De Sacrificiis Abelis Et Caini

But the first fruits are the holy motions of each in accordance with virtue; on which account they have been compared to a threshing-floor. As, therefore, on a threshing-floor there is wheat and barley, and as many more of such things as are capable of being separated by themselves, and husks and chaff, and whatever other refuse is dissipated and scattered in different directions, so too, with us, there are some things which are excellent and useful, and which afford real nourishment, by means of which a good life is brought to perfection; all which things we should attribute to God. But there are other things which are not divine, which we must leave like refuse to the race of mankind; but from these some portions must be taken away,