The study of automorphic forms is a journey into the unknown.

Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them—and then, the opportunity to choose.

The art of cryptography is to make the cost of breaking the system exceed the value of the information protected.

生活中唯一不变的就是变化，我们必须拥抱它。