26 Eeflettfon#upon fyttyppnfbtS* 



not yet found it explained by any, 

 how thofe Appetites can be placed 

 in Bodies Inanimate and devoid of 

 knowledge, or of fo much as Senfe. 

 Andlelfewhere endeavour to (hew, 

 that what is called Sympathy and 

 Antipathy between fuch bodies does 

 in great part depend upon the a&ings 

 of our own Intelle&jWhich/uppofing 

 in every body an innate appetite to 

 preferve it felf both in a defenfive and 

 an offenfive way, inclines us to con- 

 clude^that that body, which^ though 

 defignlefly deftroys or impairs the 

 ftateor texture of another body^has 

 an Enmity to it, though perhaps a 

 (light Mechanical change may make 

 bodys, that feem extreamly hoftile, 

 feera to agree very well and co- 

 operate to the produftion of the 

 fame effefts. As if the acid fpirit of 

 Salt and the volatile Alkali (as they 

 will have it) that is commonly called 

 Spirit of Urine be put together, they 

 will, after a (hort though fierce con- 

 flict, upon a new contexture unite to- 

 gether 



