2^0 He Wisdom of GOD Part II. 



fame Colour ; as we fee whatever is beheld thro' 

 a coloured Glafs, appears of the fame Colour 

 with the Glafs ; and to thofe that have the Jaun- 

 dice, or the like SufFufion of Eyes, Objects ap>- 

 pear of that fame Colour wherewith their Eyes 

 are infedted j this, they fay, is in a great meafure 

 true, altho* they are much miftaken about the 

 Organ and Manner of Vifion, and the Ufes of the 

 Humours and Membranes of the Eye. Two 

 Reafons therefore may be affign'd why all the 

 Membranes and Humours of the Eye are perfeft- 

 ly pellucid, and void of Colour : Firfi^ For the 

 Clearnefs. Secondly ^ For the JJiftindnefs of 

 Vifion. 



Firjiy The Clearnefs; 'for had the Tunicles and 

 Humours of the Eye, all, or any of them, been 

 colorate, many of the Rays proceeding from the 

 vifible Objedt would have been ftopt and fufFoca- 

 ted before they could come to the bottom of the 

 Eye, where the formal Organ of Vifion is fituate; 

 for it is a moft certain Rule, how much any Bo- 

 dy hath of Colour, fo much hath it of Opacity; 

 and by fo much the more unfit it is to tranfmit 

 the Species. 



Secondly^ For the Diftindnefs of Vifion : For, 

 as I faid before, and the Peripateticks obferve 

 well, were the Humours of the Eye tinftur'd 

 with any Colour, they would refund that Colour 

 upon the Objed, and fo it would not be repre- 

 fented to the Soul as in it felf it is ; fo we fee that 



thro' 



