我们必须自由,不是因为我们宣称自由,而是因为我们实践自由。
We must be free not because we claim freedom, but because we practice it.
The process of mathematical discovery is as important as the discovery itself.
The key is to keep improving, keep fighting, keep believing.
人与人每次见面,如果都好像刚认识时那样,那么即使相处到老,也不会相互有怨恨之心。
A well-designed space should feel like home the moment you step into it.