"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

The only way to achieve the impossible is to believe it is possible.

金融发展的关键不仅在于拥有更多的金融工具，还在于拥有支持这些工具的适当制度。

Every program is a part of some other program and rarely fits.

自守形式的研究是数学思想统一性的反映。

在这个世界上，有些东西用石头是刻不来的。在我们的心中有块地方是关不住的，那块地方称为自由。