CHAPTER X 



THE FUTURE 'EVOLUTION OF MAN 



THE disturbance of mind created by the publica- 

 tion of Charles Darwin's "Origin of Species" would 

 have amounted to nothing if the theory had been ap- 

 plied to the lower animals alone. Few people would 

 have disputed that a cow and a buffalo had descended 

 from the same ancestor, or that monkeys and apes 

 were of a common blood. The whole theory would 

 have been looked upon by those outside the biologi- 

 cal world as entirely an academic question, in which 

 they had little concern, and less interest. But within 

 this century the scientist has so persuaded the world 

 of the unity underlying the activities of the universe, 

 that so soon as a principle is established men begin 

 to run it out to the very end. Everyone knows per- 

 fectly well that if it could be proved that the dog 

 and the horse had a common ancestor, still more if it 

 could be made apparent that the dog and the frog 

 and fish had sprung from the same stock, then there 

 could be no question of what would be the final ap- 

 plication of the theory. Man himself could be no 

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