So that of what remains to be added we have but an obscure, imperfect, and confused idea; from or about which we can argue or reason with no certainty or clearness, no more than we can in arithmetic, about a number of which we have no such distinct idea as we have of or but only this relative obscure one, that, compared to any other, it is still bigger: and we have no more a clear positive idea of it, when we dropped line than if we should say it is bigger than or having no nearer a proportion to the end of addition or number than.