"The unexamined life is not worth living" -Socrates

"KNOW THYSELF" -- Socrates

"Wise is he who knows that he knows nothing." - Socrates

"Do not seek to have events happen as you want them to, but instead want them to happen as they do happen, and your life will go well." -- Epictetus

"No pleasure is a bad thing in itself, but things which produce certain pleasures bring troubles many times greater than the pleasures." -- Epicurus

"Natural wealth is both limited and easy to attain, but wealth, as defined by groundless opinions, extends without limits." - Epicurus