False words are not only evil in themselves, but they infect the soul with evil.
Until philosophers hold power, neither states nor individuals will have rest from trouble.
You can't do good if you don't feel good.
Those who practice philosophy in the right way are in training for dying and they fear death least of all men.
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!
Thus rhetoric, it seems, is a producer of persuasion for belief, not for instruction in the matter of right and wrong ... And so the rhetorician's business is not to instruct a law court or a public meeting in matters of right and wrong, but only to make them believe.