REMARKS UPON METAMORPHOSIS. 281 



ticular theory ; but rather endeavouring to fix the 

 attention upon circumstances which must enter into 

 all theories. In every attempt to discover the 

 natural system, be that system what it may, these 

 matters cannot and must not be overlooked, if our 

 desire is to discover and explain those general laws 

 of nature by which all these diversities and re- 

 semblances can be reconciled and accounted for. 



