过去不过是一种幻觉，但它是一种必要的幻觉。

我不是一个放弃光芒的人。

Cryptography is about communication in the presence of adversaries.

唯一真正有价值的是你花在做你热爱的事情上的时间。

The only person you should try to be better than is the person you were yesterday.

设计不仅仅是关于外观，更是关于功能。