Without bold guesses， there will be no great discoveries.

Education is an admirable thing. But it is well to remember from time to time that nothing that is worth knowing can be taught.

We are drowning in information but starved for knowledge.

任务不是去看从未见过的东西，而是去思考每天所见却从未思考过的东西。

今天不努力劳动耕种，明天就没有财富货物。

故事的力量不在于它的真实性，而在于它能够将我们与人类的经验联系起来。