EXPOSITORY ESSAYS IN CHRISTIAN 

 PHILOSOPHY 



EDITED BY THE EBV. FEANCIS AVELING, D.D. 



WHAT IS LIFE? 



A STUDY OF 



VITALISM AND NEO-VITALISM 



BY 



BERTRAM C. A. WINDLE 



M.A., M.D., SC.D., LL.D., F.R.S., F.S.A. 

 PRESIDENT OF QUEEN'S COLLEGE, CORK 



Pulchra quae videntur, pulchriora quae existimantur, longe 

 pulcherrima quae ignorantur 



LONDON AND EDINBURGH 

 SANDS AND COMPANY 



ST. LOUIS, MO. 



B. HERDER, 17 SOUTH BROADWAY 

 1908 



