JDoctrine of tiEtualttte** 45 



fully laid open. And therefore I 

 (hall now but lightly glance upon a 

 couple of imperfe&ions, that more 

 particularly relate to the Do&rine of 

 Qualities. 



AndfirftI do not think it a Con- 

 vincing Argument that is wont to be 

 imployed by the Arifiotelians for 

 their Elements^ as well as by the 

 Chymiftsfoi their Principle*} that &£- 

 caufe this or that Quality, which they 

 afcribeto an Element or a Principle, 

 is found in this or that body, which 

 they call mixt, therefore it muft owe 

 that Quality to the participation of 

 that Principle or Element. For 5 the 

 fame Texture of parts or other mo- 

 dification of matter may produce the 

 like Quality in the more fimple and 

 the more compounded body^ and 

 they may both feparately derive it 

 from the fame Caufe, and not one 

 from the Participation of the other* 

 So Water and Earth and Metals and 

 Stones^&c. are heavy upon the ac- 

 count of the common Gaufe of Gra- 

 vity >and not becaufe the reft partake 



of 



