LECTURE II. 99 



opinion as to the probability of what they 

 have suggested ; because I see no mode by 

 which we can with propriety admit or re- 

 ject their assertions, except by pursuing 

 the same course of investigation that they 

 themselves have followed ; a task of great 

 labour and difficulty, and one which, for 

 various reasons, I should feel great repug- 

 nance to undertake. 



After these general observations on the 

 form of the human head, the mansion of 

 the mind, and the index "of its character, I 

 proceed to describe that of the teeth, which 

 commonly make a part of the skeleton. In 

 man, they must be regarded chiefly as the 

 means by which he masticates his food; yet 

 Mr. Hunter did not, in my opinion, consi- 

 der the teeth of animals in general as sub- 

 servient principally to this purpose, but 

 placed them in his Museum, for reasons 

 that will hereafter be explained, among the 

 instruments and weapons that are allotted 

 to animals. 



The four front teeth, in man, have their 



H 2 



