AUTHORITIES IN SUPPOET 



glance to Kant's keen insight had he lived in these 

 days. It is most encouraging to me to find that 

 what I have tried to explain is only the corollary, 

 so to speak, of the teachings of these great men. 



The quotation from Kant brings to memory 

 " Huxley's pregnant words, spoken at Edinburgh 

 in November, 1868, regarding Hume: 'The most 

 acute thinker of the eighteenth century, even 

 though that century produced Kant,' " and the 

 ninth section of Hume's 39th essay on " The Rea- 

 son of Animals," contains some very remarkable 

 references to my subject. 



I reproduce them here, because they so admir- 

 ably express and define that difference between man 

 and other animals which I have been trying to 

 explain. 



These, then, are extracts from the ninth section 

 of David Hume's 39th essay on " The Reason of 

 Animals " : 



" And any theory by which we explain the oper- 

 ations of the understanding, or the origin and 

 connection of the passions in man, will acquire 

 additional authority if we find that the same theory 

 is requisite to explain the same phenomena in all 

 other animals." 



" It seems evident that animals, as well as men, 

 learn many things from experience, and infer that 



[ 159 ] 



