The good effects that emanate from the same source are equally diffused upon the earth. Different regions become partakers in these benefits in different ways; so that neither their production comes to an end, nor does the Deity confer his blessings upon the recipient world with any degree of variation. For where the substance is the same, so is the action thereof, in the case of Divine Powers; especially with him who is king of them all, namely, the Sun; of whom the motion is the most simple amongst all the bodies that move in a contrary direction to the world, which fact that most excellent philosopher, Aristotle, adduces to prove the superiority of that luminary to the others.

Upon the Sovereign Sun (362)