When a professor insists computer science is X but not Y, have compassion for his graduate students.
当教授坚持说计算机科学是X但不是Y时，请对他的研究生抱有同情心。
The study of Shimura varieties is a meeting point of geometry, algebra, and number theory.
Sometimes you have to lose yourself before you can find anything.
我的国家是世界，我的宗教是行善。