to acquaint myself +with such of the works of the great Catholic divine as bore upon +the question, hoping, not merely to acquaint myself with the true +teachings of the infallible Church, and free myself of an unjust +prejudice; but, haply, to enable myself, at a pinch, to put some +Protestant bibliolater to shame, by the bright example of Catholic +freedom from the trammels of verbal inspiration. + +I regret to say that my anticipations have been cruelly disappointed. +But the extent to which my hopes have been crushed can only be fully +appreciated by citing, in the first place, those passages of Mr. +Mivart's work by which they were excited. In his introductory chapter +I find the following passages:-- + +"The prevalence of this theory [of evolution] need alarm no one, for +it is, without any doubt, perfectly consistent with the strictest and +most orthodox Christian[1] theology" (p. 5). + +[Footnote 1: It should be observed that Mr. Mivart employs the term +"Christian" as if it were the equivalent of "Catholic."] + +"Mr. Darwin and others may perhaps be excused if they have not devoted +much time to the study of Christian philosophy; but they have no right +to assume or accept without careful examination, as an unquestioned +fact, that in that philosophy there is a necessary antagonism between +the two ideas 'creation' and 'evolution,' as applied to organic forms. + +"It is notorious and patent to all who choose to seek, that many +distinguished Christian thinkers have accepted, and do accept, both +ideas, i.e. both 'creation' and 'evolution.' + +"As much as ten years ago an eminently Christian writer observed: 'The +creationist theory does not necessitate the perpetual search after +manifestations of miraculous power and perpetual "catastrophes." +Creation is not a miraculous interference with the laws of nature, but +the very institution of those laws. Law and regularity, not arbitrary +intervention, was the patristic ideal of creation. With this notion +they admitted, without difficulty, the most surprising origin of +living creatures, provided it took place by _law_. They held that +when God said, "Let the waters produce," "Let the earth produce," He +conferred forces on the elements of earth and water, which enabled +them naturally to produce the various species of organic beings. This +power, they thought, remains attached to the elements throughout all +time.' The same writer quotes St. Augustin and St. Thomas Aquinas, +to the effect that, 'in the institution of nature, we do not look for +miracles, but for the laws of nature,' And, again, St. Basil speaks +of the continued operation of natural laws in the production of all +organisms. + +"So much for the writers of early and mediaeval times. As to the +present day, the author can confidently affirm that there are many +as well versed in theology as Mr. Darwin is in his own department +of natural knowledge, who would not be disturbed by the thorough +demonstration of his theory. Nay, they would not even be in the least +painfully affected at witnessing the generation of animals of complex +organization by the skilful artificial arrangement of natural forces, +and the production, in the future, of a fish by means analogous to +those by which we now produce urea. + +"And this because they know that the possibility of such phenomena, +though by no means actually foreseen, has yet been fully provided +for in the old philosophy centuries before Darwin, or even centuries +before Bacon, and that their place in the system can be at once +assigned them without even disturbing its order or marring its +harmony. + +"Moreover, the old tradition in this respect has never been abandoned, +however much it may have been ignored or neglected by some modern +writers. In proof of this, it may be observed that perhaps no +post-mediaeval theologian has a wider reception amongst Christians +throughout the world than Suarez, who has a separate section[1] in +opposition to those who maintain the distinct creation of the various +kinds--or substantial forms--of organic life" (pp. 19-21). + +[Footnote 1: Suarez; Metaphysica. Edition Vives. Paris, 1868, vol. i. +Disput. xv. Sec. 2.] + +Still more distinctly does Mr. Mivart express himself, in the same +sense, in his last chapter, entitled "Theology and Evolution" (pp. +302-5). + +"It appears, then, that Christian thinkers are perfectly free to +accept the general evolution theory. But are there any theological +authorities to justify this view of the matter? + +"Now, considering how extremely recent are these biological +speculations, it might hardly be expected _a priori_ that writers of +earlier ages should have given expression to doctrines harmonizing +in any degree with such very modern views; nevertheless, this is +certainly the case, and it would be easy to give numerous examples. +It will be better, however, to cite one or two authorities of weight. +Perhaps no writer of the earlier Christian ages could be quoted whose +authority is more generally recognized than that of St. Augustin. The +same may be said of the mediaeval period for St. Thomas Aquinas: and +since the movement of Luther, Suarez may be taken as an authority, +widely venerated, and one whose orthodoxy has never been questioned. + +"It must be borne in mind that for a considerable time even after +the last of these writers no one had disputed the generally received +belief as to the small age of the world, or at least of the kinds of +animals and plants inhabiting it. It becomes, therefore, much more +striking if views formed under such a condition of opinion are found +to harmonize with modern ideas concerning 'Creation' and organic Life. + +"Now St. Augustin insists in a very remarkable manner on the merely +derivative sense in which God's creation of organic forms is to +be understood; that is, that God created them by conferring on the +material world the power to evolve them under suitable conditions." + +Mr. Mivart then cites certain passages from St. Augustin, St. Thomas +Aquinas, and Cornelius a Lapide, and finally adds:-- + + "As to Suarez, it will be enough to refer to Disp. xv. sec. + 2, No. 9, p. 508, t.i. edition Vives, Paris; also Nos. 13--15. + Many other references to the same effect could easily be + given, but these may suffice. + + "It is then evident that ancient and most venerable + theological authorities distinctly assert _derivative_ + creation, and thus their teachings harmonize with all that + modern science can possibly require." + +It will be observed that Mr. Mivart refers solely to Suarez's +fifteenth Disputation, though he adds, "Many other references to the +same effect could easily be given." I shall look anxiously for these +references in the third edition of the "Genesis of Species." For the +present, all I can say is, that I have sought in vain, either in +the fifteenth Disputation, or elsewhere, for any passage in Suarez's +writings which, in the slightest degree, bears out Mr. Mivart's views +as to his opinions.[1] + +[Footnote 1: The edition of Suarez's "Disputationes" from which the +following citations are given, is Birckmann's, in two volumes folio, +and is dated 1630.] + +The title of this fifteenth Disputation is "De causa formali +substantiali," and the second section of that Disputation (to which +Mr. Mivart refers) is headed, "Quomodo possit forma substantialis +fieri in materia et ex materia?" + +The problem which Suarez discusses in this place may be popularly +stated thus: According to the scholastic philosophy every natural body +has two components--the one its "matter" (_materia prima_), the other +its "substantial form" (_forma substantialis_). Of these the matter +is everywhere the same, the matter of one body being indistinguishable +from the matter of any other body. That which differentiates any one +natural body from all others is its substantial form, which inheres +in the matter of that body, as the human soul inheres in the matter +of the frame of man, and is the source of all the activities and other +properties of the body. + +Thus, says Suarez, if water is heated, and the source of heat is then +removed, it cools again. The reason of this is that there is a certain +"_intimius principium_" in the water, which brings it back to the +cool condition when the external impediment to the existence of that +condition is removed. This _intimius principium_, is the "substantial +form" of the water. And the substantial form of the water is not only +the cause (_radix_) of the coolness of the water, but also of its +moisture, of its density, and of all its other properties. + +It will thus be seen that "substantial forms" play nearly the same +part in the scholastic philosophy as "forces" do in modern science; +the general tendency of modern thought being to conceive all bodies as +resolvable into material particles and forces, in virtue of which last +these particles assume those dispositions and exercise those powers +which are characteristic of each particular kind of matter. + +But the Schoolmen distinguished two kinds of substantial forms, +the one spiritual and the other material. The former division is +represented by the human soul, the _anima rationalis_; and they affirm +as a matter, not merely of reason, but of faith, that every human soul +is created out of nothing, and by this act of creation is endowed with +the power of existing for all eternity, apart from the _materia +prima_ of which the corporeal frame of man is composed. And the _anima +rationalis_, once united with the _materia prima_ of the body, +becomes its substantial form, and is the source of all the powers and +faculties of man--of all the vital and sensitive phenomena which he +exhibits--just as the substantial form of water is the source of all +its qualities. + +The "material substantial forms" are those which inform all other +natural bodies except that of man; and the object of Suarez in the +present Disputation, is to show that the axiom "_ex nihilo nihil +fit_," though not true of the substantial form of man, is true of the +substantial forms of all other bodies, the endless mutations of which +constitute the ordinary course of nature. The origin of the difficulty +which he discusses is easily comprehensible. Suppose a piece of bright +iron to be exposed to the air. The existence of the iron depends on +the presence within it of a substantial form, which is the cause of +its properties, e.g. brightness, hardness, weight. But, by degrees, +the iron becomes converted into a mass of rust, which is dull, and +soft, and light, and, in all other respects, is quite different from +the iron. As, in the scholastic view, this difference is due to the +rust being informed by a new substantial form, the grave problem +arises, how did this new substantial form come into being? Has it been +created? or has it arisen by the power of natural causation? If the +former hypothesis is correct, then the axiom, "_ex nihilo nihil fit_," +is false, even in relation to the ordinary course of nature, seeing +that such mutations of matter as imply the continual origin of new +substantial forms are occurring every moment. But the harmonization of +Aristotle with theology was as dear to the Schoolmen, as the smoothing +down the differences between Moses and science is to our Broad +Churchmen, and they were proportionably unwilling to contradict one +of Aristotle's fundamental propositions. Nor was their objection to +flying in the face of the Stagirite likely to be lessened by the fact +that such flight landed them in flat Pantheism. + +So Father Suarez fights stoutly for the second hypothesis; and I quote +the principal part of his argumentation as an exquisite specimen of +that speech which is a "darkening of counsel." + + "13. Secundo de omnibus aliis formis substantialibus (sc. + materialibus) dicendum est non fieri proprie ex nihilo, sed + ex potentia praejacentis materiae educi: ideoque in effectione + harum formarum nil fieri contra illud axioma, _Ex nihila + nihil fit_, si recte intelligatur. Haec assertio sumitur ex + Aristotele 1. Physicorum per totum et libro 7. Metaphyss. + et ex aliis authoribus, quos statim referam. Et declaratur + breviter, nam fieri ex nihilo duo dicit, unum est fieri + absolute et simpliciter, aliud est quod talis effectio fit ex + nihilo. Primum proprie dicitur de re subsistente, quia ejus + est fieri, cujus est esse: id autem proprie quod subsistit et + habet esse; nam quod alteri adjacet, potius est quo aliud est. + Ex hac ergo parte, formae substantiales materiales non fiunt + ex nihilo, quia proprie non fiunt. Atque hanc rationem reddit + Divus Thomas I parte, quaestione 45, articulo 8, et quaestione + 90, articulo 2, et ex dicendis magis explicabitur. Sumendo + ergo ipsum _fieri_ in hac proprietate et rigore, sic fieri + ex nihilo est fieri secundum se totum, id est nulla sui parte + praesupposita, ex quo fiat. Et hac ratione res naturales + dum de novo fiunt, non fiunt ex nihilo, quia fiunt ex + praesupposita materia, ex qua componuntur, et ita non fiunt, + secundum se totae, sed secundum aliquid sui. Formae autem + harum rerum, quamvis revera totam suam entitatem de novo + accipiant, quam antea non habebant, quia vero ipsae non fiunt, + ut dictum est, ideo neque ex nihilo fiunt. Attamen, quia + latiori modo sumendo verbum illud _fieri_ negari non potest: + quia forma facta sit, eo modo quo nunc est, et antea non erat, + ut etiam probat ratio dubitandi posita in principio sectionis, + ideo addendum est, sumpto _fieri_ in hac amplitudine, fieri + ex nihilo non tamen negare habitudinem materialis causea + intrinsece componentis id quod fit, sed etiam habitudinem + causae materialis per se causantis et sustentantis formam quae + fit, seu confit. Diximus enim in superioribus materiam et esse + causam compositi et formae dependentis ab ilia: ut res ergo + dicatur ex nihilo fieri uterque modus causalitatis negari + debet; et eodem sensu accipiendum est illud axioma, ut + sit verum: _Ex nihilo nihil fit_, scilicet virtute agentis + naturalis et finiti nihil fieri, nisi ex praesupposito + subjecto per se concurrente, et ad compositum et ad formam, + si utrumque suo modo ab eodem agente fiat. Ex his ergo recte + concluditur, formas substantiales materiales non fieri ex + nihilo, quia fiunt ex materia, quae in suo genere per se + concurrit, et influit ad esse, et fieri talium formarum; + quia, sicut esse non possunt nisi affixae materiae, a qua + sustententur in esse: ita nec fieri possunt, nisi earum + effectio et penetratio in eadem materia sustentetur. Et haec + est propria et per se differentia inter effectionem ex nihilo, + et ex aliquo, propter quam, ut infra ostendemus, prior modus + effciendi superat vim finitam naturaliam agentium, non vero + posterior. + + "14. Ex his etiam constat, proprie de his formis dici non + creari, sed educi de potentia materiae."[1] + +[Footnote 1: Suarez, _loc. cit_. Disput. xv. Sec. ii.] + +If I may venture to interpret these hard sayings, Suarez conceives +that the evolution of substantial forms in the ordinary course of +nature, is conditioned not only by the existence of the _materia +prima_, but also by a certain "concurrence and influence" which +that _materia_ exerts; and every new substantial form being thus +conditioned, and in part, at any rate, caused, by a pre-existing +something, cannot be said to be created out of nothing. + +But as the whole tenor of the context shows, Suarez applies this +argumentation merely to the evolution of material substantial forms +in the ordinary course of nature. How the substantial forms of animals +and plants primarily originated, is a question to which, so far as +I am able to discover, he does not so much as allude in his +"Metaphysical Disputations." Nor was there any necessity that he +should do so, inasmuch as he has devoted a separate treatise of +considerable bulk to the discussion of all the problems which arise +out of the account of the Creation which is given in the Book of +Genesis. And it is a matter of wonderment to me that Mr. Mivart, who +somewhat sharply reproves "Mr. Darwin and others" for not acquainting +themselves with the true teachings of his Church, should allow +himself to be indebted to a heretic like myself for a knowledge of +the existence of that "Tractatus de opere sex Dierum," I in which +the learned Father, of whom he justly speaks, as "an authority widely +venerated, and whose orthodoxy has never been questioned," directly +opposes all those opinions, for which Mr. Mivart claims the shelter of +his authority. + +In the tenth and eleventh chapters of the first book of this treatise, +Suarez inquires in what sense the word "day," as employed in the first +chapter of Genesis, is to be taken. He discusses the views of Philo +and of Augustin on this question, and rejects them. He suggests that +the approval of their allegorizing interpretations by St. Thomas +Aquinas, merely arose out of St. Thomas's modesty, and his desire not +to seem openly to controvert St. Augustin--"voluisse Divus Thomas pro +sua modestia subterfugere vim argumenti potius quam aperte Augustinum +inconstantiae arguere." + +Finally, Suarez decides that the writer of Genesis meant that the +term "day" should be taken in its natural sense; and he winds up +the discussion with the very just and natural remark that "it is +not probable that God, in inspiring Moses to write a history of the +Creation which was to be believed by ordinary people, would have made +him use language, the true meaning of which it is hard to discover, +and still harder to believe."[1] + +[Footnote 1: "Tractatus de opere sex Dierum, seu de Universi +Creatione, quatenus sex diebus perfecta esse, in libro Genesis cap. i. +refertur, et praesertim de productioue hominis in statu innocentiae." +Ed. Birckmann, 1622.] + +And in chapter xii. 3, Suarez further observes:-- + + "Ratio enim retinendi veram significationem diei naturalis est + illa communis, quod verba Scripturae non sunt ad metaphoras + transferenda, nisi vel necessitas cogit, vel ex ipsa scriptura + constet, et maxime in historica narratione et ad instructionem + fidei pertinente: sed haec ratio non minus cogit ad + intelligendum proprie dierum numerum, quam diei qualitatem, + QUIA NON MINUS UNO MODO QUAM ALIO DESTRUITUR SINCERITAS, + IMO ET VERITAS HISTORIAE. Secundo hoc valde confirmant alia + Scripturae loca, in quibus hi sex dies tanquam veri, et inter + se distincti commemorantur, ut Exod. 20 dicitur, _Sex diebus + operabis et facies omnia opera tua, septimo autem die Sabbatum + Domini Dei tui est_. Et infra: _Sex enim diebus fecit Dominus + caelum et terram et mare et omnia quae in eis sunt_, et idem + repetitur in cap. 31. In quibus locis sermonis proprietas + colligi potest tum ex aequiparatione, nam cum dicitur: _sex + diebus operabis_, propriissime intelligitur: tum quia non est + verisimile, potuisse populum intelligere verba illa in alio + sensu, et e contrario incredibile est, Deum in suis praeceptis + tradendis illis verbis ad populum fuisse loquutum, quibus + deciperetur, falsum sensum concipiendo, si Deus non per sex + veros dies opera sua fecisset." + +These passages leave no doubt that this great doctor of the Catholic +Church, of unchallenged authority and unspotted orthodoxy, not only +declares it to be Catholic doctrine that the work of creation took +place in the space of six natural days; but that he warmly repudiates, +as inconsistent with our knowledge of the Divine attributes, the +supposition that the language which Catholic faith requires the +believer to hold that God inspired, was used in any other sense than +that which He knew it would convey to the minds of those to whom it +was addressed. + +And I think that in this repudiation Father Suarez will have the +sympathy of every man of common uprightness, to whom it is certainly +"incredible" that the Almighty should have acted in a manner which He +would esteem dishonest and base in a man. + +But the belief that the universe was created in six natural days is +hopelessly inconsistent with the doctrine of evolution, in so far as +it applies to the stars and planetary bodies; and it can be made to +agree with a belief in the evolution of living beings only by the +supposition that the plants and animals, which are said to have been +created on the third, fifth, and six days, were merely the primordial +forms, or rudiments, out of which existing plants and animals have +been evolved; so that, on these days, plants and animals were not +created actually, but only potentially. + +The latter view is that held by Mr. Mivart, who follows St. Augustin, +and implies that he has the sanction of Suarez. But, in point of fact, +the latter great light of orthodoxy takes no small pains to give the +most explicit and direct contradiction to all such imaginations, as +the following passages prove. In the first place, as regards plants, +Suarez discusses the problem:-- + + "_Quomodo herba virens et caetera vegetabilia hoc [tertio] die + fuerint producta._[1] + + [Footnote 1: "Propter haec ergo sententia illa Augustini et + propter nimiam obscuritatem et subtilitatem ejus difficilis + creditu est: quia verisimile non est Deum inspirasse Moysi, + ut historiam de creatione mundi ad fidem totius populi adeo + necessariam per nomina dierum explicaret, quorum significatio + vix inveniri et difficillime ab aliquo credi posset." _(Loc. + cit._ Lib. I. cap. xi. 42.)] + + "Praecipua enim difficultas hic est, quam attingit Div. Thomas + I, par. qu. 69, art. 2, an haec productio plantarum hoc die + facta intelligenda sit de productione ipsarum in proprio esse + actuali et formali (ut sic rem explicerem) vel de productione + tantum in semine et in potentia. Nam Divus Augustinus libro + quinto Genes, ad liter, cap. 4 et 5 et libro 8, cap. 3, + posteriorem partem tradit, dicens, terram in hoc die accepisse + virtutem germinandi omnia vegetabilia quasi concepto omnium + illorum semine, non tamen statim vegetabilia omnia produxisse. + Quod primo suadet verbis illis capitis secundi. _In die quo + fecit Deus coelum et terram et omne virgultum agri priusquam, + germinaret_. Quomodo enim potuerunt virgulta fieri antequam + terra germinaret nisi quia causaliter prius et quasi in + radice, seu in semine facta sunt, et postea in actu producta? + Secundo confirmari potest, quia verbum illud _germinet terra_ + optime exponitur potestative ut sic dicam, id est, accipiat + terra vim germinandi. Sicut in eodem capite dicitur _crescite + et multiplicamini_. Tertio potest confirmari, quia actualis + productio vegetabilium non tarn ad opus creationis, quam ad + opus propagationis pertinet, quod postea factum est. Et hanc + sententiam sequitur Eucherius lib. 1, in Gen. cap. 11, et illi + faveat Glossa, interli. Hugo. et Lyran. dum verbum _germinet_ + dicto modo exponunt. NIHILOMINUS CONTRARIA SENTENTIA TENENDA + EST: SCILICET, PRODUXISSE DEUM HOC DIE HERBAM, ARBORES, ET + ALIA VEGETABILIA ACTU IN PROPRIA SPECIE ET NATURA. Haec est + communis sententia Patrum.--Basil, homil. 5; Exaemer. Ambros. + lib. 3; Exaemer. cap. 8,11, et 16; Chrysost, homil. 5 in Gen. + Damascene, lib. 2 de Fid. cap. 10; Theodor. Cyrilli. Bedae, + Glossae ordinariae et aliorum in Gen. Et idem sentit Divus + Thomas, _supra_, solvens argumenta Augustini, quamvis propter + reverentiam ejus quasi problematice semper procedat. Denique + idem sentiunt omnes qui in his operibus veram successionem et + temporalem distinctionem agnoscant." + +Secondly, with respect to animals, Suarez is no less decided:-- + + _De animalium ratione carentium productione quinto et sexto + die facta._[1] + + "32. Primo ergo nobis certum sit haec animantia non in virtute + tantum aut in semine, sed actu, et in seipsis, facta fuisse + his diebus in quibus facta narrantur. Quanquam Augustinus + lib. 3, Gen. ad liter, cap. 5 in sua persistens sententia + contrarium sentire videatur." + +[Footnote 1: _Loc. cit._ Lib. II. cap. vii. et viii. 1, 32, 35.] + +But Suarez proceeds to refute Augustin's opinions at great length, and +his final judgment may be gathered from the following passage:-- + + "35. Tertio dicendum est, haec animalia omnia his diebus + producta esse, IN PERFECTO STATU, IN SINGULIS INDIVIDUIS, SEU + SPECIEBUS SUIS, JUXTA UNIUSCUJUSQUE NATURAM.... ITAQUE FUERUNT + OMNIA CREATA INTEGRA ET OMNIBUS SUIS MEMBRIS PERFECTA." + +As regards the creation of animals and plants, therefore, it is clear +that Suarez, so far from "distinctly asserting derivative creation," +denies it as distinctly and positively as he can; that he is at much +pains to refute St. Augustin's opinions; that he does not hesitate to +regard the faint acquiescence of St. Thomas Aquinas in the views of +his brother saint as a kindly subterfuge on the part of Divus Thomas; +and that he affirms his own view to be that which is supported by the +authority of the Fathers of the Church. So that, when Mr. Mivart tells +us that Catholic theology is in harmony with all that modern science +can possibly require; that "to the general theory of evolution, and +to the special Darwinian form of it, no exception ... need be taken on +the ground of orthodoxy;" and that "law and regularity, not arbitrary +intervention, was the Patristic ideal of creation," we have to choose +between his dictum, as a theologian, and that of a great light of +his Church, whom he himself declares to be "widely venerated as an +authority, and whose orthodoxy has never been questioned." + +But Mr. Mivart does not hesitate to push his attempt to harmonize +science with Catholic orthodoxy to its utmost limit; and, while +assuming that the soul of man "arises from immediate and direct +creation," he supposes that his body was "formed at first (as now +in each separate individual) by derivative, or secondary creation, +through natural laws" (p. 331). + +This means, I presume, that an animal, having the corporeal form and +bodily powers of man, may have been developed out of some lower form +of life by a process of evolution; and that, after this anthropoid +animal had existed for a longer or shorter time, God made a soul by +direct creation, and put it into the manlike body, which, heretofore, +had been devoid of that _anima rationalis_, which is supposed to be +man's distinctive character. + +This hypothesis is incapable of either proof or disproof, and +therefore may be true; but if Suarez is any authority, it is not +Catholic doctrine. "Nulla est in homine forma educta de potentia +materiae,"[1] is a dictum which is absolutely inconsistent with the +doctrine of the natural evolution of any vital manifestation of the +human body. + +[Footnote 1: Disput. xv. Sec. x. No. 27.] + +Moreover, if man existed as an animal before he was provided with a +rational soul, he must, in accordance with the elementary requirements +of the philosophy in which Mr. Mivart delights, have possessed a +distinct sensitive and vegetative soul, or souls. Hence, when the +"breath of life" was breathed into the manlike animal's nostrils, +he must have already been a living and feeling creature. But Suarez +particularly discusses this point, and not only rejects Mr. Mivart's +view, but adopts language of very theological strength regarding it. + + "Possent praeterea his adjungi argumenta theologica, ut est + illud quod sumitur ex illis verbis Genes. 2. _Formavit Deus + hominem ex limo terrae et inspiravit in faciem ejus spiraculum + vitae et factus est homo in animam viventem_: ille enim + spiritus, quam Deus spiravit, anima rationalis fuit, et PER + EADEM FACTUS EST HOMO VIVENS, ET CONSEQUENTER, ETIAM SENTIENS. + + "Aliud est ex VIII. Synodo Generali quae est + Constantinopolitana IV. can. 11, qui sic habet. _Apparet + quosdam in tantum impietatis venisse ut homines duas animas + habere dogmatizent: talis igitur impietatis inventores et + similes sapientes, cum Vetus et Novum Testamentum_ _omnesque + Ecclesiae patres unam animam rationalem hominem habere + asseverent, Sancta et universalis Synodus anathematizat_."[1] + +[Footnote 1: Disput. xv. "De causa formali substantiali," Sec. x. No. +24.] + +Moreover, if the animal nature of man was the result of evolution, so +must that of woman have been. But the Catholic doctrine, according to +Suarez, is that woman was, in the strictest and most literal sense of +the words, made out of the rib of man. + + "Nihilominus sententia Catholica est, verba illa Scripturae + esse ad literam intelligenda. AC PROINDE VERE, AC REALITER, + TULISSE DEUM COSTAM ADAE, ET, EX ILLA, CORPUS EVAE + FORMASSE."[1] + +[Footnote 1: "Tractatus de Opere," Lib. III. "De hominis creatione," +cap. ii. No. 3.] + +Nor is there any escape in the supposition that some woman existed +before Eve, after the fashion of the Lilith of the rabbis; +since Suarez qualifies that notion, along with some other Judaic +imaginations, as simply "damnabilis."[1] + +[Footnote 1: Ibid. Lib. III. cap. iv. Nos. 8 and 9.] + +After the perusal of the "Tractatus de Opere" it is, in fact, +impossible to admit that Suarez held any opinion respecting the origin +of species, except such as is consistent with the strictest and most +literal interpretation of the words of Genesis. For Suarez, it is +Catholic doctrine, that the world was made in six natural days. On the +first of these days the _materia prima_ was made out of nothing, to +receive afterwards those "substantial forms" which moulded it into +the universe of things; on the third day, the ancestors of all living +plants suddenly came into being, full-grown, perfect, and possessed of +all the properties which now distinguish them; while, on the fifth +and sixth days, the ancestors of all existing animals were similarly +caused to exist in their complete and perfect state, by the infusion +of their appropriate material substantial forms into the matter +which had already been created. Finally on the sixth day, the _anima +rationalis_--that rational and immortal substantial form which is +peculiar to man--was created out of nothing, and "breathed into" a +mass of matter which, till then, was mere dust of the earth, and so +man arose. But the species man was represented by a solitary male +individual, until the Creator took out one of his ribs and fashioned +it into a female. + +This is the view of the "Genesis of Species," held by Suarez to be the +only one consistent with Catholic faith: it is because he holds this +view to be Catholic that he does not hesitate to declare St. Augustin +unsound, and St. Thomas Aquinas guilty of weakness, when the one +swerved from this view and the other tolerated the deviation. And, +until responsible Catholic authority--say, for example, the Archbishop +of Westminster--formally declares that Suarez was wrong, and that +Catholic priests are free to teach their flocks that the world was +_not_ made in six natural days, and that plants and animals were _not_ +created in their perfect and complete state, but have been evolved by +natural processes through long ages from certain germs in which they +were potentially contained, I, for one, shall feel bound to believe +that the doctrines of Suarez are the only ones which are sanctioned +by Infallible Authority, as represented by the Holy Father and the +Catholic Church. + +I need hardly add that they are as absolutely denied and repudiated by +Scientific Authority, as represented by Reason and Fact. The question +whether the earth and the immediate progenitors of its present living +population were made in six natural days or not, is no longer one upon +which two opinions can be held. + +The fact that it did not so come into being stands upon as sound a +basis as any fact of history whatever. It is not true that existing +plants and animals came into being within three days of the creation +of the earth out of nothing, for it is certain that innumerable +generations of other plants and animals lived upon the earth before +its present population. And when, Sunday after Sunday, men who profess +to be our instructors in righteousness read out the statement, "In +six days the Lord made heaven and earth, the sea, and all that in them +is," in innumerable churches, they are either propagating what they +may easily know, and, therefore, are bound to know, to be falsities; +or, if they use the words in some non-natural sense, they fall below +the moral standard of the much-abused Jesuit. + +Thus far the contradiction between Catholic verity and Scientific +verity is complete and absolute, quite independently of the truth or +falsehood of the doctrine of evolution. But, for those who hold the +doctrine of evolution, all the Catholic verities about the creation of +living beings must be no less false. For them, the assertion that +the progenitors of all existing plants were made on the third day, of +animals on the fifth and sixth days, in the forms they now present, is +simply false. Nor can they admit that man was made suddenly out of the +dust of the earth; while it would be an insult to ask an evolutionist +whether he credits the preposterous fable respecting the fabrication +of woman to which Suarez pins his faith. If Suarez has rightly stated +Catholic doctrine, then is evolution utter heresy. And such I believe +it to be. In addition to the truth of the doctrine of evolution, +indeed, one of its greatest merits in my eyes, is the fact that it +occupies a position of complete and irreconcilable antagonism to that +vigorous and consistent enemy of the highest intellectual, moral, and +social life of mankind--the Catholic Church. No doubt, Mr. Mivart, +like other putters of new wine into old bottles, is actuated by +motives which are worthy of respect, and even of sympathy; but his +attempt has met with the fate which the Scripture prophesies for all +such. + +Catholic theology, like all theologies which are based upon the +assumption of the truth of the account of the origin of things given +in the Book of Genesis, being utterly irreconcilable with the doctrine +of evolution, the student of science, who is satisfied that the +evidence upon which the doctrine of evolution rests, is incomparably +stronger and better than that upon which the supposed authority of +the Book of Genesis rests, will not trouble himself further with these +theologies, but will confine his attention to such arguments against +the view he holds as are based upon purely scientific data--and +by scientific data I do not merely mean the truths of physical, +mathematical, or logical science, but those of moral and metaphysical +science. For, by science, I understand all knowledge which rests upon +evidence and reasoning of a like character to that which claims our +assent to ordinary scientific propositions. And if any one is able to +make good the assertion that his theology rests upon valid evidence +and sound reasoning, then it appears to me that such theology will +take its place as a part of science. + +The present antagonism between theology and science does not arise +from any assumption by the men of science that all theology must +necessarily be excluded from science; but simply because they are +unable to allow that reason and morality have two weights and two +measures; and that the belief in a proposition, because authority +tells you it is true, or because you wish to believe it, which is a +high crime and misdemeanour when the subject matter of reasoning is +of one kind, becomes under the _alias_ of "faith" the greatest of all +virtues, when the subject matter of reasoning is of another kind. + +The Bishop of Brechin said well the other day:--"Liberality in +religion--I do not mean tender and generous allowances for the +mistakes of others--is only unfaithfulness to truth."[1] And, with +the same qualification, I venture to paraphrase the Bishop's dictum: +"Ecclesiasticism in science is only unfaithfulness to truth." + +[Footnote 1: Charge at the Diocesan Synod of Brechin. _Scotsman_, +Sept. 14, 1871.] + +Elijah's great question, "Will you serve God or Baal? Choose ye," is +uttered audibly enough in the ears of every one of us as we come to +manhood. Let every man who tries to answer it seriously, ask himself +whether he can be satisfied with the Baal of authority, and with all +the good things his worshippers are promised in this world and the +next. If he can, let him, if he be so inclined, amuse himself with +such scientific implements as authority tells him are safe and will +not cut his fingers; but let him not imagine he is, or can be, both a +true son of the Church and a loyal soldier of science. + +And, on the other hand, if the blind acceptance of authority appears +to him in its true colours, as mere private judgment _in excelsis_, +and if he have the courage to stand alone, face to face with the abyss +of the Eternal and Unknowable, let him be content, once for all, not +only to renounce the good things promised by "Infallibility," but even +to bear the bad things which it prophesies; content to follow reason +and fact in singleness and honesty of purpose, wherever they may lead, +in the sure faith that a hell of honest men will, to him, be more +endurable than a paradise full of angelic shams. + +Mr. Mivart asserts that "without a belief in a personal God, there is +no religion worthy of the name." This is a matter of opinion. But +it may be asserted, with less reason to fear contradiction, that the +worship of a personal God, who, on Mr. Mivart's hypothesis, must +have used language studiously calculated to deceive His creatures and +worshippers, is "no religion worthy of the name." "Incredibile est, +Deum illis verbis ad populum fuisse locutum quibus deciperetur," is a +verdict in which, for once, Jesuit casuistry concurs with the healthy +moral sense of all mankind. + +Having happily got quit of the theological aspect of evolution, the +supporter of that great truth who turns to the scientific objections +which are brought against it by recent criticism, finds, to his +relief, that the work before him is greatly lightened by the +spontaneous retreat of the enemy from nine-tenths of the territory +which he occupied ten years ago. Even the Quarterly Reviewer not only +abstains from venturing to deny that evolution has taken place, but he +openly admits that Mr. Darwin has forced on men's minds "a recognition +of the probability, if not more, of evolution, and of the certainty of +the action of natural selection" (p. 49). + +I do not quite see, myself, how, if the action of natural selection is +_certain_, the occurrence of evolution is only _probable_; inasmuch as +the development of a new species by natural selection is, so far as +it goes, evolution. However, it is not worth while to quarrel with +the precise terms of a sentence which shows that the high watermark of +intelligence among those most respectable of Britons, the readers of +the _Quarterly Review_, has now reached such a level that the next +tide may lift them easily and pleasantly on the once-dreaded shore of +evolution. Nor, having got there, do they seem likely to stop, until +they have reached the inmost heart of that great region, and accepted +the ape ancestry of, at any rate, the body of man. For the Reviewer +admits that Mr. Darwin can be said to have established: + + "That if the various kinds of lower animals have been evolved + one from the other by a process of natural generation or + evolution, then it becomes highly probable, _a priori_, that + man's body has been similarly evolved; but this, in such a + case, becomes equally probable from the admitted fact that he + is an animal at all" (p. 65). + +From the principles laid down in the last sentence, it would follow +that if man were constructed upon a plan as different from that of any +other animal as that of a sea-urchin is from that of a whale, it +would be "equally probable" that he had been developed from some other +animal as it is now, when we know that for every bone, muscle, tooth, +and even pattern of tooth, in man, there is a corresponding bone, +muscle, tooth, and pattern of tooth, in an ape. And this shows one +of two things--either that the Quarterly Reviewer's notions of +probability are peculiar to himself; or, that he has such an +overpowering faith in the truth of evolution, that no extent of +structural break between one animal and another is sufficient to +destroy his conviction that evolution has taken place. + +But this by the way. The importance of the admission that there is +nothing in man's physical structure to interfere with his having been +evolved from an ape, is not lessened because it is grudgingly made and +inconsistently qualified. And instead of jubilating over the extent of +the enemy's retreat, it will be more worth while to lay siege to his +last stronghold--the position that there is a distinction in kind +between the mental faculties of man and those of brutes; and that, in +consequence of this distinction in kind, no gradual progress from +the mental faculties of the one to those of the other can have taken +place. + +The Quarterly Reviewer entrenches himself within formidable-looking +psychological outworks, and there is no getting at him without +attacking them one by one. + +He begins by laying down the following proposition: "'Sensation' is +not 'thought,' and no amount of the former would constitute the most +rudimentary condition of the latter, though sensations supply the +conditions for the existence of 'thought' or 'knowledge'" (p. 67). + +This proposition is true, or not, according to the sense in which the +word "thought" is employed. Thought is not uncommonly used in a sense +co-extensive with consciousness, and, especially, with those states +of consciousness we call memory. If I recall the impression made by a +colour or an odour, and distinctly remember blueness or muskiness, I +may say with perfect propriety that I "think of" blue or musk; and, +so long as the thought lasts, it is simply a faint reproduction of the +state of consciousness to which I gave the name in question, when it +first became known to me as a sensation. + +Now, if that faint reproduction of a sensation, which we call the +memory of it, is properly termed a thought, it seems to me to be +a somewhat forced, proceeding to draw a hard and fast line of +demarcation between thoughts and sensations. If sensations are +not rudimentary thoughts, it may be said that some thoughts are +rudimentary sensations. No amount of sound constitutes an echo, but +for all that no one would pretend that an echo is something of totally +different nature from a sound. Again, nothing can be looser, or more +inaccurate, than the assertion that "sensations supply the conditions +for the existence of thought or knowledge." If this implies that +sensations supply the conditions for the existence of our memory of +sensations or of our thoughts about sensations, it is a truism which +it is hardly worth while to state so solemnly. If it implies that +sensations supply anything else, it is obviously erroneous. And if it +means, as the context would seem to show it does, that sensations are +the subject-matter of all thought or knowledge, then it is no less +contrary to fact, inasmuch as our emotions, which constitute a +large part of the subject-matter of thought or of knowledge, are not +sensations. + +More eccentric still is the Quarterly Reviewer's next piece of +psychology. + + "Altogether, we may clearly distinguish at least six kinds of + action to which the nervous system ministers:-- + + "I. That in which impressions received result in appropriate + movements without the intervention of sensation or thought, as + in the cases of injury above given.--This is the reflex action + of the nervous system. + + "II. That in which stimuli from without result in sensations + through the agency of which their due effects are wrought + out--Sensation. + + "III. That in which impressions received result in + sensations which give rise to the observation of sensible + objects.--Sensible perception. + + "IV. That in which sensations and perceptions continue to + coalesce, agglutinate, and combine in more or less complex + aggregations, according to the laws of the association of + sensible perceptions.--Association. + + "The above four groups contain only indeliberate operations, + consisting, as they do at the best, but of mere _presentative_ + sensible ideas in no way implying any reflective or + _representative_ faculty. Such actions minister to and form + _Instinct_. Besides these, we may distinguish two other kinds + of mental action, namely:-- + + "V. That in which sensations and sensible perceptions are + reflected on by thought, and recognized as our own, and + we ourselves recognized by ourselves as affected and + perceiving.--Self-consciousness. + + "VI. That in which we reflect upon our sensations or + perceptions, and ask what they are, and why they are.--Reason. + + "These two latter kinds of action are deliberate operations, + performed, as they are, by means of representative ideas + implying the use of a _reflective representative_ faculty. + Such actions distinguish the _intellect_ or rational faculty. + Now, we assert that possession in perfection of all the first + four _(presentative)_ kinds of action by no means implies + the possession of the last two _(representative)_ kinds. + All persons, we think, must admit the truth of the following + proposition:-- + + "Two faculties are distinct, not in degree but _in kind_, + if we may possess the one in perfection without that fact + implying that we possess the other also. Still more will + this be the case if the two faculties tend to increase in + an inverse ratio. Yet this is the distinction between the + _instinctive_ and the _intellectual_ parts of man's nature. + + "As to animals, we fully admit that they may possess all the + first four groups of actions--that they may have, so to speak, + mental images of sensible objects combined in all degrees of + complexity, as governed by the laws of association. We deny to + them, on the other hand, the possession of the last two + kinds of mental action. We deny them, that is, the power of + reflecting on their own existence, or of inquiring into the + nature of objects and their causes. We deny that they know + that they know or know themselves in knowing. In other words, + we deny them _reason_. The possession of the presentative + faculty, as above explained, in no way implies that of the + reflective faculty; nor does any amount of direct operation + imply the power of asking the reflective question before + mentioned, as to 'what' and 'why.'" _(Loc. cit_. pp. 67, 68.) + +Sundry points are worthy of notice in this remarkable account of the +intellectual powers. In the first place the Reviewer ignores emotion +and volition, though they are no inconsiderable "kinds of action to +which the nervous system ministers," and memory has a place in his +classification only by implication. Secondly, we are told that the +second "kind of action to which the nervous system ministers" is "that +in which stimuli from without result in sensations through the agency +of which their due effects are wrought out.--Sensation." Does this +really mean that, in the writer's opinion, "sensation" is the "agent" +by which the "due effect" of the stimulus, which gives rise to +sensation, is "wrought out"? Suppose somebody runs a pin into me. The +"due effect" of that particular stimulus will probably be threefold; +namely, a sensation of pain, a start, and an interjectional expletive. +Does the Quarterly Reviewer really think that the "sensation" is the +"agent" by which the other two phenomena are wrought out? + +But these matters are of little moment to anyone but the Reviewer +and those persons who may incautiously take their physiology, or +psychology, from him. The really interesting point is this, that when +he fully admits that animals "may possess all the first four groups +of actions," he grants all that is necessary for the purposes of +the evolutionist. For he hereby admits that in animals "impressions +received result in sensations which give rise to the observation +of sensible objects," and that they have what he calls "sensible +perception." Nor was it possible to help the admission; for we have +as much reason to ascribe to animals, as we have to attribute to our +fellow-men, the power, not only of perceiving external objects as +external, and thus practically recognizing the difference between the +self and the not-self; but that of distinguishing between like +and unlike, and between simultaneous and successive things. When a +gamekeeper goes out coursing with a greyhound in leash, and a hare +crosses the field of vision, he becomes the subject of those states +of consciousness we call visual sensation, and that is all he receives +from without. Sensation, as such, tells him nothing whatever about +the cause of these states of consciousness; but the thinking faculty +instantly goes to work upon the raw material of sensation furnished to +it through the eye, and gives rise to a train of thoughts. First comes +the thought that there is an object at a certain distance; then arises +another thought--the perception of the likeness between the states of +consciousness awakened by this object to those presented by memory, +as, on some former occasion, called up by a hare; this is succeeded +by another thought of the nature of an emotion--namely, the desire +to possess the hare; then follows a longer or shorter train of other +thoughts, which end in a volition and an act--the loosing of the +greyhound from the leash. These several thoughts are the concomitants +of a process which goes on in the nervous system of the man. Unless +the nerve-elements of the retina, of the optic nerve, of the brain, of +the spinal chord, and of the nerves of the arms went through certain +physical changes in due order and correlation, the various states +of consciousness which have been enumerated would not make their +appearance. So that in this, as in all other intellectual operations, +we have to distinguish two sets of successive changes--one in the +physical basis of consciousness, and the other in consciousness +itself; one set which may, and doubtless will, in course of time, +be followed through all their complexities by the anatomist and the +physicist, and one of which only the man himself can have immediate +knowledge. + +As it is very necessary to keep up a clear distinction between +these two processes, let the one be called _neurosis_, and the other +_psychosis_. When the gamekeeper was first trained to his work, every +step in the process of neurosis was accompanied by a corresponding +step in that of psychosis, or nearly so. He was conscious of seeing +something, conscious of making sure it was a hare, conscious of +desiring to catch it, and therefore to loose the greyhound at the +right time, conscious of the acts by which he let the dog out of the +leash. But with practice, though the various steps of the neurosis +remain--for otherwise the impression on the retina would not result +in the loosing of the dog--the great majority of the steps of the +psychosis vanish, and the loosing of the dog follows unconsciously, or +as we say, without thinking about it, upon the sight of the hare. +No one will deny that the series of acts which originally intervened +between the sensation and the letting go of the dog were, in the +strictest sense, intellectual and rational operations. Do they cease +to be so when the man ceases to be conscious of them? That depends +upon what is the essence and what the accident of those operations, +which, taken together, constitute ratiocination. + +Now ratiocination is resolvable into predication, and predication +consists in marking, in some way, the existence, the co-existence, +the succession, the likeness and unlikeness, of things or their ideas. +Whatever does this, reasons; and if a machine produces the effects of +reason, I see no more ground for denying to it the reasoning power, +because it is unconscious, than I see for refusing to Mr. Babbage's +engine the title of a calculating machine on the same grounds. + +Thus it seems to me that a gamekeeper reasons, whether he is conscious +or unconscious, whether his reasoning is carried on by neurosis alone, +or whether it involves more or less psychosis. And if this is true +of the gamekeeper, it is also true of the greyhound. The essential +resemblances in all points of structure and function, so far as they +can be studied, between the nervous system of the man and that of the +dog, leave no reasonable doubt that the processes which go on in the +one are just like those which take place in the other. In the dog, +there can be no doubt that the nervous matter which lies between +the retina and the muscles undergoes a series of changes, precisely +analogous to those which, in the man, give rise to sensation, a train +of thought, and volition. + +Whether this neurosis is accompanied by such psychosis as ours, it is +impossible to say; but those who deny that the nervous changes, which, +in the dog, correspond with those which underlie thought in a man, are +accompanied by consciousness, are equally bound to maintain that those +nervous changes in the dog, which correspond with those which underlie +sensation in a man, are also unaccompanied by consciousness. In other +words, if there is no ground for believing that a dog thinks, neither +is there any for believing that he feels. + +As is well known, Descartes boldly faced this dilemma, and +maintained that all animals were mere machines and entirely devoid of +consciousness. But he did not deny, nor can anyone deny, that in this +case they are reasoning machines, capable of performing all those +operations which are performed by the nervous system of man when he +reasons. For even supposing that in man, and in man only, psychosis is +superadded to neurosis--the neurosis which is common to both man +and animal gives their reasoning processes a fundamental unity. +But Descartes's position is open to very serious objections, if the +evidence that animals feel is insufficient to prove that they really +do so. What is the value of the evidence which leads one to believe +that one's fellow-man feels? The only evidence in this argument of +analogy, is the similarity of his structure and of his actions to +one's own. And if that is good enough to prove that one's fellow-man +feels, surely it is good enough to prove that an ape feels. For the +differences of structure and function between men and apes are utterly +insufficient to warrant the assumption, that while men have those +states of consciousness we call sensations, apes have nothing of the +kind. Moreover, we have as good evidence that apes are capable of +emotion and volition as we have that men other than ourselves are. But +if apes possess three out of the four kinds of states of consciousness +which we discover in ourselves, what possible reason is there for +denying them the fourth? If they are capable of sensation, emotion, +and volition, why are they to be denied thought (in the sense of +predication)? + +No answer has ever been given to these questions. And as the law of +continuity is as much opposed, as is the common sense of mankind, to +the notion that all animals are unconscious machines, it may safely be +assumed that no sufficient answer ever will be given to them. + +There is every reason to believe that consciousness is a function +of nervous matter, when, that nervous matter has attained a certain +degree of organization, just as we know the other "actions to which +the nervous system ministers," such as reflex action and the like, to +be. As I have ventured to state my view of the matter elsewhere, "our +thoughts are the expression of molecular changes in that matter of +life which is the source of our other vital phenomena." + +Mr. Wallace objects to this statement in the following terms:-- + + "Not having been able to find any clue in Professor Huxley's + writings to the steps by which he passes from those vital + phenomena, which consist only, in their last analysis, of + movements by particles of matter, to those other phenomena + which we term thought, sensation, or consciousness; but, + knowing that so positive an expression of opinion from him + will have great weight with many persons, I shall endeavour + to show, with as much brevity as is compatible with clearness, + that this theory is not only incapable of proof, but is also, + as it appears to me, inconsistent with accurate conceptions of + molecular physics." + +With all respect for Mr. Wallace, it appears to me that his remarks +are entirely beside the question. I really know nothing whatever, and +never hope to know anything, of the steps by which the passage from +molecular movement to states of consciousness is effected; and I +entirely agree with the sense of the passage which he quotes from +Professor Tyndall, apparently imagining that it is in opposition to +the view I hold. + +All that I have to say is, that, in my belief, consciousness and +molecular action are capable of being expressed by one another, just +as heat and mechanical action are capable of being expressed in terms +of one another. Whether we shall ever be able to express consciousness +in foot-pounds, or not, is more than I will venture to say; but +that there is evidence of the existence of some correlation between +mechanical motion and consciousness, is as plain as anything can be. +Suppose the poles of an electric battery to be connected by a platinum +wire. A certain intensity of the current gives rise in the mind of a +bystander to that state of consciousness we call a "dull red light"--a +little greater intensity to another which we call a "bright red +light;" increase the intensity, and the light becomes white; and, +finally, it dazzles, and a new state of consciousness arises, which we +term pain. Given the same wire and the same nervous apparatus, and the +amount of electric force required to give rise to these several states +of consciousness will be the same, however often the experiment +is repeated. And as the electric force, the light-waves, and the +nerve-vibrations caused by the impact of the light-waves on the +retina, are all expressions of the molecular changes which are taking +place in the elements of the battery; so consciousness is, in the same +sense, an expression of the molecular changes which take place in that +nervous matter, which is the organ of consciousness. + +And, since this, and any number of similar examples that may be +required, prove that one form of consciousness, at any rate, is, in +the strictest sense, the expression of molecular change, it really +is not worth while to pursue the inquiry, whether a fact so easily +established is consistent with any particular system of molecular +physics or not. + +Mr. Wallace, in fact, appears to me to have mixed up two very distinct +propositions: the one, the indisputable truth that consciousness is +correlated with molecular changes in the organ of consciousness; +the other, that the nature of that correlation is known, or can be +conceived, which is quite another matter. Mr. Wallace, presumably, +believes in that correlation of phenomena which we call cause and +effect as firmly as I do. But if he has ever been able to form the +faintest notion how a cause gives rise to its effect, all I can say is +that I envy him. Take the simplest case imaginable--suppose a ball in +motion to impinge upon another ball at rest. I know very well, as a +matter of fact, that the ball in motion will communicate some of its +motion to the ball at rest, and that the motion of the two balls after +collision is precisely correlated with the masses of both balls and +the amount of motion of the first. But how does this come about? In +what manner can we conceive that the _vis viva_ of the first ball +passes into the second? I confess I can no more form any conception +of what happens in this case, than I can of what takes place when the +motion of particles of my nervous matter, caused by the impact of a +similar ball, gives rise to the state of consciousness I call pain. In +ultimate analysis everything is incomprehensible, and the whole object +of science is simply to reduce the fundamental incomprehensibilities +to the smallest possible number. + +But to return to the Quarterly Reviewer. He admits that animals +have "mental images of sensible objects, combined in all degrees of +complexity, as governed by the laws of association." Presumably, by +this confused and imperfect statement the Reviewer means to admit +more than the words imply. For mental images of sensible objects, +even though "combined in all degrees of complexity," are, and can be, +nothing more than mental images of sensible objects. But judgments, +emotions, and volitions cannot by any possibility be included under +the head of "mental images of sensible objects." + +If the greyhound had no better mental endowment than the Reviewer +allows him, he might have the "mental image" of the "sensible +object"--the hare--and that might be combined with the mental images +of other sensible objects, to any degree of complexity, but he would +have no power of judging it to be at a certain distance from him; no +power of perceiving its similarity to his memory of a hare; and no +desire to get at it. Consequently he would stand stock still, and the +noble art of coursing would have no existence. On the other hand, +as that art is largely practised, it follows that greyhounds alone +possess a number of mental powers, the existence of which, in any +animal, is absolutely denied by the Quarterly Reviewer. + +Finally, what are the mental powers which he reserves as the especial +prerogative of man? They are two. First, the recognition of "ourselves +by ourselves as affected and perceiving.--Self-consciousness." + +Secondly. "The reflection upon our sensations and perceptions, and +asking what they are and why they are.--Reason." + +To the faculty defined in the last sentence, the Reviewer, without +assigning the least ground for thus departing from both common usage +and technical propriety, applies the name of reason. But if man is not +to be considered a reasoning being, unless he asks what his sensations +and perceptions are, and why they are, what is a Hottentot, or an +Australian black fellow; or what the "swinked hedger" of an ordinary +agricultural district? Nay, what becomes of an average country squire +or parson? How many of these worthy persons who, as their wont is, +read the _Quarterly Review_, would do other than stand agape, if you +asked them whether they had ever reflected what their sensations and +perceptions are, and why they are? + +So that if the Reviewer's new definition of reason be correct, the +majority of men, even among the most civilized nations, are devoid of +that supreme characteristic of manhood. And if it be as absurd as I +believe it to be, then, as reason is certainly not self-consciousness, +and as it, as certainly, is one of the "actions to which the nervous +system ministers," we must, if the Reviewer's classification is to be +adopted, seek it among those four faculties which he allows animals +to possess. And thus, for the second time, he really surrenders, while +seeming to defend, his position. + +The Quarterly Reviewer, as we have seen, lectures the evolutionists +upon their want of knowledge of philosophy altogether. Mr. Mivart +is not less pained at Mr. Darwin's ignorance of moral science. It is +grievous to him that Mr. Darwin (and _nous autres_) should not +have grasped the elementary distinction between material and formal +morality; and he lays down as an axiom, of which no tyro ought to be +ignorant, the position that "acts, unaccompanied by mental acts +of conscious will directed towards the fulfilment of duty," are +"absolutely destitute of the most incipient degree of real or formal +goodness." + +Now this may be Mr. Mivart's opinion, but it is a proposition which, +really, does not stand on the footing of an undisputed axiom. Mr. Mill +denies it in his work on Utilitarianism. The most influential writer +of a totally opposed school, Mr. Carlyle, is never weary of denying +it, and upholding the merit of that virtue which is unconscious; nay, +it is, to my understanding, extremely hard to reconcile Mr. Mivart's +dictum with that noble summary of the whole duty of man--"Thou shalt +love the Lord thy God with all thy heart, and with all thy soul, and +with all thy strength; and thou shalt love thy neighbour as thyself." +According to Mr. Mivart's definition, the man who loves God and his +neighbour, and, out of sheer love and affection for both, does all he +can to please them, is, nevertheless, destitute of a particle of real +goodness. + +And it further happens that Mr. Darwin, who is charged by Mr. Mivart +with being ignorant of the distinction between material and formal +goodness, discusses the very question at issue, in a passage which +is well worth reading (vol. i.p. 87), and also comes to a conclusion +opposed to Mr. Mivart's axiom. A proposition which has been so much +disputed and repudiated, should, under no circumstances, have been +thus confidently assumed to be true. For myself, I utterly reject +it, inasmuch as the logical consequence of the adoption of any such +principle is the denial of all moral value to sympathy and affection. +According to Mr. Mivart's axiom, the man who, seeing another +struggling in the water, leaps in at the risk of his own life to save +him, does that which is "destitute of the most incipient degree of +real goodness," unless, as he strips off his coat, he says to himself, +"Now mind, I am going to do this because it is my duty and for no +other reason;" and the most beautiful character to which humanity +can attain, that of the man who does good without thinking about it, +because he loves justice and mercy and is repelled by evil, has no +claim on our moral approbation. The denial that a man acts morally +because he does not think whether he does so or not, may be put upon +the same footing as the denial of the title of an arithmetician to the +calculating boy, because he did not know how he worked his sums. If +mankind ever generally accept and act upon Mr. Mivart's axiom, they +will simply become a set of most unendurable prigs; but they never +have accepted it, and I venture to hope that evolution has nothing so +terrible in store for the human race. + +But, if an action, the motive of which is nothing out affection or +sympathy, may be deserving of moral approbation and really good, who +that has ever had a dog of his own will deny that animals are capable +of such actions? Mr. Mivart indeed says:--"It may be safely affirmed, +however, that there is no trace in brutes of any actions simulating +morality which are not explicable by the fear of punishment, by the +hope of pleasure, or by personal affection" (p. 221). But it may +be affirmed, with equal truth, that there is no trace in men of any +actions which are not traceable to the same motives. If a man does +anything, he does it either because he fears to be punished if he +does not do it, or because he hopes to obtain pleasure by doing it, or +because he gratifies his affections[1] by doing it. + +[Footnote 1: In separating pleasure and the gratification of +affection, I simply follow Mr. Mivart without admitting the justice of +the separation.] + +Assuming the position of the absolute moralists, let it be granted +that there is a perception of right and wrong innate in every man. +This means, simply, that when certain ideas are presented to his +mind, the feeling of approbation arises; and when certain others, the +feeling of disapprobation. To do your duty is to earn the approbation +of your conscience, or moral sense; to fail in your duty is to feel +its disapprobation, as we all say. Now, is approbation a pleasure or +a pain? Surely a pleasure. And is disapprobation a pleasure or a pain? +Surely a pain. Consequently all that is really meant by the absolute +moralists is that there is, in the very nature of man, something which +enables him to be conscious of these particular pleasures and pains. +And when they talk of immutable and eternal principles of morality, +the only intelligible sense which I can put upon the words, is that +the nature of man being what it is, he always has been, and always +will be, capable of feeling these particular pleasures and pains. _A +priori_, I have nothing to say against this proposition. Admitting its +truth, I do not see how the moral faculty is on a different footing +from any of the other faculties of man. If I choose to say that it is +an immutable and eternal law of human nature that "ginger is hot +in the mouth," the assertion has as much foundation of truth as the +other, though I think it would be expressed in needlessly pompous +language. I must confess that I have never been able to understand why +there should be such a bitter quarrel between the intuitionists and +the utilitarians. The intuitionist is, after all, only a utilitarian +who believes that a particular class of pleasures and pains has an +especial importance, by reason of its foundation in the nature of man, +and its inseparable connection with his very existence as a thinking +being. And as regards the motive of personal affection: Love, as +Spinoza profoundly says, is the association of pleasure with that +which is loved.[1] Or, to put it to the common sense of mankind, +is the gratification of affection a pleasure or a pain? Surely a +pleasure. So that whether the motive which leads us to perform +an action is the love of our neighbour, or the love of God, it is +undeniable that pleasure enters into that motive. + +[Footnote 1: "Nempe, Amor nihil aliud est, quam Laetitia, concomitante +idea causae externae."--_Ethices_ III. xiii.] + +Thus much in reply to Mr. Mivart's arguments. I cannot but think +that it is to be regretted that he ekes them out by ascribing to the +doctrines of the philosophers with whom he does not agree, logical +consequences which have been over and over again proved not to flow +from them: and when reason fails him, tries the effect of an injurious +nickname. According to the views of Mr. Spencer, Mr. Mill, and Mr. +Darwin, Mr. Mivart tells us, "_virtue is a mere kind of retrieving;" +_ and, that we may not miss the point of the joke, he puts it in +italics. But what if it is? Does that make it less virtue? Suppose I +say that sculpture is a "mere way" of stone-cutting, and painting +a "mere way" of daubing canvas, and music a "mere way" of making a +noise, the statements are quite true; but they only show that I see no +other method of depreciating some of the noblest aspects of humanity, +than that of using language in an inadequate and misleading sense +about them. And the peculiar in appropriateness of this particular +nickname to the views in question, arises from the circumstance which +Mr. Mivart would doubtless have recollected, if his wish to ridicule +had not for the moment obscured his judgment--that whether the law +of evolution applies to man or not, that of hereditary transmission +certainly does. Mr. Mivart will hardly deny that a man owes a large +share of the moral tendencies which he exhibits to his ancestors; +and the man who inherits a desire to steal from a kleptomaniac, or a +tendency to benevolence from a Howard, is, so far as he illustrates +hereditary transmission, comparable to the dog who inherits the desire +to fetch a duck out of the water from his retrieving sire. So that, +evolution, or no evolution, moral qualities are comparable to a "kind +of retrieving;" though the comparison, if meant for the purposes of +casting obloquy on evolution, does not say much for the fairness of +those who make it. + +The Quarterly Reviewer and Mr. Mivart base their objections to the +evolution of the mental faculties of man from those of some lower +animal form, upon what they maintain to be a difference in kind +between the mental and moral faculties of men and brutes; and I +have endeavoured to show, by exposing the utter unsoundness of their +philosophical basis, that these objections are devoid of importance. + +The objections which Mr. Wallace brings forward to the doctrine of +the evolution of the mental faculties of man from those of brutes +by natural causes, are of a different order, and require separate +consideration. + +If I understand him rightly, he by no means doubts that both the +bodily and the mental faculties of man have been evolved from those of +some lower animal; but he is of opinion, that some agency beyond that +which has been concerned in the evolution of ordinary animals, has +been operative in the case of man. "A superior intelligence has guided +the development of man in a definite direction and for a special +purpose, just as man guides the development of many animal and +vegetable forms."[1] I understand this to mean that, just as the +rock-pigeon has been produced by natural causes, while the +evolution of the tumbler from the blue rock has required the special +intervention of the intelligence of man, so some anthropoid form may +have been evolved by variation and natural selection; but it could +never have given rise to man, unless some superior intelligence had +played the part of the pigeon-fancier. + +[Footnote 1: The limits of Natural Selection as applied to Man _(loc. +cit_. p. 359).] + +According to Mr. Wallace, "whether we compare the savage with the +higher developments of man, or with the brutes around him, we are +alike driven to the conclusion, that, in his large and well-developed +brain, he possesses an organ quite disproportioned to his +requirements" (p. 343); and he asks, "What is there in the life of the +savage but the satisfying of the cravings of appetite in the simplest +and easiest way? What thoughts, idea, or actions are there that raise +him many grades above the elephant or the ape?" (p. 342). I answer Mr. +Wallace by citing a remarkable passage which occurs in his instructive +paper on "Instinct in Man and Animals." + + "Savages make long journeys in many directions, and, their + whole faculties being directed to the subject, they gain a + wide and accurate knowledge of the topography, not only + of their own district, but of all the regions round about. + Everyone who has travelled in a new direction communicates his + knowledge to those who have travelled less, and descriptions + of routes and localities, and minute incidents of travel, form + one of the main staples of conversation around the evening + fire. Every wanderer or captive from another tribe adds to + the store of information, and, as the very existence of + individuals and of whole families and tribes depends upon + the completeness of this knowledge, all the acute perceptive + faculties of the adult savage are directed to acquiring and + perfecting it. The good hunter or warrior thus comes to know + the bearing of every hill and mountain range, the directions + and junctions of all the streams, the situation of each tract + characterized by peculiar vegetation, not only within the + area he has himself traversed, but perhaps for a hundred miles + around it. His acute observation enables him to detect the + slightest undulations of the surface, the various changes of + subsoil and alterations in the character of the vegetation + that would be quite imperceptible to a stranger. His eye is + always open to the direction in which he is going; the mossy + side of trees, the presence of certain plants under the shade + of rocks, the morning and evening flight of birds, are to + him indications of direction almost as sure as the sun in the + heavens" (pp. 207-8). + +I have seen enough of savages to be able to declare that nothing can +be more admirable than this description of what a savage has to learn. +But it is incomplete. Add to all this the knowledge which a savage +is obliged to gain of the properties of plants, of the characters and +habits of animals, and of the minute indications by which their course +is discoverable: consider that even an Australian can make excellent +baskets and nets, and neatly fitted and beautifully balanced spears; +that he learns to use these so as to be able to transfix a quartern +loaf at sixty yards; and that very often, as in the case of the +American Indians, the language of a savage exhibits complexities which +a well-trained European finds it difficult to master: consider that +every time a savage tracks his game, he employs a minuteness of +observation, and an accuracy of inductive and deductive reasoning +which, applied to other matters, would assure some reputation to a man +of science, and I think we need ask no further why he possesses such a +fair supply of brains. In complexity and difficulty, I should say that +the intellectual labour of a "good hunter or warrior" considerably +exceeds that of an ordinary Englishman. The Civil Service Examiners +are held in great terror by young Englishmen; but even their ferocity +never tempted them to require a candidate to possess such a knowledge +of a parish, as Mr. Wallace justly points out savages may possess of +an area a hundred miles, or more, in diameter. + +But suppose, for the sake of argument, that a savage has more brains +than seems proportioned to his wants, all that can be said is that +the objection to natural selection, if it be one, applies quite +as strongly to the lower animals. The brain of a porpoise is quite +wonderful for its mass, and for the development of the cerebral +convolutions. And yet since we have ceased to credit the story of +Arion, it is hard to believe that porpoises are much troubled with +intellect: and still more difficult is it to imagine that their big +brains are only a preparation for the advent of some accomplished +cetacean of the future. Surely, again, a wolf must have too much +brains, or else how is it that a dog, with only the same quantity and +form of brain, is able to develop such singular intelligence? The wolf +stands to the dog in the same relation as the savage to the man; and, +therefore, if Mr. Wallace's doctrine holds good, a higher power must +have superintended the breeding up of wolves from some inferior stock, +in order to prepare them to become dogs. + +Mr. Wallace further maintains that the origin of some of man's mental +faculties by the preservation of useful variations is not possible. +Such, for example, are "the capacity to form ideal conceptions of +space and time, of eternity and infinity; the capacity for intense +artistic feelings of pleasure in form, colour, and composition; and +for those abstract notions of form and number which render geometry +and arithmetic possible." "How," he asks, "were all or any of these +faculties first developed, when they could have been of no possible +use to man in his early stages of barbarism?" + +Surely the answer is not far to seek. The lowest savages are as +devoid of any such conceptions as the brutes themselves. What sort of +conceptions of space and time, of form and number, can be possessed by +a savage who has not got so far as to be able to count beyond five or +six, who does not know how to draw a triangle or a circle, and has not +the remotest notion of separating the particular quality we call +form, from the other qualities of bodies? None of these capacities +are exhibited by men, unless they form part of a tolerably advanced +society. And, in such a society, there are abundant conditions by +which a selective influence is exerted in favour of those persons who +exhibit an approximation towards the possession of these capacities. + +The savage who can amuse his fellows by telling a good story over the +nightly fire, is held by them in esteem and rewarded, in one way or +another, for so doing in other words, it is an advantage to him to +possess this power. He who can carve a paddle, or the figure-head of +a canoe better, similarly profits beyond his duller neighbour. He +who counts a little better than others, gets most yams when barter +is going on, and forms the shrewdest estimate of the numbers of an +opposing tribe. The experience of daily life shows that the conditions +of our present social existence exercise the most extraordinarily +powerful selective influence in favour of novelists, artists, and +strong intellects of all kinds; and it seems unquestionable that +all forms of social existence must have had the same tendency, if we +consider the indisputable facts that even animals possess the power of +distinguishing form and number, and that they are capable of deriving +pleasure from particular forms and sounds. If we admit, as Mr. Wallace +does, that the lowest savages are not raised "many grades above the +elephant and the ape;" and if we further admit, as I contend must be +admitted, that the conditions of social life tend, powerfully, to +give an advantage to those individuals who vary in the direction of +intellectual or aesthetic excellence, what is there to interfere +with the belief that these higher faculties, like the rest, owe their +development to natural selection? + +Finally, with respect to the development of the moral sense out of the +simple feelings of pleasure and pain, liking and disliking, with which +the lower animals are provided, I can find nothing in Mr. Wallace's +reasonings which has not already been met by Mr. Mill, Mr. Spencer, or +Mr. Darwin. + +I do not propose to follow the Quarterly Reviewer and Mr. Mivart +through the long string of objections in matters of detail which they +bring against Mr. Darwin's views. Everyone who has considered +the matter carefully will be able to ferret out as many more +"difficulties;" but he will also, I believe, fail as completely as +they appear to me to have done, in bringing forward any fact which is +really contradictory of Mr. Darwin's views. Occasionally, too, their +objections and criticisms are based upon errors of their own. As, for +example, when Mr. Mivart and the Quarterly Reviewer insist upon the +resemblances between the eyes of _Cephalopoda_ and _Vertebrata_, +quite forgetting that there are striking and altogether fundamental +differences between them; or when the Quarterly Reviewer corrects Mr. +Darwin for saying that the gibbons, "without having been taught, +can walk or run upright with tolerable quickness, though they move +awkwardly, and much less securely than man." The Quarterly Reviewer +says, "This is a little misleading, inasmuch as it is not stated that +this upright progression is effected by placing the enormously long +arms behind the head, or holding them out backwards as a balance in +progression." + +Now, before carping at a small statement like this, the Quarterly +Reviewer should have made sure that he was quite right. But he happens +to be quite wrong. I suspect he got his notion of the manner in which +a gibbon walks from a citation in "Man's Place in Nature." But at +that time I had not seen a gibbon walk. Since then I have, and I can +testify that nothing can be more precise than Mr. Darwin's statement. +The gibbon I saw walked without either putting his arms behind his +head or holding them out backwards. All he did was to touch the ground +with the outstretched fingers of his long arms now and then, just as +one sees a man who carries a stick, but does not need one, touch the +ground with it as he walks along. + +Again, a large number of the objections brought forward by Mr. Mivart +and the Quarterly Reviewer apply to evolution in general, quite as +much as to the particular form of that doctrine advocated by Mr. +Darwin; or, to their notions of Mr. Darwin's views and not to what +they really are. An excellent example of this class of difficulties +is to be found in Mr. Mivart's chapter on "Independent Similarities +of Structure." Mr. Mivart says that these cannot be explained by +an "absolute and pure Darwinian," but "that an innate power and +evolutionary law, aided by the corrective action of natural selection, +should have furnished like needs with like aids, is not at all +improbable" (p. 82). + +I do not exactly know what Mr. Mivart means by an "absolute and +pure Darwinian;" indeed Mr. Mivart makes that creature hold so many +singular opinions that I doubt if I can ever have seen one alive. But +I find nothing in his statement of the view which he imagines to +be originated by himself, which is really inconsistent with what I +understand to be Mr. Darwin's views. + +I apprehend that the foundation of the theory of natural selection is +the fact that living bodies tend incessantly to vary. This variation +is neither indefinite, nor fortuitous, nor does it take place in all +directions, in the strict sense of these words. + +Accurately speaking, it is not indefinite, nor does it take place in +all directions, because it is limited by the general characters of the +type to which the organism exhibiting the variation belongs. A whale +does not tend to vary in the direction of producing feathers, nor a +bird in the direction of developing whalebone. In popular language +there is no harm in saying that the waves which break upon the +sea-shore are indefinite, fortuitous, and break in all directions. +In scientific language, on the contrary, such a statement would be +a gross error, inasmuch as every particle of foam is the result of +perfectly definite forces, operating according to no less definite +laws. In like manner, every variation of a living form, however +minute, however apparently accidental, is inconceivable except as the +expression of the operation of molecular forces or "powers" resident +within the organism. And, as these forces certainly operate according +to definite laws, their general result is, doubtless, in accordance +with some general law which subsumes them all. And there appears to +be no objection to call this an "evolutionary law." But nobody is the +wiser for doing so, or has thereby contributed, in the least degree, +to the advance of the doctrine of evolution, the great need of which +is a theory of variation. + +When Mr. Mivart tells us that his "aim has been to support the +doctrine that these species have been evolved by ordinary _natural +laws_ (for the most part unknown), aided by the _subordinate_ action +of 'natural selection'" (pp. 332-3), he seems to be of opinion that +his enterprise has the merit of novelty. All I can say is that I have +never had the slightest notion that Mr. Darwin's aim is in any way +different from this. If I affirm that "species have been evolved by +variation[1] (a natural process, the laws of which are for the most +part unknown), aided by the subordinate action of natural selection," +it seems to me that I enunciate a proposition which constitutes the +very pith and marrow of the first edition of the "Origin of Species." +And what the evolutionist stands in need of just now, is not an +iteration of the fundamental principle of Darwinism, but some light +upon the questions, What are the limits of variation? and, If +a variety has arisen, can that variety be perpetuated, or even +intensified, when selective conditions are indifferent, or perhaps +unfavourable, to its existence? I cannot find that Mr. Darwin has ever +been very dogmatic in answering these questions. Formerly, he seems +to have inclined to reply to them in the negative, while now his +inclination is the other way. Leaving aside those broad questions of +theology, philosophy, and ethics, by the discussion of which neither +the Quarterly Reviewer nor Mr. Mivart can be said to have damaged +Darwinism--whatever else they have injured--this is what their +criticisms come to. They confound a struggle for some rifle-pits with +an assault on the fortress. + +[Footnote 1: Including under this head hereditary transmission.] + +In some respects, finally, I can only characterize the Quarterly +Reviewer's treatment of Mr. Darwin as alike unjust and unbecoming. +Language of this strength requires justification, and on that ground I +add the remarks which follow. + +The Quarterly Reviewer opens his essay by a careful enumeration of +all those points upon which, during the course of thirteen years of +incessant labour, Mr. Darwin has modified his opinions. It has often +and justly been remarked, that what strikes a candid student of Mr. +Darwin's works is not so much his industry, his knowledge, or even +the surprising fertility of his inventive genius; but that unswerving +truthfulness and honesty which never permit him to hide a weak place, +or gloss over a difficulty, but lead him, on all occasions, to point +out the weak places in his own armour, and even sometimes, it appears +to me, to make admissions against himself which are quite unnecessary. +A critic who desires to attack Mr. Darwin has only to read his works +with a desire to observe, not their merits, but their defects, and +he will find, ready to hand, more adverse suggestions than are likely +ever to have suggested themselves to his own sharpness, without Mr. +Darwin's self-denying aid. + +Now this quality of scientific candour is not so common that it needs +to be discouraged; and it appears to me to deserve other treatment +than that adopted by the Quarterly Reviewer, who deals with Mr. Darwin +as an Old Bailey barrister deals with a man against whom he wishes +to obtain a conviction, _per fas aut nefas_, and opens his case by +endeavouring to create a prejudice against the prisoner in the minds +of the jury. In his eagerness to carry out this laudable design, the +Quarterly Reviewer cannot even state the history of the doctrine +of natural selection without an oblique and entirely unjustifiable +attempt to depreciate Mr. Darwin. "To Mr. Darwin," says he, "and +(through Mr. Wallace's reticence) to Mr. Darwin alone, is due the +credit of having first brought it prominently forward and demonstrated +its truth." No one can less desire than I do, to throw a doubt upon +Mr. Wallace's originality, or to question his claim to the honour of +being one of the originators of the doctrine of natural selection; but +the statement that Mr. Darwin has the sole credit of originating the +doctrine because of Mr. Wallace's reticence is simply ridiculous. The +proof of this is, in the first place, afforded by Mr. Wallace himself, +whose noble freedom from petty jealousy in this matter, smaller folk +would do well to imitate; and who writes thus:--"I have felt all my +life, and I still feel, the most sincere satisfaction that Mr. Darwin +had been at work long before me, and that it was not left for me to +attempt to write the 'Origin of Species.' I have long since measured +my own strength, and know well that it would be quite unequal to that +task." So that if there was any reticence at all in the matter, it +was Mr. Darwin's reticence during the long twenty years of study which +intervened between the conception and the publication of his theory, +which gave Mr. Wallace the chance of being an independent discoverer +of the importance of natural selection. And, finally, if it be +recollected that Mr. Darwin's and Mr. Wallace's essays were published +simultaneously in the _Journal of the Linnaean Society_ for 1858, it +follows that the Reviewer, while obliquely depreciating Mr. Darwin's +deserts, has in reality awarded to him a priority which, in legal +strictness, does not exist. + +Mr. Mivart, whose opinions so often concur with those of the Quarterly +Reviewer, puts the case in a way, which I much regret to be obliged to +say, is, in my judgment, quite as incorrect; though the injustice may +be less glaring. He says that the theory of natural selection is, +in general, exclusively associated with the name of Mr. Darwin, "on +account of the noble self-abnegation of Mr. Wallace." As I have said, +no one can honour Mr. Wallace more than I do, both for what he has +done and for what he has not done, in his relation to Mr. Darwin. And +perhaps nothing is more creditable to him than his frank declaration +that he could not have written such a work as the "Origin of Species." +But, by this declaration, the person most directly interested in the +matter repudiates, by anticipation, Mr. Mivart's suggestion that Mr. +Darwin's eminence is more or less due to Mr. Wallace's modesty. + + + + +XI. + +THE GENEALOGY OF ANIMALS.[1] + + +Considering that Germany now takes the lead of the world in scientific +investigation, and particularly in biology, Mr. Darwin must be well +pleased at the rapid spread of his views among some of the ablest and +most laborious of German naturalists. + +[Footnote 1: "The Natural History of Creation." By Dr. Ernst Haeckel +(_Natuerliche Schoepfungs-Geschichte._--Von Dr. Ernst Haeckel, Professor +an der Universitaet Jena.) Berlin, 1868.] + +Among those, Professor Haeckel, of Jena, is the Coryphaeus. I know of +no more solid and important contributions to biology in the past seven +years than Haeckel's work on the _Radiolaria_, and the researches of +his distinguished colleague Gegenbaur, in vertebrate anatomy; while +in Haeckel's _Generelle Morphologie_ there is all the force, +suggestiveness, and, what I may term the systematizing power, of Oken, +without his extravagance. The _Generelle Morphologie_ is, in fact, an +attempt to put the doctrine of Evolution, so far as it applies to +the living world, into a logical form; and to work out its practical +applications to their final results. The work before us, again, may +be said to be an exposition of the _Generelle Morphologie_ for an +educated public, consisting, as it does, of the substance of a series +of lectures delivered before a mixed audience at Jena, in the session +1867-8. + +"The Natural History of Creation,"--or, as Professor Haeckel admits +it would have been better to call his work, "The History of the +Development or Evolution of Nature,"--deals, in the first six +lectures, with the general and historical aspects of the question, +and contains a very interesting and lucid account of the views of +Linnaeus, Cuvier, Agassiz, Goethe, Oken, Kant, Lamarck, Lyell, and +Darwin, and of the historical filiation of these philosophers. + +The next six lectures are occupied by a well-digested statement of Mr. +Darwin's views. The thirteenth lecture discusses two topics which are +not touched by Mr. Darwin, namely, the origin of the present form of +the solar system, and that of living matter. Full justice is done to +Kant, as the originator of that "cosmic gas theory," as the Germans +somewhat quaintly call it, which is commonly ascribed to Laplace. With +respect to spontaneous generation, while admitting that there is no +experimental evidence in its favour, Professor Haeckel denies the +possibility of disproving it, and points out that the assumption that +it has occurred is a necessary part of the doctrine of Evolution. The +fourteenth lecture, on "Schoepfungs-Perioden und Schoepfungs-Urkunden," +answers pretty much to the famous disquisition on the "Imperfection of +the Geological Record" in the _Origin of Species_. + +The following five lectures contain the most original matter of any, +being devoted to "Phylogeny," or the working out of the details of the +process of Evolution in the animal and vegetable kingdoms, so as +to prove the line of descent of each group of living beings, and to +furnish it with its proper genealogical tree, or "phylum." + +The last lecture considers objections and sums up the evidence in +favour of biological Evolution. + +I shall best testify to my sense of the value of the work thus briefly +analysed if I now proceed to note down some of the more important +criticisms which have been suggested to me by its perusal. + +I. In more than one place, Professor Haeckel enlarges upon the service +which the _Origin of Species_ has done, in favouring what he terms +the "causal or mechanical" view of living nature as opposed to the +"teleological or vitalistic" view. And no doubt it is quite true that +the doctrine of Evolution is the most formidable opponent of all +the commoner and coarser forms of Teleology. But perhaps the most +remarkable service to the philosophy of Biology rendered by Mr. Darwin +is the reconciliation of Teleology and Morphology, and the explanation +of the facts of both which his views offer. + +The Teleology which supposes that the eye, such as we see it in man +or one of the higher _Vertebrata_, was made with the precise structure +which it exhibits, for the purpose of enabling the animal which +possesses it to see, has undoubtedly received its death-blow. +Nevertheless it is necessary to remember that there is a wider +Teleology, which is not touched by the doctrine of Evolution, but is +actually based upon the fundamental proposition of Evolution. That +proposition is, that the whole world, living and not living, is the +result of the mutual interaction, according to definite laws, of the +forces possessed by the molecules of which the primitive nebulosity of +the universe was composed. If this be true, it is no less certain that +the existing world lay, potentially, in the cosmic vapour; and that a +sufficient intelligence could, from a knowledge of the properties of +the molecules of that vapour, have predicted, say the state of the +Fauna of Britain in 1869, with as much certainty as one can say what +will happen to the vapour of the breath in a cold winter's day. + +Consider a kitchen clock, which ticks loudly, shows the hours, +minutes, and seconds, strikes, cries "cuckoo!" and perhaps shows the +phases of the moon. When the clock is wound up, all the phenomena +which it exhibits are potentially contained in its mechanism, and a +clever clockmaker could predict all it will do after an examination of +its structure. + +If the evolution theory is correct, the molecular structure of the +cosmic gas stands in the same relation to the phenomena of the world +as the structure of the clock to its phenomena. + +Now let us suppose a death-watch, living in the clock-case, to be a +learned and intelligent student of its works. He might say, "I find +here nothing but matter and force and pure mechanism from beginning to +end," and he would be quite right. But if he drew the conclusion that +the clock was not contrived for a purpose, he would be quite wrong. +On the other hand, imagine another death-watch of a different turn of +mind. He, listening to the monotonous "tick! tick!" so exactly like +his own, might arrive at the conclusion that the clock was itself a +monstrous sort of death-watch, and that its final cause and purpose +was to tick. How easy to point to the clear relation of the whole +mechanism to the pendulum, to the fact that the one thing the clock +did always and without intermission was to tick, and that all the rest +of its phenomena were intermittent and subordinate to ticking! For +all this, it is certain that kitchen clocks are not contrived for the +purpose of making a ticking noise. + +Thus the teleological theorist would be as wrong as the mechanical +theorist, among our death-watches; and, probably, the only death-watch +who would be right would be the one who should maintain that the +sole thing death-watches could be sure about was the nature of the +clock-works and the way they move; and that the purpose of the clock +lay wholly beyond the purview of beetle faculties. + +Substitute "cosmic vapour" for "clock," and "molecules" for "works," +and the application of the argument is obvious. The teleological +and the mechanical views of nature are not, necessarily, mutually +exclusive. On the contrary, the more purely a mechanist the speculator +is, the more firmly does he assume a primordial molecular arrangement, +of which all the phenomena of the universe are the consequences; and +the more completely is he thereby at the mercy of the teleologist, +who can always defy him to disprove that this primordial molecular +arrangement was not intended to evolve the phenomena of the universe. +On the other hand, if the teleologist assert that this, that, or +the other result of the working of any part of the mechanism of the +universe is its purpose and final cause, the mechanist can always +inquire how he knows that it is more than an unessential incident--the +mere ticking of the clock, which he mistakes for its function. And +there seems to be no reply to this inquiry, any more than to the +further, not irrational, question, why trouble oneself about matters +which are out of reach, when the working of the mechanism itself, +which is of infinite practical importance, affords scope for all our +energies? + +Professor Haeckel has invented a new and convenient name, +"Dysteleology," for the study of the "purposelessnesses" which are +observable in living organisms--such as the multitudinous cases of +rudimentary and apparently useless structures. I confess, however, +that it has often appeared to me that the facts of Dysteleology cut +two ways. If we are to assume, as evolutionists in general do, +that useless organs atrophy, such cases as the existence of lateral +rudiments of toes, in the foot of a horse, place us in a dilemma. For, +either these rudiments are of no use to the animal, in which case, +considering that the horse has existed in its present form since the +Pliocene epoch, they surely ought to have disappeared; or they are of +some use to the animal, in which case they are of no use as arguments +against Teleology. A similar, but still stronger, argument may be +based upon the existence of teats, and even functional mammary glands, +in male mammals. Numerous cases of "Gynaecomasty," or functionally +active breasts in men, are on record, though there is no mammalian +species whatever in which the male normally suckles the young. Thus, +there can be little doubt that the mammary gland was as apparently +useless in the remotest male mammalian ancestor of man as in living +men, and yet it has not disappeared. Is it then still profitable +to the male organism to retain it? Possibly; but in that case its +dysteleological value is gone. + +II. Professor Haeckel looks upon the causes which have led to the +present diversity of living nature as twofold. Living matter, he tells +us, is urged by two impulses: a centripetal, which tends to preserve +and transmit the specific form, and which he identifies with heredity; +and a centrifugal, which results from the tendency of external +conditions to modify the organism and effect its adaptation to +themselves. The internal impulse is conservative, and tends to the +preservation of specific, or individual, form; the external impulse is +metamorphic, and tends to the modification of specific, or individual, +form. + +In developing his views upon this subject, Professor Haeckel +introduces qualifications which disarm some of the criticisms I should +have been disposed to offer; but I think that his method of stating +the case has the inconvenience of tending to leave out of sight +the important fact--which is a cardinal point in the Darwinian +hypothesis--that the tendency to vary, in a given organism, may have +nothing to do with the external conditions to which that individual +organism is exposed, but may depend wholly upon internal conditions. +No one, I imagine, would dream of seeking in the direct influence of +the external conditions of his life for the cause of the development +of the sixth finger and toe in the famous Maltese. + +I conceive that both hereditary transmission and adaptation need to be +analysed into their constituent conditions by the further application +of the doctrine of the Struggle for Existence. It is a probable +hypothesis, that what the world is to organisms in general, each +organism is to the molecules of which it is composed. Multitudes of +these, having diverse tendencies, are competing with one another for +opportunity to exist and multiply; and the organism, as a whole, is as +much the product of the molecules which are victorious as the Fauna, +or Flora, of a country is the product of the victorious organic beings +in it. + +On this hypothesis, hereditary transmission is the result of the +victory of particular molecules contained in the impregnated germ. +Adaptation to conditions is the result of the favouring of the +multiplication of those molecules whose organizing tendencies are +most in harmony with such conditions. In this view of the matter, +conditions are not actively productive, but are passively permissive; +they do not cause variation in any given direction, but they permit +and favour a tendency in that direction which already exists. + +It is true that, in the long run, the origin of the organic molecules +themselves, and of their tendencies, is to be sought in the external +world; but if we carry our inquiries as far back as this, the +distinction between internal and external impulses vanishes. On the +other hand, if we confine ourselves to the consideration of a single +organism, I think it must be admitted that the existence of an +internal metamorphic tendency must be as distinctly recognized as +that of an internal conservative tendency; and that the influence of +conditions is mainly, if not wholly, the result of the extent to which +they favour the one, or the other, of these tendencies. + +III. There is only one point upon which I fundamentally and entirely +disagree with Professor Haeckel, but that is the very important one +of his conception of geological time, and of the meaning of the +stratified rocks as records and indications of that time. Conceiving +that the stratified rocks of an epoch indicate a period of depression, +and that the intervals between the epochs correspond with periods +of elevation of which we have no record, he intercalates between the +different epochs, or periods, intervals which he terms "Ante-periods." +Thus, instead of considering the Triassic, Jurassic, Cretaceous, and +Eocene periods, as continuously successive, he interposes a +period before each, as an "Antetrias-zeit," "Antejura-zeit," +"Antecreta-zeit," "Antecocen-zeit," &c. And he conceives that the +abrupt changes between the Faunae of the different formations are due +to the lapse of time, of which we have no organic record, during their +"Ante-periods." + +The frequent occurrence of strata containing assemblages of organic +forms which are intermediate between those of adjacent formations, is, +to my mind, fatal to this view. In the well-known St. Cassian beds, +for example, Palaeozoic and Mesozoic forms are commingled, and, +between the Cretaceous and the Eocene formations, there are similar +transitional beds. On the other hand, in the middle of the Silurian +series, extensive unconformity of the strata indicates the lapse of +vast intervals of time between the deposit of successive beds, without +any corresponding change in the Fauna. + +Professor Haeckel will, I fear, think me unreasonable, if I say that +he seems to be still overshadowed by geological superstitions; and +that he will have to believe in the completeness of the geological +record far less than he does at present. He assumes, for example, that +there was no dry land, nor any terrestrial life, before the end of the +Silurian epoch, simply because, up to the present time, no indications +of fresh water, or terrestrial organisms, have been found in rocks of +older date. And, in speculating upon the origin of a given group, he +rarely goes further back than the "Ante-period," which precedes that +in which the remains of animals belonging to that group are found. +Thus, as fossil remains of the majority of the groups of _Reptilia_ +are first found in the Trias, they are assumed to have originated in +the "Antetriassic" period, or between the Permian and Triassic epochs. + +I confess this is wholly incredible to me. The Permian and the +Triassic deposits pass completely into one another; there is no sort +of discontinuity answering to an unrecorded "Antetrias;" and, what +is more, we have evidence of immensely extensive dry land during the +formation of these deposits. We know that the dry land of the Trias +absolutely teemed with reptiles of all groups except Pterodactyles, +Snakes, and perhaps Tortoises; there is every probability that true +Birds existed, and _Mammalia_ certainly did. Of the inhabitants of the +Permian dry land, on the contrary, all that have left a record are a +few lizards. Is it conceivable that these last should really +represent the whole terrestrial population of that time, and that +the development of Mammals, of Birds, and of the highest forms of +Reptiles, should have been crowded into the time during which the +Permian conditions quietly passed away, and the Triassic conditions +began? Does not any such supposition become in the highest degree +improbable, when, in the terrestrial or fresh-water Labyrinthodonts, +which lived on the land of the Carboniferous epoch, as well as on +that of the Trias, we have evidence that one form, of terrestrial life +persisted, throughout all these ages, with no important modification? +For my part, having regard to the small amount of modification (except +in the way of extinction) which the Crocodilian, Lacertilian, and +Chelonian _Reptilia_ have undergone, from the older Mesozoic times to +the present day, I cannot but put the existence of the common stock +from which they sprang far back in the Palaeozoic epoch; and I should +apply a similar argumentation to all other groups of animals. + +IV. Professor Haeckel proposes a number of modifications in Taxonomy, +all of which are well worthy of consideration. Thus he establishes a +third primary division of the living world, distinct from both +animals and plants, under the name of the _Protista_, to include the +_Myxomycetes_, the _Diatomaceae_, and the _Labyrinthulae_, which are +commonly regarded as plants, with the _Noctilucae_, the _Flagellata_, +the _Rhizopoda_, the _Protoplasta_, and the _Monera_, which are most +generally included within the animal world. A like attempt has been +made, by other writers, to escape the inconvenience of calling these +dubious organisms by the name of plant or animal; but I confess, +it appears to me, that the inconvenience which is eluded in one +direction, by this step, is met in two others. Professor Haeckel +himself doubts whether the _Fungi_ ought not to be removed into his +_Protista_. If they are not, indeed, the _Myxomycetes_ render the +drawing of every line of demarcation between _Protista_ and Plants +impossible. But if they are, who is to define the _Fungi_ from the +_Algae_? Yet the sea-weeds are surely, in every respect, plants. +On the other hand, Professor Haeckel puts the sponges among the +_Coelenterata_ (or polypes and corals), with the double inconvenience, +as it appears to me, of separating the sponges from their immediate +kindred, the _Protoplasta_, and destroying the definition of the +_Coelenterata_. So again, the _Infusoria_ possess all the characters +of animality, but it can hardly be said that they are as clearly +allied to the worms as they are to the _Noctilucae_. + +On the whole, it appears to me to be most convenient to adhere to +the old plan of calling such of these low forms as are more animal in +habit, _Protozoa_, and such as are more vegetal, _Protophyta_. + +Another considerable innovation is the proposition to divide the class +Pisces into the four groups of _Leptocardia, Cyclostomata, Pisces_, +and _Dipneusta_. As regards the establishment of a separate class for +the Lancelet _(Amphioxus)_, I think there can be little doubt of the +propriety of so doing, inasmuch as it is far more different from all +other fishes than they are from one another. And there is much to +be said in favour of the same promotion of the _Cyclostomata_, or +Lampreys and Hags. But considering the close relation of the +Mudfish with the _Ganoidei_, and the wide differences between the +_Elasmobranchii_ and the _Teleostei_, I greatly doubt the propriety of +separating the _Dipneusta_, as a class, from the other _Pisces_. + +Professor Haeckel proposes to break up the vertebrate sub-kingdom, +first, into the two provinces of _Leptocardia_ and _Pachycardia; +Amphioxus_ being in the former, and all other vertebrates in the +latter division. The _Pachycardia_ are then divided into _Monorhina_, +which contains the Cyclostome fishes, distinguished by their single +nasal aperture; and _Amphirhina_, comprising the other _Vertebrata_, +which have two nasal apertures. These are further subdivided into +_Anamnia (Pisces, Dipneusta, Amphibia)_ and _Amniota (Reptilia, Aves, +Mammalia)_. This classification undoubtedly expresses many of the most +important facts in vertebrate structure in a clear and compendious +way; whether it is the best that can he adopted remains to be seen. + +With much reason the Lemurs are removed altogether from the +_Primates_, under the name of _Prosimiae_. But I am surprised to +find the _Sirenia_ left in one group with the _Cetacea_, and the +_Plesiosauria_ with the _Ichthyosauria_; the ordinal distinctness of +these having, to my mind, been long since fully established. + +V. In Professor Haeckel's speculations on Phylogeny, or the genealogy +of animal forms, there is much that is profoundly interesting, and +his suggestions are always supported by sound knowledge and great +ingenuity. Whether one agrees or disagrees with him, one feels that +he has forced the mind into lines of thought in which it is more +profitable to go wrong than to stand still. + +To put his views into a few words, he conceives that all forms of life +originally commenced as _Monera_, or simple particles of protoplasm; +and that these _Monera_ originated from not-living matter. Some of the +_Monera_ acquired tendencies towards the Protistic, others towards the +Vegetal, and others towards the Animal modes of life. The last became +animal _Monera_. Some of the animal _Monera_ acquired a nucleus, and +became amoeba-like creatures; and, out of certain of these, ciliated +infusorium-like animals were developed. These became modified into two +stirpes: A, that of the worms; and B, that of the sponges. The latter +by progressive modification gave rise to all the _Coelenterata_; the +former to all other animals. But A soon broke up into two principal +stirpes, of which one, _a_, became the root of the _Annelida, +Echinodermata_, and _Arthropoda_, while the other, _b_, gave rise to +the _Polyzoa_ and _Ascidioida_, and produced the two remaining stirpes +of the _Vertebrata_ and the _Mollusca_. + +Perhaps the most startling proposition of all those which Professor +Haeckel puts before us is that which he bases upon Kowalewsky's +researches into the development of _Amphioxus_ and of the +_Ascidioida_, that the origin of the _Vertebrata_ is to be sought +in an Ascidioid form. Goodsir long ago insisted upon the resemblance +between _Amphioxus_ and the Ascidians; but the notion of a genetic +connection between the two, and especially the identification of the +notochord of the _Vertebrate_ with the axis of the caudal appendage of +the larva of the Ascidian, is a novelty which, at first, takes one's +breath away. I must confess, however, that the more I have pondered +over it, the more grounds appear in its favour, though I am not +convinced that there is any real parallelism between the mode +of development of the ganglion of the _Ascidian_ and that of the +_Vertebrate_ cerebro-spinal axis. + +The hardly less startling hypothesis that the _Echinoderms_ are +coalesced worms, on the other hand, appears to be open to serious +objection. As a matter of anatomy, it does not seem to me to +correspond with fact; for there is no worm with a calcareous skeleton, +nor any which has a band-like ventral nerve, superficial to which lies +an ambulacral vessel. And, as a question of development, the formation +of the radiate _Echinoderm_ within its vermiform larva seems to me +to be analogous to the formation of a radiate Medusa upon a Hydrozoic +stock. But a Medusa is surely not the result of the coalescence of as +many organisms as it presents morphological segments. + +Professor Haeckel adduces the fossil _Crossopodia_ and _Phyllodocites_ +as examples of the Annelidan forms, by the coalescence of which +the Echinoderms may have been produced; but, even supposing the +resemblance of these worms to detached starfish arms to be perfect, +it is possible that they may be the extreme term, and not the +commencement, of Echinoderm development. A pentacrinoid Echinoderm, +with a complete jointed stalk, is developed within the larva of +_Antedon_. Is it not possible that the larva of _Crossopodia_ may have +developed a vermiform Echinoderm? + +With respect to the Phylogeny of the _Arthropoda_, I find myself +disposed to take a somewhat different view from that of Professor +Haeckel. He assumes that the primary stock of the whole group was +a crustacean, having that _Nauplius_ form in which Fritz Mueller +has shown that so many _Crustacea_ commence their lives. All the +_Entomostraca_ arose by the modification of some one or other of these +Naupliform "_Archicarida_." Other _Archicarida_ underwent a further +metamorphosis into a _Zoaea_-form. From some of these "_Zoeopoda_" +arose all the remaining Malacostracous _Crustacea_; while, from +others, was developed some form analogous to the existing _Galeodes_, +out of which proceeded, by gradual differentiation, all the +_Myriapoda, Arachnida,_ and _Insecta_. + +I should, be disposed to interpret the facts of the embryological +history and of the anatomy of the _Arthropoda_ in a different manner. +The _Copepoda_, the _Ostracoda_, and the _Branchiopoda_ are +the _Crustacea_ which have departed least from the embryonic or +_Nauplius_-forms; and, of these, I imagine that the _Copepoda_ +represent the hypothetical _Archicarida_ most closely. _Apus_ and +_Sapphirina_ indicate the relations of these Archaeocarids with the +_Trilobita_, and the _Eurypterida_ connect the _Trilobita_ and the +_Copepoda_ with the _Xiphosura_. But the _Xiphosura_ have such close +morphological relations with the _Arachnida_, and especially with the +oldest known Arachnidan, _Scorpio_, that I cannot doubt the existence +of a genetic connection between the two groups. On the other hand, the +_Branchiopoda_ do, even at the present day, almost pass into the +true _Podophthalmia_, by _Nebalia_. By the _Trilobita_, again, the +_Archicarida_ are connected with such _Edriophthalmia_ as _Serolis_. +The _Stomapoda_ are extremely modified _Edriophthalmia_ of the +amphipod type. On the other side, the _Isopoda_ lead to the +_Myriapoda_, and the latter to the _Insecta_. Thus the Arthropod +phylum, which suggests itself to me, is that the branches of the +_Podophthalmia_, of the _Insecta_ (with the _Myriapoda_), and of the +_Arachnida_, spring separately and distinctly from the Archaeocarid +root--and that the _Zoaea_-forms occur only at the origin of the +Podophthalmous branch. + +The phylum of the _Vertebrata_ is the most interesting of all, and is +admirably discussed by Professor Haeckel. I can note only a few points +which seem to me to be open to discussion. The _Monorhina_, having +been developed out of the _Leptocardia_, gave rise, according to +Professor Haeckel, to a shark-like form, which was the common stock +of all the _Amphirhina_. From this "Protamphirhine" were developed, in +divergent lines, the true Sharks, Rays, and _Chimaerae_; the Ganoids, +and the _Dipneusta_. The _Teleostei_ are modified _Ganoidei_. The +_Dipneusta_ gave rise to the _Amphibia_, which are the root of all +other _Vertebrata_, inasmuch as out of them were developed the first +_Vertebrata_ provided with an amnion, or the _Protamniota_. The +_Protamniota_ split up into two stems, one that of the _Mammalia_, the +other common to _Reptilia_ and _Aves_. + +The only modification which it occurs to me to suggest in this +general view of the Phylogeny of the _Vertebrata_ is, that the +"Protamphirhine" was possibly more ganoid than shark-like. So far as +our present information goes the Ganoids are as old as the Sharks; +and it is very interesting to observe that the remains of the oldest +Ganoids, _Cephalaspis_ and _Pteraspis_, have as yet displayed no trace +of jaws. It is just possible that they may connect the _Monorhina_, +with the Sturgeons among the _Amphirhina_. On the other hand, +the Crossopterygian Ganoids exhibit the closest connection with +_Lepidosiren_, and thereby with the _Amphibia_. It should not be +forgotten that the development of the Lampreys exhibits curious points +of resemblance with that of the _Amphibia_, which are absent in +the Sharks and Rays. Of the development of the _Ganoidei_ we have +unfortunately no knowledge, but their brains and their reproductive +organs are more amphibian than are those of the Sharks. + +On the whole, I am disposed to think that the direct stem of ascent +from the _Monorhina_ to the _Amphibia_ is formed by the Ganoids and +the Mudfishes; while the Osseous fishes and the Sharks are branches in +different directions from this stem. + +What the _Protamniota_ were like, I do not suppose any one is in a +position to say, but I cannot think that the thoroughly Lacertian +_Protorosaurus_ had anything to do with them. The reptiles which are +most amphibian in their characters, and therefore, probably, most +nearly approach the _Protamniota_, are the _Ichthyosauria_ and the +_Chelonia_. + +That the _Didelphia_ were developed out of some ornithodelphous form, +as Professor Haeckel supposes, seems to be unquestionable; but the +existing Opossums and Kangaroos are certainly extremely modified and +remote from their ancestors the "_Prodidelphia_," of which we have +not, at present the slightest knowledge. The mode of origin of the +_Monodelphia_ from these is a very difficult problem, for the most +part left open by Professor Haeckel. He considers the _Prosimiae_, or +Lemurs, to be the common stock of the _Deciduata_, and the _Cetacea_ +(with which he includes the _Sirenia_) to be modified _Ungulata_. As +regards the latter question, I have little doubt that the _Sirenia_ +connect the _Ungulata_ with the _Proboscidea_; and none, that the +_Cetacea_ are extremely modified _Carnivora_. The passage between the +Seals and the _Cetacea_ by _Zeuglodon_ is complete. I also think +that there is much to be said for the opinion, that the _Insectivora_ +represent the common stock of the _Primates_ (which passed into +them by the _Prosimiae_), the _Cheiroptera_, the _Rodentia_, and the +_Carnivora_. And I am greatly disposed to look for the common root +of all the _Ungulata_, as well, in some ancient non-deciduate Mammals +which were more like _Insectivora_ than anything else. On the other +hand, the _Edentata_ appear to form a series by themselves. + +The latter part of this notice of the _Natuerliche +Schoepfungs-Geschichte_, brings so strongly into prominence the points +of difference between its able author and myself, that I do not like +to conclude without reminding the reader of my entire concurrence with +the general tenor and spirit of the work, and of my high estimate of +its value. + + + + +XII. + +BISHOP BERKELEY ON THE METAPHYSICS OF SENSATION.[1] + + +Professor Fraser has earned the thanks of all students of philosophy +for the conscientious labour which he has bestowed upon his new +edition of the works of Berkeley; in which, for the first time, we +find collected together every thought which can be traced to the +subtle and penetrating mind of the famous Bishop of Cloyne; while the +"Life and Letters" will rejoice those who care less for the idealist +and the prophet of tar-water, than for the man who stands out as one +of the noblest and purest figures of his time: that Berkeley from whom +the jealousy of Pope did not withhold a single one of all "the virtues +under heaven;" nor the cynicism of Swift, the dignity of "one of the +first men of the kingdom for learning and virtue;" the man whom the +pious Atterbury could compare to nothing less than an angel; and whose +personal influence and eloquence filled the Scriblerus Club and the +House of Commons with enthusiasm for the evangelization of the North +American Indians; and even led Sir Robert Walpole to assent to the +appropriation of public money to a scheme which was neither business +nor bribery.[2] + +[Footnote 1: "The Works of George Berkeley, D.D., formerly Bishop +of Cloyne, including many of his Works hitherto unpublished, with +Preface, Annotations, his Life and Letters, and an Account of his +Philosophy." By A.C. Fraser. Four vols. Oxford: Clarendon Press. +1871.] + +[Footnote 2: In justice to Sir Robert, however, it is proper to remark +that he declared afterwards, that he gave his assent to Berkeley's +scheme for the Bermuda University only because he thought the House of +Commons was sure to throw it out.] + +Hardly any epoch in the intellectual history of England is more +remarkable in itself, or possesses a greater interest for us in these +latter days, than that which coincides broadly with the conclusion of +the seventeenth and the opening of the eighteenth century. + +The political fermentation of the preceding age was gradually working +itself out; domestic peace gave men time to think; and the toleration +won by the party of which Locke was the spokesman, permitted a freedom +of speech and of writing such as has rarely been exceeded in later +times. + +Fostered by these circumstances, the great faculty for physical and +metaphysical inquiry, with which the people of our race are naturally +endowed, developed itself vigorously; and at least two of its products +have had a profound and a permanent influence upon the subsequent +course of thought in the world. The one of these was English +Freethinking; the other, the Theory of Gravitation. + +Looking back to the origin of the intellectual impulses of which these +were the results, we are led to Herbert, to Hobbes, to Bacon; and to +one who stands in advance of all these, as the most typical man of his +time--Descartes. It is the Cartesian doubt--the maxim that assent may +properly be given to no propositions but such as are perfectly +clear and distinct--which, becoming incarnate, so to speak, in the +Englishmen, Anthony Collins, Toland, Tindal, Woolston, and in the +wonderful Frenchman, Pierre Bayle, reached its final term in Hume. + +And, on the other hand, although the theory of Gravitation set +aside the Cartesian vortices--yet the spirit of the "Principes de +Philosophie" attained its apotheosis when Newton demonstrated all the +host of heaven to be but the elements of a vast mechanism, regulated +by the same laws as those which govern the falling of a stone to the +ground. There is a passage in the preface to the first edition of the +"Principia" which shows that Newton was penetrated, as completely +as Descartes, with the belief that all the phenomena of nature are +expressible in terms of matter and motion. + +"Would that the rest of the phenomena of nature could be deduced by +a like kind of reasoning from mechanical principles. For many +circumstances lead me to suspect that all these phenomena may depend +upon certain forces, in virtue of which the particles of bodies, by +causes not yet known, are either mutually impelled against one another +and cohere into regular figures, or repel and recede from one another; +which forces being unknown, philosophers have as yet explored nature +in vain. But I hope that, either by this method of philosophizing, or +by some other and better, the principles here laid down may throw some +light upon the matter."[1] + +[Footnote 1: "Utinam caetera naturae phaenomena ex principiis +mechanicis, eodem argumentandi genere, derivare licet. Nam multa me +movent, ut nonnihil suspicer ca omnia ex viribus quibusdam pendere +posse, quibus corporum particulae, per causas nondum cognitas, vel in +se mutuo impelluntur et secundum figuras regulares cohaerent vel ab +invicem fugantur et reced ent: quibus viribus ignotis, Philosophi +hactenus Naturam frustra tentarunt. Spero autem quod vel huic +philosophandi modo, vel veriori, alicui, principia hic posita lucem +aliquam praebebunt."--Preface to First Edition of _Principia_, May 8, +1686.] + +But the doctrine that all the phenomena of nature are resolvable into +mechanism is what people have agreed to call "materialism;" and when +Locke and Collins maintained that matter may possibly be able +to think, and Newton himself could compare infinite space to the +sensorium of the Deity, it was not wonderful that the English +philosophers should be attacked as they were by Leibnitz in the famous +letter to the Princess of Wales, which gave rise to his correspondence +with Clarke.[1] + +[Footnote 1: "Collection of Papers which passed between the late +learned Mr. Leibnitz and Dr. Clarke."--1717.] + +"1. Natural religion itself seems to decay [in England] very much. +Many will have human souls to be material; others make God Himself a +corporeal Being. + +"2. Mr. Locke and his followers are uncertain, at least, whether the +soul be not material and naturally perishable. + +"3. Sir Isaac Newton says that space is an organ which God makes use +of to perceive things by. But if God stands in need of any organ to +perceive things by, it will follow that they do not depend altogether +upon Him, nor were produced by Him. + +"4. Sir Isaac Newton and his followers have also a very odd opinion +concerning the work of God. According to their doctrine, God Almighty +wants to wind up His watch from time to time; otherwise it would cease +to move.[1] He had not, it seems, sufficient foresight to make it a +perpetual motion. Nay, the machine of God's making is so imperfect, +according to these gentlemen, that He is obliged to clean it now +and then by an extraordinary concourse, and even to mend it as a +clockmaker mends his work." + +[Footnote 1: Goethe seems to have had this saying of Leibnitz in his +mind when he wrote his famous lines-- + +"Was waer' ein Gott der nur von aussen stiesse Im Kreis das All am +Finger laufen liesse."] + +It is beside the mark, at present, to inquire how far Leibnitz paints +a true picture, and how far he is guilty of a spiteful caricature of +Newton's views in these passages; and whether the beliefs which Locke +is known to have entertained are consistent with the conclusions which +may logically be drawn from some parts of his works. It is undeniable +that English philosophy in Leibnitz's time had the general character +which he ascribes to it. The phenomena of nature were held to be +resolvable into the attractions and the repulsions of particles +of matter; all knowledge was attained through the senses; the mind +antecedent to experience was a _tabula rasa_. In other words, at the +commencement of the eighteenth century, the character of speculative +thought in England was essentially sceptical, critical, and +materialistic. Why "materialism" should be more inconsistent with the +existence of a Deity, the freedom of the will, or the immortality +of the soul, or with any actual or possible system of theology, than +"idealism," I must declare myself at a loss to divine. But in the +year 1700 all the world appears to have been agreed, Tertullian +notwithstanding, that materialism necessarily leads to very dreadful +consequences. And it was thought that it conduced to the interests of +religion and morality to attack the materialists with all the weapons +that came to hand. Perhaps the most interesting controversy which +arose out of these questions is the wonderful triangular duel between +Dodwell, Clarke, and Anthony Collins, concerning the materiality of +the soul, and--what all the disputants considered to be the necessary +consequence of its materiality--its natural mortality. I do not think +that anyone can read the letters which passed between Clarke and +Collins, without admitting that Collins, who writes with wonderful +power and closeness of reasoning, has by far the best of the argument, +so far as the possible materiality of the soul goes; and that, in this +battle, the Goliath of Freethinking overcame the champion of what was +considered Orthodoxy. + +But in Dublin, all this while, there was a little David practising +his youthful strength upon the intellectual lions and bears of Trinity +College. This was George Berkeley, who was destined to give the same +kind of development to the idealistic side of Descartes' philosophy, +that the Freethinkers had given to its sceptical side, and the +Newtonians to its mechanical side. + +Berkeley faced the problem boldly. He said to the materialists: "You +tell me that all the phenomena of nature are resolvable into matter +and its affections. I assent to your statement, and now I put to you +the further question, 'What is matter?' In answering this question you +shall be bound by your own conditions; and I demand, in the terms of +the Cartesian axiom, that in turn you give your assent only to such +conclusions as are perfectly clear and obvious." + +It is this great argument which is worked out in the "Treatise +concerning the Principles of Human Knowledge," and in those "Dialogues +between Hylas and Philonous," which rank among the most exquisite +examples of English style, as well as among the subtlest of +metaphysical writings; and the final conclusion of which is summed +up in a passage remarkable alike for literary beauty and for calm +audacity of statement. + + "Some truths there are so near and obvious to the mind that + a man need only open his eyes to see them. Such I take this + important one to be, viz., that all the choir of heaven and + furniture of the earth--in a word, all those bodies which + compose the mighty frame of the world--have not any substance + without a mind; that their being is to be perceived or known; + that consequently, so long as they are not actually perceived + by me, or do not exist in my mind or that of any other created + spirit, they must either have no existence at all or else + subsist in the mind of some eternal spirit; it being + perfectly unintelligible, and involving all the absurdity + of abstraction, to attribute to any single part of them an + existence independent of a spirit."[1] + +[Footnote 1: "Treatise concerning the Principles of Human Knowledge," +Part I. Sec. 6.] + +Doubtless this passage sounds like the acme of metaphysical paradox, +and we all know that "coxcombs vanquished Berkeley with a grin;" while +common-sense folk refuted him by stamping on the ground, or some such +other irrelevant proceeding. But the key to all philosophy lies in the +clear apprehension of Berkeley's problem--which is neither more nor +less than one of the shapes of the greatest of all questions, "What +are the limits of our faculties?" And it is worth any amount of +trouble to comprehend the exact nature of the argument by which +Berkeley arrived at his results, and to know by one's own knowledge +the great truth which he discovered--that the honest and rigorous +following up of the argument which leads us to materialism, inevitably +carries us beyond it. + +Suppose that I accidentally prick my finger with a pin. I immediately +become aware of a condition of my consciousness--a feeling which I +term pain. I have no doubt whatever that the feeling is in myself +alone; and if anyone were to say that the pain I feel is something +which inheres in the needle, as one of the qualities of the +substance of the needle, we should all laugh at the absurdity of the +phraseology. In fact, it is utterly impossible to conceive pain except +as a state of consciousness. + +Hence, so far as pain is concerned, it is sufficiently obvious +that Berkeley's phraseology is strictly applicable to our power of +conceiving its existence--"its being is to be perceived or known," and +"so long as it is not actually perceived by me, or does not exist in +my mind, or that of any other created spirit, it must either have no +existence at all, or else subsist in the mind of some eternal spirit." + +So much for pain. Now let us consider an ordinary sensation. Let the +point of the pin be gently rested upon the skin, and I become aware +of a feeling or condition of consciousness quite different from the +former--the sensation of what I call "touch." Nevertheless this touch +is plainly just as much in myself as the pain was. I cannot for a +moment conceive this something which I call touch as existing apart +from myself, or a being capable of the same feelings as myself. And +the same reasoning applies to all the other simple sensations. A +moment's reflection is sufficient to convince one that the smell, and +the taste, and the yellowness, of which we become aware when an +orange is smelt, tasted, and seen, are as completely states of our +consciousness as is the pain which arises if the orange happens to +be too sour. Nor is it less clear that every sound is a state of the +consciousness of him who hears it. If the universe contained only +blind and deaf beings, it is impossible for us to imagine but that +darkness and silence should reign everywhere. + +It is undoubtedly true, then, of all the simple sensations that, +as Berkeley says, their "_esse_ is _percipi_"--their being is to be +"perceived or known." But that which perceives, or knows, is mind +or spirit; and therefore that knowledge which the senses give us is, +after all, a knowledge of spiritual phenomena. + +All this was explicitly or implicitly admitted, and, indeed, insisted +upon, by Berkeley's contemporaries, and by no one more strongly than +by Locke, who terms smells, tastes, colours, sounds, and the like, +"secondary qualities," and observes, with respect to these "secondary +qualities," that "whatever reality we by mistake attribute to them +[they] are in truth nothing in the objects themselves." + +And again: "Flame is denominated hot and light; snow, white and cold; +and manna, white and sweet, from the ideas they produce in us; which +qualities are commonly thought to be the same in these bodies; that +those ideas are in us, the one the perfect resemblance of the other +as they are in a mirror; and it would by most men be judged very +extravagant if one should say otherwise. And yet he that will consider +that the same fire that at one distance produces in us the sensation +of warmth, does at a nearer approach produce in us the far different +sensation of pain, ought to bethink himself what reason he has to say +that his idea of warmth, which was produced in him by the fire, +is actually in the fire; and his idea of pain which the same fire +produced in him in the same way, is not in the fire. Why are whiteness +and coldness in snow, and pain not, when it produces the one and the +other idea in us; and can do neither but by the bulk, figure, number, +and motion of its solid parts?"[1] + +[Footnote 1: Locke, "Human Understanding," Book II. chap. viii. Sec.Sec. 14, +15.] + +Thus far then materialists and idealists are agreed. Locke and +Berkeley, and all logical thinkers who have succeeded them, are of +one mind about secondary qualities--their being is to be perceived or +known--their materiality is, in strictness, a spirituality. + +But Locke draws a great distinction between the secondary qualities of +matter, and certain others which he terms "primary qualities." These +are extension, figure, solidity, motion and rest, and number; and he +is as clear that these primary qualities exist independently of the +mind, as he is that the secondary qualities have no such existence. + + "The particular bulk, number, figure, and motion of the parts + of fire and snow are really in them, whether anyone's senses + perceive them or not, and therefore they may be called real + qualities, because they really exist in those bodies; but + light, heat, whiteness, or coldness, are no more really in + them, than sickness, or pain, is in manna. Take away the + sensation of them; let not the eyes see light or colours, nor + the ears hear sounds; let the palate not taste, nor the nose + smell; and all colours, tastes, odours and sounds, as they are + such particular ideas, vanish and cease, and are reduced to + their causes, i.e. bulk, figure, and motion of parts. + + "18. A piece of manna of sensible bulk is able to produce in + us the idea of a round or square figure; and, by being removed + from one place to another, the idea of motion. This idea of + motion represents it as it really is in the manna moving; a + circle and square are the same, whether in idea or existence, + in the mind or in the manna; and thus both motion and figure + are really in the manna, whether we take notice of them or no: + this everybody is ready to agree to." + +So far as primary qualities are concerned, then, Locke is as +thoroughgoing a realist as St. Anselm. In Berkeley, on the other +hand, we have as complete a representative of the nominalists and +conceptualists--an intellectual descendant of Roscellinus and of +Abelard. And by a curious irony of fate, it is the nominalist who is, +this time, the champion of orthodoxy, and the realist that of heresy. + +Once more let us try to work out Berkeley's principles for ourselves, +and inquire what foundation there is for the assertion that extension, +form, solidity, and the other "primary qualities," have an existence +apart from mind. And for this purpose let us recur to our experiment +with the pin. + +It has been seen that when the finger is pricked with a pin, a state +of consciousness arises which we call pain; and it is admitted that +this pain is not a something which inheres in the pin, but a something +which exists only in the mind, and has no similitude elsewhere. + +But a little attention will show that this state of consciousness is +accompanied by another, which can by no effort be got rid of. I not +only have the feeling, but the feeling is localized. I am just as +certain that the pain is in my finger, as I am that I have it at all. +Nor will any effort of the imagination enable me to believe that the +pain is not in my finger. + +And yet nothing is more certain than that it is not, and cannot be, in +the spot in which I feel it, nor within a couple of feet of that spot. +For the skin of the finger is connected by a bundle of fine nervous +fibres, which run up the whole length of the arm, with the spinal +marrow and brain, and we know that the feeling of pain caused by the +prick of a pin is dependent on the integrity of those fibres. After +they have been cut through close to the spinal cord, no pain will be +felt, whatever injury is done to the finger; and if the ends which +remain in connection with the cord be pricked, the pain which arises +will appear to have its seat in the finger just as distinctly as +before. Nay, if the whole arm be cut off, the pain which arises from +pricking the nerve stump will appear to be seated in the fingers, just +as if they were still connected with the body. + +It is perfectly obvious, therefore, that the localization of the +pain at the surface of the body is an act of the mind. It is an +_extradition_ of that consciousness, which has its seat in the +brain, to a definite point of the body--which takes place without our +volition, and may give rise to ideas which are contrary to fact. We +might call this extradition of consciousness a reflex feeling, just +as we speak of a movement which is excited apart from, or contrary to, +our volition, as a reflex motion. Locality is no more in the pin than +pain is; of the former, as of the latter, it is true that "its being +is to be perceived," and that its existence apart from a thinking mind +is not conceivable. + +The foregoing reasoning will be in no way affected, if, instead of +pricking the finger, the point of the pin rests gently against it, so +as to give rise merely to a tactile sensation. The tactile sensation +is referred outwards to the point touched, and seems to exist there. +But it is certain that it is not and cannot be there really, because +the brain is the sole seat of consciousness; and, further, because +evidence, as strong as that in favour of the sensation being in the +finger, can be brought forward in support of propositions which are +manifestly absurd. + +For example, the hairs and nails are utterly devoid of sensibility, +as everyone knows. Nevertheless, if the ends of the nails or hairs +are touched, ever so lightly, we feel that they are touched, and the +sensation seems to be situated in the nails or hairs. Nay more, if a +walking-stick a yard long is held firmly by the handle and the other +end is touched, the tactile sensation, which is a state of our own +consciousness, is unhesitatingly referred to the end of the stick; and +yet no one will say that it _is_ there. + +Let us now suppose that, instead of one pin's point resting against +the end of my finger, there are two. Each of these can be known to +me, as we have seen, only as a state of a thinking mind, referred +outwards, or localized. But the existence of these two states, somehow +or other, generates in my mind a host of new ideas, which did not make +their appearance when only one state was present. + +For example, I get the ideas of co-existence, of number, of distance, +and of relative place or direction. But all these ideas are ideas of +relations, and imply the existence of something which perceives those +relations. If a tactile sensation is a state of the mind, and if +the localization of that sensation is an act of the mind, how is it +conceivable that a relation between two localized sensations should +exist apart from the mind? It is, I confess, quite as easy for me to +imagine that redness may exist apart from a visual sense, as it is to +suppose that co-existence, number, and distance can have any existence +apart from the mind of which they are ideas. + +Thus it seems clear that the existence of some, at any rate, of +Locke's primary qualities of matter, such as number and extension, +apart from mind, is as utterly unthinkable as the existence of colour +and sound under like circumstances. + +Will the others--namely, figure, motion and rest, and +solidity--withstand a similar criticism? I think not. For all these, +like the foregoing, are perceptions by the mind of the relations +of two or more sensations to one another. If distance and place are +inconceivable, in the absence of the mind, of which they are ideas, +the independent existence of figure, which is the limitation of +distance, and of motion, which is change of place, must be equally +inconceivable. Solidity requires more particular consideration, as it +is a term applied to two very different things, the one of which is +solidity of form, or geometrical solidity; while the other is solidity +of substance, or mechanical solidity. + +If those motor nerves of a man by which volitions are converted into +motion were all paralysed, and if sensation remained only in the palm +of his hand (which is a conceivable case), he would still be able to +attain to clear notions of extension, figure, number, and motion, by +attending to the states of consciousness which might be aroused by the +contact of bodies with the sensory surface of the palm. But it does +not appear that such a person could arrive at any conception of +geometrical solidity. For that which does not come in contact with the +sensory surface is non-existent for the sense of touch; and a solid +body, impressed upon the palm of the hand, gives rise only to the +notion of the extension of that particular part of the solid which is +in contact with the skin. + +Nor is it possible that the idea of outness (in the sense of +discontinuity with the sentient body) could be attained by such a +person; for, as we have seen, every tactile sensation is referred to +a point either of the natural sensory surface itself, or of some +solid in continuity with that surface. Hence it would appear that the +conception of the difference between the Ego and the non-Ego could +not be attained by a man thus situated. His feelings would be his +universe, and his tactile sensations his "moenia mundi." Time would +exist for him as for us, but space would have only two dimensions. + +But now remove the paralysis from the motor apparatus, and give the +palm of the hand of our imaginary man perfect freedom to move, so as +to be able to glide in all directions over the bodies with which it is +in contact. Then with the consciousness of that mobility, the notion +of space of three dimensions--which is "_Raum_" or "room" to move with +perfect freedom--is at once given. But the notion that the tactile +surface itself moves, cannot be given by touch alone, which is +competent to testify only to the fact of change of place, not to its +cause. The idea of the motion of the tactile surface could not, in +fact, be attained, unless the idea of change of place were accompanied +by some state of consciousness, which does not exist when the tactile +surface is immoveable. This state of consciousness is what is termed +the muscular sense, and its existence is very easily demonstrable. + +Suppose the back of my hand to rest upon a table, and a sovereign to +rest upon the upturned palm, I at once acquire a notion of extension, +and of the limit of that extension. The impression made by the +circular piece of gold is quite different from that which would be +made by a triangular, or a square, piece of the same size, and thereby +I arrive at the notion of figure. Moreover, if the sovereign slides +over the palm, I acquire a distinct conception of change of place +or motion, and of the direction of that motion. For as the sovereign +slides, it affects new nerve-endings, and gives rise to new states of +consciousness. Each of them is definitely and separately localized by +a reflex act of the mind, which, at the same time, becomes aware of +the difference between two successive localizations; and therefore of +change of place, which is motion. + +If, while the sovereign lies on the hand, the latter being kept quite +steady, the fore-arm is gradually and slowly raised; the tactile +sensations, with all their accompaniments, remain exactly as they +were. But, at the same time, something new is introduced; namely, the +sense of effort. If I try to discover where this sense of effort seems +to be, I find myself somewhat perplexed at first; but, if I hold the +fore-arm in position long enough, I become aware of an obscure sense +of fatigue, which is apparently seated either in the muscles of the +arm, or in the integument directly over them. The fatigue seems to be +related to the sense of effort, in much the same way as the pain which +supervenes upon the original sense of contact, when a pin is slowly +pressed against the skin, is related to touch. + +A little attention will show that this sense of effort accompanies +every muscular contraction by which the limbs, or other parts of the +body, are moved. By its agency the fact of their movement is known; +while the direction of the motion is given by the accompanying tactile +sensations. And, in consequence of the incessant association of the +muscular and the tactile sensations, they become so fused together +that they are often confounded tinder the same name. + +If freedom to move in all directions is the very essence of that +conception of space of three dimensions which we obtain by the sense +of touch; and if that freedom to move is really another name for the +feeling of unopposed effort, accompanied by that of change of place, +it is surely impossible to conceive of such space as having existence +apart from that which is conscious of effort. + +But it may be said that we derive our conception of space of three +dimensions not only from touch, but from vision; that if we do not +feel things actually outside us, at any rate we see them. And it was +exactly this difficulty which presented itself to Berkeley at the +outset of his speculations. He met it, with characteristic boldness, +by denying that we do see things outside us; and, with no less +characteristic ingenuity, by devising that "New Theory of Vision" +which has met with wider acceptance than any of his views, though it +has been the subject of continual controversies.[1] + +[Footnote 1: I have not specifically alluded to the writings of +Bailey, Mill, Abbott, and others, on this vexed question, not because +I have failed to study them carefully, but because this is not a +convenient occasion for controversial discussion. Those who are +acquainted with the subject, however, will observe that the view I +have taken agrees substantially with that of Mr. Barley.] + +In the "Principles of Human Knowledge," Berkeley himself tells us how +he was led to those views which he published in the "Essay towards the +New Theory of Vision." + + "It will be objected that we see things actually without, or + at a distance from us, and which consequently do not exist in + the mind; it being absurd that those things which are seen at + the distance of several miles, should be as near to us as our + own thoughts. In answer to this, I desire it may be considered + that in a dream we do oft perceive things as existing at a + great distance off, and yet, for all that, those things are + acknowledged to have their existence only in the mind. + + "But for the fuller clearing of this point, it may be worth + while to consider how it is that we perceive distance and + things placed at a distance by sight. For that we should in + truth see external space and bodies actually existing in it, + some nearer, others further off, seems to carry with it some + opposition to what hath been said of their existing nowhere + without the mind. The consideration of this difficulty it + was that gave birth to my 'Essay towards the New Theory of + Vision,' which was published not long since, wherein it is + shown that distance, or outness, is neither immediately of + itself perceived by sight, nor yet apprehended, or judged + of, by lines and angles or anything that hath any necessary + connection with it; but that it is only suggested to our + thoughts by certain visible ideas and sensations attending + vision, which, in their own nature, have no manner of + similitude or relation either with distance, or with things + placed at a distance; but by a connection taught us by + experience, they come to signify and suggest them to us, after + the same manner that words of any language suggest the ideas + they are made to stand for; insomuch that a man born blind and + afterwards made to see, would not, at first sight, think the + things he saw to be without his mind or at any distance from + him." + +The key-note of the Essay to which Berkeley refers in this passage is +to be found in an italicized paragraph of section 127:-- + + "_The extensions; figures, and motions perceived by sight are + specifically distinct from the ideas of touch called by the + same names; nor is there any such thing as an idea, or kind of + idea, common to both senses_." + +It will be observed that this proposition expressly declares that +extension, figure, and motion, and consequently distance, are +immediately perceived by sight as well as by touch; but that visual +distance, extension, figure, and motion, are totally different in +quality from the ideas of the same name obtained through the sense +of touch. And other passages leave no doubt that such was Berkeley's +meaning. Thus in the 112th section of the same Essay, he carefully +defines the two kinds of distance, one visual, the other tangible:-- + + "By the distance between any two points nothing more is meant + than the number of intermediate points. If the given points + are visible, the distance between them is marked out by the + number of interjacent visible points; if they are tangible, + the distance between, them is a line consisting of tangible + points." + +Again, there are two sorts of magnitude or extension:-- + + "It has been shown that there are two sorts of objects + apprehended by sight, each whereof has its distinct magnitude + or extension: the one properly tangible, _i.e._ to be + perceived and measured by touch, and not immediately falling + under the sense of seeing; the other properly and immediately + visible, by mediation of which the former is brought into + view."--Sec. 55. + +But how are we to reconcile these passages with others which will be +perfectly familiar to every reader of the "New Theory of Vision "? As, +for example:-- + + "It is, I think, agreed by all, that distance of itself, and + immediately, cannot be seen."--Sec. 2. + + "Space or distance, we have shown, is no otherwise the object + of sight than of hearing."--Sec. 130. + + "Distance is in its own nature imperceptible, and yet it is + perceived by sight. It remains, therefore, that it is + brought into view by means of some other idea, that is itself + immediately perceived in the act of vision."--Sec. 11. + + "Distance or external space."--Sec. 155. + +The explanation is quite simple, and lies in the fact that Berkeley +uses the word "distance" in three senses. Sometimes he employs it to +denote visible distance, and then he restricts it to distance in two +dimensions, or simple extension. Sometimes he means tangible distance +in two dimensions; but most commonly he intends to signify tangible +distance in the third dimension. And it is in this sense that he +employs "distance" as the equivalent of "space." Distance in two +dimensions is, for Berkeley, not space, but extension. By taking a +pencil and interpolating the words "visible" and "tangible" before +"distance" wherever the context renders them necessary, Berkeley's +statements may be made perfectly consistent; though he has not always +extricated himself from the entanglement caused by his own loose +phraseology, which rises to a climax in the last ten sections of +the "Theory of Vision," in which he endeavours to prove that a pure +intelligence able to see, but devoid of the sense of touch, could have +no idea of a plane figure. Thus he says in section 156:-- + + "All that is properly perceived by the visual faculty amounts + to no more than colours with their variations and different + proportions of light and shade; but the perpetual mutability + and fleetingness of those immediate objects of sight + render them incapable of being managed after the manner of + geometrical figures, nor is it in any degree useful that they + should. It is true there be divers of them perceived at once, + and more of some and less of others; but accurately to compute + their magnitude, and assign precise determinate proportions + between things so variable and inconstant, if we suppose + it possible to be done, must yet be a very trifling and + insignificant labour." + +If, by this, Berkeley means that by vision alone, a straight line +cannot be distinguished from a curved one, a circle from a square, +a long line from a short one, a large angle from a small one, his +position is surely absurd in itself and contradictory to his own +previously cited admissions; if he only means, on the other hand, that +his pure spirit could not get very far on in his geometry, it may be +true or not; but it is in contradiction with his previous assertion, +that such a pure spirit could never attain to know as much as the +first elements of plane geometry. + +Another source of confusion, which arises out of Berkeley's +insufficient exactness in the use of language, is to be found in what +he says about solidity, in discussing Molyneux's problem, whether a +man born blind and having learned to distinguish between a cube and a +sphere, could, on receiving his sight, tell the one from the other +by vision. Berkeley agrees with Locke that he could not, and adds the +following reflection:-- + + "Cube, sphere, table, are words he has known applied to things + perceivable by touch, but to things perfectly intangible + he never knew them applied. Those words in their wonted + application always marked out to his mind bodies or solid + things which were perceived by the resistance they gave. But + there is no solidity, no resistance or protrusion perceived by + sight." + +Here "solidity" means resistance to pressure, which is apprehended by +the muscular sense; but when in section 154 Berkeley says of his pure +intelligence-- + + "It is certain that the aforesaid intelligence could have no + idea of a solid or quantity of three dimensions, which follows + from its not having any idea of distance "-- + +he refers to that notion of solidity which may be obtained by the +tactile sense, without the addition of any notion of resistance in the +solid object; as, for example, when the finger passes lightly over the +surface of a billiard ball. + +Yet another source of difficulty in clearly understanding Berkeley +arises out of his use of the word "outness." In speaking of touch +he seems to employ it indifferently, both for the localization of +a tactile sensation in the sensory surface, which we really obtain +through touch; and for the notion of corporeal separation, which is +attained by the association of muscular and tactile sensations. In +speaking of sight, on the other hand, Berkeley employs "outness" to +denote corporeal separation. + +When due allowance is made for the occasional looseness and ambiguity +of Berkeley's terminology, and the accessories are weeded out of the +essential parts of his famous Essay, his views may, I believe, be +fairly and accurately summed up in the following propositions:-- + +1. The sense of touch gives rise to ideas of extension, figure, +magnitude, and motion. + +2. The sense of touch gives rise to the idea of "outness," in the +sense of localization. + +3. The sense of touch gives rise to the idea of resistance, and thence +to that of solidity, in the sense of impenetrability. + +4. The sense of touch gives rise to the idea of "outness," in the +sense of distance in the third dimension, and thence to that of space, +or geometrical solidity. + +5. The sense of sight gives rise to ideas of extension, of figure, +magnitude, and motion. + +6. The sense of sight does not give rise to the idea of "outness," +in the sense of distance in the third dimension, nor to that of +geometrical solidity, no visual idea appearing to be without the mind, +or at any distance off (Sec.Sec. 43, 50). + +7. The sense of sight does not give rise to the idea of mechanical +solidity. + +8. There is no likeness whatever between the tactile ideas called +extension, figure, magnitude, and motion, and the visual ideas which +go by the same names; nor are any ideas common to the two senses. + +9. When we think we see objects at a distance, what really happens +is that the visual picture suggests that the object seen has tangible +distance; we confound the strong belief in the tangible distance of +the object with actual sight of its distance. + +10. Visual ideas, therefore, constitute a kind of language, by which +we are informed of the tactile ideas which will, or may, arise in us. + +Taking these propositions into consideration _seriatim_, it may be +assumed that everyone will assent to the first and second; and that +for the third and fourth we have only to include the muscular sense +tinder the name of sense of touch, as Berkeley did, in order to make +it quite accurate. Nor is it intelligible to me that anyone should +explicitly deny the truth of the fifth proposition, though some +of Berkeley's supporters, less careful than himself, have done so. +Indeed, it must be confessed that it is only grudgingly, and as it +were against his will, that Berkeley admits that we obtain ideas of +extension, figure, and magnitude by pure vision, and that he more than +half retracts the admission; while he absolutely denies that sight +gives us any notion of outness in either sense of the word, and even +declares that "no proper visual idea appears to be without the mind, +or at any distance off." By "proper visual ideas," Berkeley denotes +colours, and light, and shade; and, therefore, he affirms that colours +do not appear to be at any distance from us. I confess that this +assertion appears to me to be utterly unaccountable. I have made +endless experiments on this point, and by no effort of the imagination +can I persuade myself, when looking at a colour, that the colour is +in my mind, and not at a "distance off," though of course I know +perfectly well, as a matter of reason, that colour is subjective. It +is like looking at the sun setting, and trying to persuade oneself +that the earth appears to move and not the sun, a feat I have never +been able to accomplish. Even when the eyes are shut, the darkness +of which one is conscious, carries with it the notion of outness. One +looks, so to speak, into a dark space. Common language expresses the +common experience of mankind in this matter. A man will say that a +smell is in his nose, a taste in his mouth, a singing in his ears, a +creeping or a warmth in his skin; but if he is jaundiced, he does not +say that he has yellow in his eyes, but that everything looks yellow; +and if he is troubled with _muscae volitantes_, he says, not that he +has specks in his eyes, but that he sees specks dancing before his +eyes. In fact, it appears to me that it is the special peculiarity +of visual sensations, that they invariably give rise to the idea of +remoteness, and that Berkeley's dictum ought to be reversed. For I +think that anyone who interrogates his consciousness carefully will +find that "every proper visual idea" appears to be without the mind +and at a distance off. + +Not only does every _visibile_ appear to be remote, but it has a +position in external space, just as a _tangibile_ appears to be +superficial and to have a determinate position on the surface of +the body. Every _visibile_, in fact, appears (approximately) to be +situated upon a line drawn from it to the point of the retina on which +its image falls. It is referred outwards, in the general direction of +the pencil of light by which it is rendered visible, just as, in the +experiment with the stick, the _tangibile_ is referred outwards to the +end of the stick. + +It is for this reason that an object, viewed with both eyes, is seen +single and not double. Two distinct images are formed, but each image +is referred to that point at which the two optic axes intersect; +consequently, the two images exactly cover one another, and appear as +completely one as any other two exactly similar superimposed images +would be. And it is for the same reason, that, if the ball of the +eye is pressed upon at any point, a spot of light appears apparently +outside the eye, and in a region exactly opposite to that in which the +pressure is made. + +But while it seems to me that there is no reason to doubt that the +extradition of sensation is more complete in the case of the eye than +in that of the skin, and that corporeal distinctness, and hence space, +are directly suggested by vision, it is another, and a much more +difficult question, whether the notion of geometrical solidity is +attainable by pure vision; that is to say, by a single eye, all the +parts of which are immoveable. However this may be, for an absolutely +fixed eye, I conceive there can be no doubt in the case of an eye that +is moveable and capable of adjustment. For, with the moveable eye, +the muscular sense comes into play in exactly the same way as with the +moveable hand; and the notion of change of place, _plus_ the sense of +effort, gives rise to a conception of visual space, which runs exactly +parallel with that of tangible space. When two moveable eyes are +present, the notion of space of three dimensions is obtained in the +same way as it is by the two hands, but with, much greater precision. + +And if, to take a case similar to one already assumed, we suppose a +man deprived of every sense except vision, and of all motion except +that of his eyes, it surely cannot be doubted that he would have a +perfect conception of space; and indeed a much more perfect conception +than he who possessed touch alone without vision. But of course our +touchless man would be devoid of any notion of resistance; and hence +space, for him, would be altogether geometrical and devoid of body. + +And here another curious consideration arises, what likeness, if +any, would there be between the visual space of the one man, and the +tangible space of the other? + +Berkeley, as we have seen (in the eighth proposition), declares that +there is no likeness between the ideas given by sight and those given +by touch; and one cannot but agree with him, so long as the term ideas +is restricted to mere sensations. Obviously, there is no more likeness +between the feel of a surface and the colour of it, than there is +between its colour and its smell. All simple sensations, derived +from different senses, are incommensurable with one another, and only +gradations of their own intensity are comparable. And thus so far as +the primary facts of sensation go, visual figure and tactile figure, +visual magnitude and tactile magnitude, visual motion and tactile +motion, are truly unlike, and have no common term. But when Berkeley +goes further than this, and declares that there are no "ideas" common +to the "ideas" of touch and those of sight, it appears to me that he +has fallen into a great error, and one which is the chief source of +his paradoxes about geometry. + +Berkeley in fact employs the word "idea" in this instance to denote +two totally different classes of feelings, or states of consciousness. +For these may be divided into two groups: the primary feelings, +which exist in themselves and without relation to any other, such as +pleasure and pain, desire, and the simple sensations obtained through +the sensory organs; and the secondary feelings, which express those +relations of primary feelings which are perceived by the mind; and the +existence of which, therefore, implies the pre-existence of at least +two of the primary feelings. Such are likeness and unlikeness in +quality, quantity, or form; succession and contemporaneity; contiguity +and distance; cause and effect; motion and rest. + +Now it is quite true that there is no likeness between the primary +feelings which are grouped under sight and touch; but it appears to me +wholly untrue, and indeed absurd, to affirm that there is no likeness +between the secondary feelings which express the relations of the +primary ones. + +The relation of succession perceived between the visible taps of +a hammer, is, to my mind, exactly like the relation of succession +between the tangible taps; the unlikeness between red and blue is a +mental phenomenon of the same order as the unlikeness between rough +and smooth. Two points visibly distant are so, because one or more +units of visible length _(minima visibilia_) are interposed between +them; and as two points tangibly distant are so, because one or more +units of tangible length _(minima tangibilia_) are interposed between +them, it is clear that the notion of interposition of units of +sensibility, or _minima sensibilia_, is an idea common to the two. And +whether I see a point move across the field of vision towards another +point, or feel the like motion, the idea of the gradual diminution of +the number of sensible units between the two points appears to me to +be common to both kinds of motion. + +Hence, I conceive, that though it be true that there is no likeness +between the primary feelings given by sight and those given by touch, +yet there is a complete likeness between the secondary feelings +aroused by each sense. + +Indeed, if it were not so, how could Logic, which deals with those +forms of thought which are applicable to every kind of subject-matter, +be possible? How could numerical proportion be as true of _visibilia_, +as of _tangibilia_, unless there were some ideas common to the two? +And to come directly to the heart of the matter, is there any more +difference between the relations between tangible sensations which we +call place and direction, and those between visible sensations which +go by the same name, than there is between those relations of tangible +and visible sensations which we call succession? And if there be +none, why is Geometry not just as much a matter of _visibilia_ as of +_tangibilia_? + +Moreover, as a matter of fact, it is certain that the muscular sense +is so closely connected with both the visual and the tactile senses, +that, by the ordinary laws of association, the ideas which it suggests +must needs be common to both. + +From what has been said it will follow that the ninth proposition +falls to the ground; and that vision, combined with the muscular +sensations produced by the movement of the eyes, gives us as complete +a notion of corporeal separation and of distance in the third +dimension of space, as touch, combined with the muscular sensations +produced by the movements of the hand, does. The tenth proposition +seems to contain a perfectly true statement, but it is only half +the truth. It is no doubt true that our visual ideas are a kind of +language by which we are informed of the tactile ideas which may or +will arise in us; but this is true, more or less, of every sense in +regard to every other. If I put my hand in my pocket, the tactile +ideas which I receive prophesy quite accurately what I shall +see--whether a bunch of keys or half-a-crown--when I pull it out +again; and the tactile ideas are, in this case, the language which +informs me of the visual ideas which will arise. So with the other +senses: olfactory ideas tell me I shall find the tactile and visual +phenomena called violets, if I look for them; taste tells me that +what I am tasting will, if I look at it, have the form of a clove; and +hearing warns me of what I shall, or may, see and touch every minute +of my life. + +But while the "New Theory of Vision" cannot be considered to possess +much value in relation to the immediate object its author had in view, +it had a vastly important influence in directing attention to the real +complexity of many of those phenomena of sensation, which appear at +first to be simple. And even if Berkeley was, as I imagine he was, +quite wrong in supposing that we do not see space, the contrary +doctrine makes quite as strongly for his general view, that space can +be conceived only as something thought by a mind. + +The last of Locke's "primary qualities" which remain to be considered +is mechanical solidity, or impenetrability. But our conception of this +is derived from the sense of resistance to our own effort, or active +force, which we meet with in association with sundry tactile or visual +phenomena; and, undoubtedly, active force is inconceivable except as a +state of consciousness. This may sound paradoxical; but let anyone try +to realize what he means by the mutual attraction of two particles, +and I think he will find, either, that he conceives them simply as +moving towards one another at a certain rate, in which case he only +pictures motion to himself, and leaves force aside; or, that he +conceives each particle to be animated by something like his own +volition, and to be pulling as he would pull. And I suppose that this +difficulty of thinking of force except as something comparable to +volition, lies at the bottom of Leibnitz's doctrine of monads, to say +nothing of Schopenhauer's "Welt als Wille und Vorstellung;" while the +opposite difficulty of conceiving force to be anything like volition, +drives another school of thinkers into the denial of any connection, +save that of succession, between cause and effect. + + * * * * * + +To sum up. If the materialist affirms that the universe and all its +phenomena are resolvable into matter and motion, Berkeley replies, +True; but what you call matter and motion are known to us only as +forms of consciousness; their being is to be conceived or known; and +the existence of a state of consciousness, apart from a thinking mind, +is a contradiction in terms. + +I conceive that this reasoning is irrefragable. And therefore, if +I were obliged to choose between absolute materialism and absolute +idealism, I should feel compelled to accept the latter alternative. +Indeed, upon this point Locke does, practically, go as far in the +direction of idealism, as Berkeley, when he admits that "the simple +ideas we receive from sensation and reflection are the boundaries of +our thoughts, beyond which the mind, whatever efforts it would make, +is not able to advance one jot."--Book II. chap, xxiii. Sec. 29. + +But Locke adds, "Nor can it make any discoveries when it would pry +into the nature and hidden causes of these ideas." + +Now, from this proposition, the thorough materialists dissent as much, +on the one hand, as Berkeley does, upon the other hand. + +The thorough materialist asserts that there is a something which he +calls the "substance" of matter; that this something is the cause of +all phenomena, whether material or mental; that it is self-existent +and eternal, and so forth. + +Berkeley, on the contrary, asserts with equal confidence that there is +no substance of matter, but only a substance of mind, which he terms +spirit; that there are two kinds of spiritual substance, the one +eternal and uncreated, the substance of the Deity, the other created, +and, once created, naturally eternal; that the universe, as known +to created spirits, has no being in itself, but is the result of +the action of the substance of the Deity on the substance of those +spirits. + +In contradiction to which bold assertion, Locke affirms that we simply +know nothing about substance of any kind.[1] + +[Footnote 1: Berkeley virtually makes the same confession of +ignorance, when he admits that we can have no idea or notion of a +spirit ("Principles of Human Knowledge," Sec. 138); and the way in which +he tries to escape the consequences of this admission, is a splendid +example of the floundering of a mired logician.] + + "So that if anyone will examine himself concerning his notion + of pure substance in general, he will find he has no other + idea of it at all, but only a supposition of he knows not + what support of such qualities, which are capable of producing + simple ideas in us, which qualities are commonly called + accidents. + + "If anyone should be asked, what is the subject wherein colour + or weight inheres? he would have nothing to say but the + solid extended parts; and if he were demanded what is it that + solidity and extension inhere in? he would not be in much + better case than the Indian before mentioned, who, urging that + the world was supported by a great elephant, was asked what + the elephant rested on? to which his answer was, a great + tortoise. But being again pressed to know what gave support + to the broad-backed tortoise I replied, something, he knew not + what. And thus here, as in all other cases when we use + words without having clear and distinct ideas, we talk like + children, who, being questioned what such a thing is, readily + give this satisfactory answer, that it is something; which in + truth signifies no more when so used, either by children or + men, but that they know not what, and that the thing they + pretend to talk and know of is what they have no distinct idea + of at all, and are, so, perfectly ignorant of it and in the + dark. The idea, then, we have, to which we give the general + name substance, being nothing but the supposed but unknown + support of those qualities we find existing, which we imagine + cannot exist _sine re substante_, without something to support + them, we call that support _substantia_, which, according to + the true import of the word, is, in plain English, standing + under or upholding."[1] + +[Footnote 1: Locke, "Human Understanding," Book II. chap, xiii. Sec. 2.] + +I cannot but believe that the judgment of Locke is that which +Philosophy will accept as her final decision. + +Suppose that a piano were conscious of sound, and of nothing else. It +would become acquainted with a system of nature entirely composed +of sounds, and the laws of nature would be the laws of melody and of +harmony. It might acquire endless ideas of likeness and unlikeness, of +succession, of similarity and dissimilarity, but it could attain to no +conception of space, of distance, or of resistance; or of figure, or +of motion. + +The piano might then reason thus: All my knowledge consists of sounds +and the perception of the relations of sounds; now the being of sound +is to be heard; and it is inconceivable that the existence of the +sounds I know, should depend upon any other existence than that of the +mind of a hearing being. + +This would be quite as good reasoning as Berkeley's, and very sound +and useful, so far as it defines the limits of the piano's faculties. +But for all that, pianos have an existence quite apart from sounds, +and the auditory consciousness of our speculative piano would be +dependent, in the first place, on the existence of a "substance" of +brass, wood, and iron, and, in the second, on that of a musician. But +of neither of these conditions of the existence of his consciousness +would the phenomena of that consciousness afford him the slightest +hint. + +So that while it is the summit of human wisdom to learn the limit of +our faculties, it may be wise to recollect that we have no more right +to make denials, than to put forth affirmatives, about what lies +beyond that limit. Whether either mind, or matter, has a "substance" +or not, is a problem which we are incompetent to discuss; and it is +just as likely that the common notions upon the subject should be +correct as any others. Indeed, Berkeley himself makes Philonous wind +up his discussions with Hylas, in a couple of sentences which aptly +express this conclusion:-- + + "You see, Hylas, the water of yonder fountain, how it is + forced upwards in a round column to a certain height, at which + it breaks and falls back into the basin from whence it rose; + its ascent as well as its descent proceeding from the same + uniform law or principle of gravitation. Just so, the same + principles which, at first view, lead to scepticism, pursued + to a certain point, bring men back to common sense." + +THE END. + + + + + + + + + + + + + + + + + +End of Project Gutenberg's Critiques and Addresses, by Thomas Henry Huxley + +*** END OF THIS PROJECT GUTENBERG EBOOK CRITIQUES AND ADDRESSES *** + +***** This file should be named 12506.txt or 12506.zip ***** +This and all associated files of various formats will be found in: + https://www.gutenberg.org/1/2/5/0/12506/ + +Produced by Bill Hershey and PG Distributed Proofreaders + +Updated editions will replace the previous one--the old editions +will be renamed. + +Creating the works from public domain print editions means that no +one owns a United States copyright in these works, so the Foundation +(and you!) can copy and distribute it in the United States without +permission and without paying copyright royalties. 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