16 ENGLISH MEN OF SCIENCE. [CHAP. 



Similarity of their nurture did not affect their 

 features. The moral likeness was superficial, 

 because a sore trial of temper, which produced 

 a violent quarrel between them, brought out 

 great dissimilarity of character. In the compe- 

 tition between nature and nurture, when the 

 differences in either case do not exceed those 

 which distinguish individuals of the same race 

 living in the same country under no very ex- 

 ceptional conditions, nature certainly proves the 

 stronger of the two. 



RACE AND BIRTHPLACE. 



As regards the race of the scientific men on 

 my list, it has already been mentioned that for 

 the purposes of a census enumeration three- 

 fourths may be considered English, but their 

 precise origin is as follows. Omitting a few 

 Germans, out of every 10 scientific men, 5 are 

 pure English ; 1 is Anglo-Welsh ; 1 is Anglo- 

 Irish ; 1 is pure Scotch ; 1 includes Anglo-Scotch, 

 Scotch-Irish, pure Irish, Welsh, Manx and Channel 

 Islands- finally, 1 is "unclassed." These un- 



