In mathematics, you don't understand things. You just get used to them.
我们都在互相陪伴着回家。
"The truth is rarely pure and never simple."
I don't need a reason to be confident.
在糟糕的时候抱有希望不仅仅是愚蠢的浪漫。这是基于人类历史不仅是残酷的历史，也是同情、牺牲、勇气和善良的历史。