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

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

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

"The only true wisdom is in knowing you know nothing."

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

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

"Silence is a source of great strength."

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