过去从未死去，它甚至不是过去。
"The past is never dead. It's not even past."
The best way to predict the future is to invent it.
Society can and does execute its own mandates， and if it issues wrong mandates instead of right， or any mandates at all in things with which it ought not to meddle， it practices a social tyranny more formidable than many kinds of political oppression， since， though not usually upheld by such extreme penalties， it leaves fewer means of escape， penetrating much more deeply into the details of life， and enslaving the soul itself.
理解密码学的关键在于理解它不仅仅是关于保守秘密，而是关于管理信任。
怀疑是通向真理的第一步。
Innovation is not just about new ideas, but about executing them brilliantly.