Pythagoras used to say that he had received as a gift from Mercury the perpetual transmigration of his soul, so that it was constantly transmigrating and passing into all sorts of plants or animals.

Time is the image of eternity.

Anaximander used to assert that the primary cause of all things was the Infinite,-not defining exactly whether he meant air or water or anything else.

Ignorance plays the chief part among men, and the multitude of words.

The sun too penetrates into privies, but is not polluted by them.

Aristippus being asked what were the most necessary things for well-born boys to learn, said, "Those things which they will put in practice when they become men.

Plato affirmed that the soul was immortal and clothed in many bodies successively.