在数学中，你并不理解事物。你只是习惯了它们。

对于非礼的事，上等到的士人根本不想；对于非礼的事，中等的士人从来不说；对于非礼的事，下等的士人紧闭门户。

写作是重新获得自己历史的一种方式。

"I think the best way to encourage children to read is to give them books that they can't put down."

Don't be afraid to take risks. The biggest risk is not taking any risk at all.

正是因为国家倾向于愚蠢和卑劣，民主才有可能。