Chap. II. ANTIENTMETAPHYSICS. 65 



But, further, matter thus extended and bounded, and, by the ac- 

 ceffion of certain qualities, become one or other of the hril: elemen- 

 tary bodies, is not yet a phyfical body, according to Arirtotle's notion, 

 without the addition of another thing, 'viz. a principle of motion^ 

 which, according to this philolbpher, is effential to all phyftcal bodies. 

 And this, no doubt, is agreeable to the phaenomena of nature ; for 

 we fee no body in this univerfe that does not of itfelf move one way 

 or another, without any external impulfe. And this leads me to the 

 third great principle of things, the firfi: in dignity and in the order of 

 nature, being the efficient caufe of every thing that exifts in the uni- 

 verfe, and the author of all beauty, order, and regularity: 



Nee fine te quidquam dias in luminis oras 

 Exoritur, neqae fit laetum aut amabile quidquam *. 



For mind is the real cekjVial Venus -^ the true Goddefs of the philofopher. . 



CHAP, 



* Lucretius in procemio. 



