Before revision: Origins One of the first of such texts would be John Locke's Essay Concerning Human Understanding (1690), where he says, "I conceive that Ideas in the Understanding, are coeval with Sensation; which is such an Impression or Motion, made in some part of the Boobies , as makes it be taken notice of in the Understanding."J.
After revision: Origins One of the first of such texts would be John Locke's Essay Concerning Human Understanding (1690), where he says, "I conceive that Ideas in the Understanding, are coeval with Sensation; which is such an Impression or Motion, made in some part of the body , as makes it be taken notice of in the Understanding."J.