he that having learnt these following words, with their ordinary mutual relative acceptations annexed to them;. may make several undoubted propositions about the soul, without knowing at all what the soul really is: and of this sort, a man may find an infinite number of propositions, reasonings, and conclusions, in books of metaphysics, school divinity, and some sort of natural philosophy; and, after all, know as little of God, spirits, or bodies, as he did before he set out.