"Knowing yourself is the beginning of all wisdom."
— Aristotle

"It is the mark of an educated mind to be able to entertain a thought without accepting it."
— Aristotle (Metaphysics)

"We are what we repeatedly do. Excellence, then, is not an act, but a habit."
— Aristotle

"For the things we have to learn before we can do them, we learn by doing them."
— Aristotle

"To avoid criticism say nothing, do nothing, be nothing."
— Aristotle

"Ever heard of Plato, Aristotle, Socrates?...Morons."
— William Goldman (The Princess Bride)

"The Law is Reason free from Passion."
— Aristotle

"The whole is greater than the sum of its parts."
— Aristotle

"Hell is other people."
— Jean-Paul Sartre (No Exit: A Play in One Act)

"If you are lonely when you're alone, you are in bad company. "
— -Jean-Paul Sartre

"Everything has been figured out, except how to live."
— Jean-Paul Sartre