184 STUDIES, SCIENTIFIC AND SOCIAL ch. vii 



which, when greatly improved, refined, and beautified, was 

 best calculated to become the perfect instrument of the 

 human intellect and to aid in the development of man's 

 higher nature ; while, on the other hand, in the rude, 

 inharmonious, and undeveloped state which it has reached 

 in the quadrumana, it is by no means worthy of the 

 highest place, or can be held to exhibit the most perfect 

 development of sub-human animal life. 



