在所有时代,困扰人类并给他们带来最大灾难的大问题,不是世界上是否有权力,也不是权力从何而来,而是谁应该拥有它。
I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
Government, even in its best state, is but a necessary evil; in its worst state, an intolerable one.