True friends are not those who have endless topics to talk about, but those who can stay together without feeling awkward even if they don't speak.
真正的朋友,不是在一起有聊不完的话题,而是在一起,就算不说话,也不会感到尴尬。
The quality of an organization's sustainability determines the quality of its legacy.
The universe is expanding, and the expansion is accelerating.
In mathematics, the art of proposing a question must be held of higher value than solving it.
不要以为春天已经离去无处可寻,绿荫下还有未开放的花朵
倒置,始终倒置:将情况或问题颠倒过来。反向观察它。