寻找互反律是数学史上的一个基本主题。
不登上高山,就不知道天是多么高远;不亲临深溪,就不知道地是多么深厚。
国际化不是简单复制,而是本土化创新。
You can't manage what you don't measure.
I don't let anyone tell me what I can or can't do.
The sea is a mirror of the soul—endless, shifting, and unfathomable.