I do not think it is permitted that a better man be harmed by a worse.
Great parts produce great vices as well as virtues.
He, O men, is the wisest, who, like Socrates, knows that his wisdom is in truth worth nothing.
Take charge of your thoughts. You can do what you will with them
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.
Truth is its own reward.