Ring the bells that still can ring, forget your perfect offering. There is a crack in everything, that's how the light gets in.

A society grows great when old men plant trees whose shade they know they shall never sit in.

最危险的故事是我们不加质疑就相信的那些。

赏赐并不能让人欢喜，责罚也不能让人畏惧。 

问题的根本原因在于，在现代世界中，愚蠢的人总是自信满满，而聪明的人却充满怀疑。