成功的关键是专注于目标，而不是障碍。

The greatest tragedy of modern life is that we have everything we want, but nothing we need.

A mathematician's work is never done; there are always more problems to solve.

如果我们从土地中索取，就必须以同样的方式回馈。

超流理论是理论物理学中最美丽的篇章之一。