国家一定要有直言进谏的臣子，上级必须有敢于提出反对意见的下级，议论国政的人不停止，各种不同政见的人相互辩论，才可以长久保存国家，使国家兴盛强大。也就是说言论自由是民众的基本权利，每个人都可以提出不同的政见，民众有平等参与政治的权利。
"The most powerful tool in computer science is not the computer itself, but the human mind."
谋划先于行动，就会繁荣昌盛；行动先于谋划，就会失败灭亡。点评：《中庸》曾言「凡事豫则立，不豫则废。」没有事先的计划和准备，做事情很难成功的。
Failure is just a stepping stone to success.
The most radical art is often that which asks the simplest questions.
密码学的本质是允许在存在对手的情况下进行通信。
The best way to invest is to look at what's happening in the real world and invest accordingly.
"The best ideas come from the intersection of technology and humanity."