FORCE AND MATTER OR PRINCIPLES OF THE NATURAL ORDER WITH A SYSTEM OF MORALITY BASED THEREON. 'A POPULAR EXPOSITION BY PROF. LUDWIG BUCHNER, M. D.. FORMERLY MEDICAL LECTURER AT THE UNIVERSITY OF TÜBINGEN. NEWLY TRANSLATED FROM THE FIFTEENTH GERMAN EDITION To the dialectician the world is an idea, to the bel esprit a picture, to the enthusiast a dream, to ne scientist alone it is a truth. Orges. The criterion of a true philosopher is that he is not a professor of philosophy. The plainest truths are those precisely upon which man hits last of all. Ludwig Feuerbach. Experience and observation must be our sole guides; we meet with them in the case of physicians who have been philosophers, but not in the case of philosophers who have not been physicians. Lamettrie. We must have facts and a positive philosophy, based upon nature and reason. H. Tuttle. And if the inscription on the ancient pyramid of Saïs says, "I am all that is, that was, and that will be; no mortal man has yet raised my veil," it might be replied thereto : "Modern science has removed the veil and has discovered that Force and Matter were, will be." are and |