The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.

我学会了接受自己的缺点，因为它们造就了现在的我。

The rule of recognition is the ultimate rule in a legal system, which identifies the criteria for valid law.

The only thing that is truly yours is your passion.

爱祖国高于一切。