PREFACE IN the following pages I have confined myself in the main to those problems of philosophy in regard to which I thought it possible to say something positive and constructive, since merely negative criticism seemed out of place. For this reason, theory of knowledge occupies a larger space than metaphysics in the present volume, and some topics much discussed by philosophers are treated very briefly, if at all. I have derived valuable assistance from unpublished writings of G. E. Moore and J. M. Keynes: from the former, as regards the relations of sense-data to physical objects, and from the latter as regards probability and induction. I have also profited greatly by the criticisms and suggestions of Professor Gilbert Murray. 1912...
It is quite possible in our enlightened times to be scientific over much and Anarchists will do well to beware of staking the validity and success of their doctrines of life and society upon the truth of mechanical and fatalistic theories of evolution which attempt to bridge over the gulf that at least appears to gape between physical science and social theory, between the facts of the inanimate and animal world and the facts of human existence. Our danger is that we shall level down, instead of up. The reflections here presented on this subject have been suggested by a perusal of an article in the Contemporary Review for September last, by Leon Metchnikoff, entitled "Evolution and Revolution." Metchnikoff is a good, well -meaning Anarchist... (From : AnarchyArchives.)