The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

我认为，一个人应该认识到现实，即使他不喜欢它；事实上，尤其是当他不喜欢它的时候。

Diplomacy is the art of restraining power.

可持续性不再是可选项；它是我们行业生存的必要条件。