最终，我们记住的不是敌人的话语，而是朋友的沉默。
To die for one's country is such a worthy fate that all compete for so beautiful a death.
I am a prisoner of my own mind, but art sets me free.
The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.
工作是良药，能医治一切困扰人的疾苦。
每一本书都是一次旅程，每一次旅程都会改变你。
When we can't talk about something, it becomes dangerous.