154 CHARLES DARWIN 



Nevertheless, a candid and impartial critic would be 

 compelled frankly to admit that Darwin's admirable 

 theory of courtship has not on the whole proved so gene- 

 rally acceptable to the biological world up to the present 

 time as his greater and far more comprehensive theory 

 of survival of the fittest. It still waits for its final 

 recognition, towards which it is progressing more 

 rapidly and surely every day it lives. 



