最大的性能改进是当系统从不能工作到能工作的时候。

密码学是将信息转换成一种形式，使任何没有解锁密钥的人都无法理解的艺术。

In a rapidly changing market, only continuous learning and adaptation can maintain competitiveness.

The world is full of contradictions, and I try to explore them in my work.

基于证据的政策制定会带来更好的结果。

If you find serenity and happiness，they may be jealous；Be happy anyway。People really need help but may attack you if you do help them。

可持续发展不是一种选择，而是生存的必要条件。