一个问题的价值与其说在于得出答案，不如说在于它迫使潜在的解决者产生的想法和尝试的想法。

If you want respect, earn it. No one owes you anything.

世界是一个舞台，我们都是演员。

The Government of the United States is a definite Government, confined to specified objects. It is not like the state governments, whose powers are more general.

你想用卖糖水来度过余生，还是想要一个机会来改变世界？

我不是圣人，我是罪人。

数学家是将咖啡转化为定理的装置。