Produced by Wallace McLean, Hemantkumar N Garach and the Online Distributed Proofreading Team at https://www.pgdp.net Lectures and Essays BY THOMAS HENRY HUXLEY MACMILLAN AND CO., LIMITED ST. MARTIN'S STREET, LONDON 1910 THE WORKS OF THOMAS HENRY HUXLEY. THE LIFE AND WORKS OF THOMAS HENRY HUXLEY, F.R.S. _Eversley Series_. Twelve vols. Globe 8vo, 4s. net each. VOL. I. METHOD AND RESULTS. II. DARWINIANA. III. SCIENCE AND EDUCATION. IV. SCIENCE AND HEBREW TRADITION. V. SCIENCE AND CHRISTIAN TRADITION. VI. HUME, WITH HELPS TO THE STUDY OF BERKELEY. VII. MAN'S PLACE IN NATURE. VIII. DISCOURSES, BIOLOGICAL AND GEOLOGICAL. IX. EVOLUTION AND ETHICS, AND OTHER ESSAYS. X. } XI. } THE LIFE AND LETTERS OF PROFESSOR HUXLEY. XII. } * * * * * APHORISMS AND REFLECTIONS FROM THE WORKS OF T.H. HUXLEY. Selected by HENRIETTA A. HUXLEY. With Portrait. Pott 8vo, _2s. 6d._ net. Also cloth elegant, _2s. 6d._ net. Limp Leather, _3s. 6d._ net. _Golden Treasury Series_. AMERICAN ADDRESSES. 8vo, _6s. 6d._ CRITIQUES AND ADDRESSES. 8vo, _10s. 6d._ LESSONS IN ELEMENTARY PHYSIOLOGY. F'cap 8vo, _4s. 6d._ QUESTIONS. Pott 8vo, _1s. 6d._ LAY SERMONS, ADDRESSES, AND REVIEWS. 8vo, _7s. 6d._ INTRODUCTORY PRIMER OF SCIENCE. Pott 8vo, _1s._ PHYSIOGRAPHY: AN INTRODUCTION TO THE STUDY OF NATURE. Crown 8vo, _6s._ PHYSIOGRAPHY. A New Edition. Revised and partly re-written by R.A. GREGORY. Globe 8vo, _4s. 6d._ SOCIAL DISEASES AND WORSE REMEDIES. Crown 8vo. Sewed, _1s._ net. LECTURES AND ESSAYS. 8vo. Sewed. _6d._ ESSAYS: ETHICAL AND POLITICAL. 8vo, Sewed. _6d._ LIFE OF HUME. Crown 8vo. Library Edition. _2s._ net. Popular Edition, _1s. 6d._ Sewed. _1s._ F'cap 8vo. Pocket Edition. _1s._ net. _English Men of Letters._ By Prof. T.H. HUXLEY, assisted by Prof. H.N. MARTIN. A COURSE OF ELEMENTARY INSTRUCTION IN PRACTICAL BIOLOGY. Revised and extended by G.B. HOWES and D.H. SCOTT. Crown 8vo, _10s. 6d._ MACMILLAN AND CO., LTD., LONDON. LECTURES AND ESSAYS BY THOMAS HENRY HUXLEY MACMILLAN AND CO., LIMITED ST. MARTIN'S STREET, LONDON 1910 CONTENTS. PAGE AUTOBIOGRAPHY 5 LECTURES ON EVOLUTION 11 ON THE PHYSICAL BASIS OF LIFE 45 NATURALISM AND SUPERNATURALISM 57 THE VALUE OF WITNESS TO THE MIRACULOUS 71 AGNOSTICISM 83 THE CHRISTIAN TRADITION IN RELATION TO JUDAIC CHRISTIANITY 96 AGNOSTICISM AND CHRISTIANITY 108 _First Edition, February_ 1902. _Reprinted, December_ 1902, 1903, 1904, 1910. AUTOBIOGRAPHY