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The deepest theorems often arise from the simplest observations.

理解計算的極限與理解數學的極限同樣重要。

不敢冒犯別人的人不可能誠實。

"You have to dream, you have to have a vision, and you have to set a goal for yourself that might even scare you a little because sometimes that seems far beyond your reach."

"Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world."

地球上最強大的武器是燃燒的人類靈魂。