出门时笑一笑，不要心怀悲哀，广阔的胸怀处处都能敞开。

The task of the modern educator is not to cut down jungles, but to irrigate deserts.

"Every saint has a past, and every sinner has a future."

对富有的单身汉应该客以重税。让某些人比其他人更快乐是不公平的。