Opticks

How came the Bodies of Animals to be contrived with so much Art, and for what ends were their several Parts? Was the Eye contrived without Skill in Opticks, and the Ear without Knowledge of Sounds?... Does it not appear from Phænomena that there is a Being incorporeal, living, intelligent, omnipresent?

I have now given in Axioms and their Explications the ſumm of what hath hitherto been treated of in Opticks.