The speech we hear is an indication of that which we don't hear.

"A book is a mirror: if an ape looks into it, an apostle is hardly likely to look out."

The power of cryptography is not just in keeping secrets, but in enabling trust in a digital world.

最好的领导者不只是管理人，而是激励他们管理自己。

明天可能是地狱，但今天是写作的好日子，在写作的好日子里，其他什么都不重要。