selves in our nervous constitution. This nervous 

 system in contact with a certain environment will 

 seek the lines of least resistance, which should 

 produce great similarity in .developed personality 

 between parent and child. The physical predis- 

 position of the child is likely to follow the same 

 or similar lines that were taken by the predispo- 

 sition of the parent. The musician will have very 

 delicate, susceptible nerves. His case is some- 

 what complicated. Musical temperament implies 

 both heredity and culture. The delicate nervous 

 constitution a thing of the flesh must be inher- 

 ited ; it can never be acquired or produced by any 

 reaction on the environment. But to be a really 

 great musician especially a vocalist one must 

 also have a great, a cultured soul a matter of 

 the spirit, which comes only by culture and en- 

 vironment. Some fine, nervous temperaments, 

 able to give the technique of music, need a broad 

 literary education, that they may have great 

 thoughts to express. Other physical construc- 

 tions are favorable to a certain course, as they re- 

 act on a certain environment. This seems ade- 

 quate to account for all that is proven concerning 

 the inheritance of disposition. On the other hand, 

 from the same family will come children of the 

 most diverse temperaments an utterly incompre- 

 hensible fact from the old theory. It is well es- 

 tablished that the moral and religious acquire- 

 ments of parents in, the direction of righteousness 

 can not be transmitted directly. They must be 



