THE EVOLUTION OF A MOTHER. 291 



we might have become formidable among animals 

 through sheer force of sharp- wittedness. But except 

 for these circumstances we should never have com- 

 prehended the meaning of such phrases as ' self-sacri- 

 fice ' or ' devotion.' The phenomena of social life 

 would have been omitted from the history of the 

 world, and with them the phenomena of ethics and 

 religion." l 



1 Fiske, Cosmic Pldlosophy Vol. n. f p. 363. 



