[164] These, and similar subjects, belong to philosophers, from which it is plain that wisdom and philosophy have not derived their origin from anything else that exists in us except from that queen of the outward senses, the sight, which God saved alone of the region of the body when he destroyed the other four, because these last were slaves to the flesh and to the passions of the flesh; but the sight alone was able to raise its head and to look up, and to find other sources of delight far superior to those proceeding from the bodily pleasures, those, namely, that are derived from the contemplation of the world and the things in it.