tion, and so frequently implied in things that are written, that I confess that my surprise was great when I came to look into books for a passage explicitly denying immortality on physiological grounds, which I might quote to make my text more concrete. I was unable to find anything blunt and distinct enough to serve. I looked through all the books that would naturally suggest themselves, with no effect; and I vainly asked various psychological colleagues. And yet I should almost have been ready to take oath that I had read several such passages of the most categoric sort within the last decade. Very likely this is a false impression, and it may be with this opinion as with many others. The atmosphere is full of them; many a writer's pages logically presuppose and involve them; yet, if you wish to refer a student to an express and radical statement that he may employ as a text to comment on, you find almost nothing that will do. In the present case there are plenty of passages in which, in a general way, mind is said to be conterminous with brain-function, but hardly one in which the author thereupon explicitly denies the possibility of immortality. The best one I have found is perhaps this: "Not only consciousness, but every stirring of life, depends on functions that go out like a flame when nourishment is cut off. . . . The phenomena of
