You cannot always control what goes on outside. But you can always control what goes on inside.

Passion is the fuel that drives extraordinary results.

The art of being wise is the art of knowing what to overlook.

An idea is only as good as its execution.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

心理学应该通过结果来衡量心灵。

我不害怕犯错。我害怕不去尝试。