I came up from the bottom, I ain't forget where I started.

如果你一心为了讨喜，那你就要准备随时随地的屈就，并且你会一事无成。

Stay true to your vision.

I think the reason why I am who I am today is because I went through those tough times when I was younger.

Thinking is the hardest work there is, which is probably the reason why so few engage in it.

数学的美在于它让我们看到世界上不立即显现的模式和结构。

你担心什么，什么就控制你。

不是那些不被爱的人引发了不满，而是那些不能爱的人，因为他们只爱自己。