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

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

"Silence is a source of great strength."

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

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

"In a gentle way, you can shake the world."

"By three methods we may learn wisdom: first, by reflection, which is noblest; se..."

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