权力平衡是维持国际体系和平的唯一途径。
A tree is a symbol of hope—rooted in the present, reaching for the future.
朗兰兹纲领是数学思想之美和深度的反映。
我们都是我们记忆的总和,但当这些记忆被抹去或改变时会发生什么?我们会变成另一个人,还是仍然是同一个人,只是有了不同的过去?
The truth is, art requires of its practitioners not talent alone, but a certain kind of temperament.
I'm not a person who gives up on love.