I don't sing because I'm happy; I'm happy because I sing.
It is absurd to divide people into good and bad. People are either charming or tedious.
The best discoveries often come from unexpected places.
用心不能杂乱,杂乱则心神恍惚不能集中;用心不要劳累,劳累则精神疲倦不能有所收获。
创新来自于对一千件事情说“不”,以确保我们不会走上错误的轨道。