[162] And the mind, at once receiving a similar impression, does not continue quiet, but being in perpetual motion, and never slumbering, receiving from the sight the power of observing the objects appreciable by the intellect, comes to consider whether these things which are brought visibly before it are uncreated, or whether they have derived their origin from creation; also, whether they are bounded or infinite. Again, whether there are many worlds or only one; also, whether there are five elements of the whole universe, or whether heaven and the heavenly bodies have a peculiar and separate nature of their own, having received a more divine conformation, differing from that of the rest of the world.