"We are what we repeatedly do. Excellence, then, is not an act, but a habit."

你没有真正活过，除非你曾濒临死亡。对于那些曾为之奋斗的人来说，生命有一种被保护者永远无法知晓的滋味。

The essence of mathematics lies in its freedom.

性能的关键在于优雅，而不是大量的特殊情况。