金融危机不是资本主义的失败，而是金融体系的失败。

"真相是一个影子，而影子是一场游戏。"

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.

人并非生来就是自己。人出生时背负着一大堆期望，一大堆别人的想法。