All the gold which is under or upon the earth is not enough to give in exchange for virtue.

You may be sure, dear Crito, that inaccurate language is not only in itself a mistake: it implants evil in men's souls.

The contemplation of beauty causes the soul to grow wings.

The greatest mistake physicians make is that they attempt to cure the body without attempting to cure the mind, yet the mind and the body are one and should not be treated separately!

Give me a different set of mothers and I will give you a different world

Truth is the beginning of every good to the gods, and of every good to man.

Let us affirm what seems to be the truth, that, whether one is or is not, one and the others in relation to themselves and one another, all of them, in every way, are and are not, and appear to be and appear not to be.