艺术不是关于答案，而是关于问题。

The melancholy science from which I make this offering to my friend relates to a region that from time immemorial was regarded as the true field of philosophy, but which, since the latter's conversion into method, has lapsed into intellectual neglect, sententious whimsy, and finally oblivion.

粮食安全的未来就在波涛之下，我们必须负责任地利用它。

一次又一次地后悔到终身,还不如不做后悔之事而无后顾之忧。

在数学中，真理不是通过共识而是通过证明来发现的。