最大的挑战是每天都要进步。

Business is about making money, not friends.

The challenge of modern cryptography is not just to protect information, but to do so in a way that is both efficient and scalable.

我认识的最优秀的CEO都是老师，他们教学内容的核心都是战略。

曾经尝试过，曾经失败过。没关系。再试一次。再失败一次。失败得更好。