"Science is not just a collection of facts, but a way of thinking."

The essence of mathematics lies in its freedom.

The best way to find yourself is to lose yourself in the service of others.

牛马生着四足，这是天性；给马戴上笼头，给牛穿上鼻绳，就是人为。所以说，不要人为毁灭天性，不要用故意造作去毁灭天命，不要以德行去为名利殉葬，谨守天道勿使丧失，这就叫返归本真。

跨学科合作是最激动人心的突破发生的地方。