SIXTH DA v.] OMEXS. 169 



of fire from ice bv a metal white as silver, and 

 referring certain laws of motion of the sea to the 

 moon, — that the physical inquirer is seldom disposed 

 to assert, confidently, on any abstruse subjects belong- 

 ing to the order of natural things, and still less so on 

 those relating to the more mysterious relations of 

 moral events and intellectual natures. 



