死者要求的是正义，而不仅仅是纪念。
The dead demand justice, not just remembrance.
A story is a way of preserving memory.
数学研究是具体与抽象之间不断的对话。
量子场论的发展表明，真空不是空的，而是充满了虚粒子。
I think it's important to have a balance in life. You can't just work all the time; you have to have fun too.
Before becoming oneself, one must break the old molds.