On the Giants (2-3)

Therefore, the good disposition of one displays the evil disposition of myriads, and the fact of those things which are done in accordance with art, and science, and virtue, and beauty, being few, shows how incalculable a number of things devoid of art, and of science, and of justice, and, in short, utterly worthless, lie concealed beneath.

Do you not see that in the universe, also, the sun, being one body, by his shining forth dissipates the thick and dense darkness which is shed over earth and sea? With great propriety, therefore, the generation of the just Noah and his sons is represented as bringing into existence a great number of unjust persons; for it is by the contrary that it is especially the nature of contraries to be known.