But the hand of death closed on the thinker ere his thought had received its full and ultimate expression. When in July, 1893, I received from Mr. Romanes instructions with regard to the publication of that which now goes forth to the world in his name, his end seemed very near; and he said with faltering voice, in tones the pathos of which lingers with me still, that this and much besides must, he feared, be left unfinished. He suggested that perhaps I might revise the parts in the light of the whole. But I have thought it best to leave what he had written as he wrote it, save for quite unimportant emendations, lest in revising I should cast over it the shadow of my own opinions. It only remains to add that the conclusions reached in this Essay should be studied in connection with the later _Thoughts on Religion_ which Canon Gore has recently edited. C. LL. M. BRISTOL, _May, 1895._ CONTENTS PAGE MIND AND MOTION 1 MONISM 39 INTRODUCTION 41 CHAPTER I. SPIRITUALISM 47 " II. MATERIALISM 55 " III. MONISM 79 " IV. THE WORLD AS AN EJECT 88 " V. THE WILL IN RELATION TO MATERIALISM AND SPIRITUALISM 119 " VI. THE WILL IN RELATION TO MONISM 129 MIND AND MOTION [REDE LECTURE, 1885.] The earliest writer who deserves to be called a psychologist is Hobbes; and if we consider the time when he wrote, we cannot fail to be surprised at what I may term his prevision of the most important results which have now been established by science. He was the first clearly to sound the note which has ever since constituted the bass, or fundamental tone, of scientific thought. Let us listen to it through the clear instrumentality of his own language:--