我们教授一门学科不是为了培养关于该学科的小型活图书馆，而是让学生自己学会数学思考。
We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.
The writer must be a defender of freedom, even at the cost of his own comfort.
爱即是受苦，受苦亦是爱。
The arithmetic of modular forms is a window into the hidden structures of the universe.