"Judge a man by his questions rather than his answers."

"The only thing I know is that I know nothing."

"Knowing yourself is the beginning of all wisdom."

"We don't see things as they are, we see them as we are."

"The only thing we have to fear is fear itself."

"He who has a why to live can bear almost any how."

"A wise man can learn more from a foolish question than a fool can learn from a w..."

"It is not that I'm so smart. But I stay with the questions much longer."