20. No ideas but from sensation and reflection, evident, if we observe children.
I see no reason, therefore, to
believe that the soul thinks before the senses have furnished it with ideas to think on; and as those are increased
and retained, so it comes, by exercise, to improve its faculty of thinking in the several parts of it; as well as,
afterwards, by compounding those ideas, and reflecting on its own operations, it increases its stock, as well as
facility in remembering, imagining, reasoning, and other modes of thinking.