XVI. 



CONCLUSION. 



MUCH might be said concerning the per- 

 sonal qualities of the man that did so 

 much scientific work of such uniformly high 

 character. The moral force that overcame life- 

 long physical suffering, that stood through 

 many years of silent toil face to face with the 

 certainty of abuse for its reward, that never 

 knew defeat and remained calm during the 

 years of victory, has a powerful influence on 

 the student of Darwin. The utter lack of 

 partisanship for any idea, the rare judicial 

 temper that made truth seem better than any 

 theory, the penetration, the power of concen- 

 tration, the firm mental grasp, the inability to 

 leave anything unexplained, all these high 

 qualities have their silent evidence in the char- 

 acter of Darwin's scientific work. But his 

 intellectual and moral traits have been touched 

 upon here only in so far as was necessary in 

 order to discuss clearly his use of the logical 

 processes. The effectiveness of these processes 



