CAMBRIDGE UNIVERSITY PRESS C. F. CLAY, MANAGER LONDON: FETTER LANE, E.C. 4 BOMBAY, CALCUTTA, MADRAS: MACMILLAN AND CO., LTD. TORONTO: J. M. DENT AND SONS, Ltd. TOKYO: THE MARUZEN-KABUSHIKI-KAISHA All rights reserved PRINCIPLES BY JAMES WARD SC.D. (CANTAB.), HON. LL.D. (Edin.), HON. D.SC. (Oxon.) FELLOW OF THE BRITISH ACADEMY FOREIGN MEMBER OF THE NEW YORK ACADEMY AND OF THE DANISH ROYAL SOCIETY AND PROFESSOR OF MENTAL PHILOSOPHY, CAMBRIDGE Cambridge: New York: G. P. Putnam's Sons 1919 |