让自己振作起来的最好方法是试着让别人振作起来。
The best way to cheer yourself up is to try to cheer somebody else up.
The best architecture is the one that disappears, that is not noticed.
The essence of mathematics lies in its power to reveal patterns and symmetries.
The power of mathematics lies in its ability to abstract and generalize.
In times of crisis, transparency and accountability are paramount.