AS BELATED TO INTELLECT. 15 



compounds. He can not tell how the food acts, but 

 he goes on eating, for his appetite demands it. In 

 satisfying its cravings, the good of the body is cared 

 for. It was given to guide men, before science 

 could help them. It led them in the right direction 

 as surely before the days of Hunter and Liebig, as it 

 does now with all the light of modern science. So 

 this intellectual appetite, that has led men to dig 

 among ruins, to wipe the dust from the ancient in- 

 scription, to gather as a pearl every monument of 

 human thought, to scan every form of matter as it 

 exists in nature the crystal and the flower the 

 animal, from the largest to the animalcule those 

 now living and those sleeping in their beds of stone 

 this intellectual appetite has led men in the right 

 direction. It has led them to labor, though unable 

 to defend themselves from sneers, and unable to 

 frame arguments in favor of what they knew must 

 be right. 



It is this fact in Natural History its manifesta- 

 tions of thought that has enchained so many bril- 

 liant intellects in its pursuit, from the days of Aris- 

 totle till the present time. This was the charm that 



