密码学的目标是使破解系统的成本超过受保护信息的价值。
Legal obligations are not merely moral obligations backed by sanctions.
I don't think about genres. I think about stories.
我认为数学家更像艺术家,而不是科学家。
In a time of universal deceit - telling the truth is a revolutionary act.
The most beautiful things are often the simplest.