数学是关于概念之间关系的科学，与这些概念的内容无关。

"Love and loss are two sides of the same coin; you can’t have one without the other."

The past is always tense, the future perfect.

"The beauty of mathematics in computer science lies in its ability to model and solve real-world problems with abstract concepts."

The state is the most important institution in human society because it is the only one that can legitimately use force to maintain order.

大海是灵魂的镜子——无尽、变幻、深不可测。

You have to really believe not only in yourself but in what you're doing.