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

"The mind is everything. What you think you become."

"Science is organized knowledge. Wisdom is organized life."

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

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

"Knowing yourself is the beginning of all wisdom."

"The measure of intelligence is the ability to change."

"Patience is the companion of wisdom."