Sect. 2.
Then he comes to apply this illustration of his rule to the businesse in hand, pag. 5. I must now reckon by pages, so also (saith he) it hapneth in the motion, which is made in the internal parts of a man,* 1.1 then when he sees dreams, &c. for after the object is removed, or the eye shut, we stil retain an image of the thing seen, though more obscure then when we see it.) Here observe how strangely he joynes together seeing and dreaming, as if seeing were a relick of sense, not sense, or a result out of it, as dreaming is; but wherein can we find the convenience betwixt the motion of the water, which stayes a little while after the stone is stopt, and this remaining of the Image? that motion of sense is nulled, and therein a quiescence of that act; but as in all other Causes, which are not ne∣cessary to the preservation as well as the producing their effects, so here, when the cause is gone, the effect re∣mains, the Image apprehended in sense, and then it hath no other convenience with that Motion, then any other Cause.