Freedom of men under government is to have a standing rule to live by, common to everyone, and not to be subject to the inconstant, uncertain, arbitrary will of another man.

人生的真正价值在于超越自我，为他人创造价值。

数学证明的美在于它的简洁性和必然性。

I think that the most important thing is to be honest with yourself and with your audience.

我不是一个对名声感到非常自在的人。我是一个歌手。我唱歌。这就是我做的。这就是我爱的。