你必须具备的三种能力:在确认一件事情能运作之前永不言弃的能力，在确认一件事情无法工作下去时放弃他的能力，以及信任能帮助你区分二者的人。
要理解安全通信的未来，首先必须理解当前密码学方法的局限性。
"Sometimes, you have to be apart from people you love, but that doesn't make you love them any less. Sometimes, it makes you love them more."
The poverty of our century is unlike that of any other. It is not, as poverty was before, the result of natural scarcity, but of a set of priorities imposed upon the rest of the world by the rich.
革命并不容易，但它是可能的。
档案是一种武器。
老年人相信一切，中年人怀疑一切，年轻人知道一切。
The magic of filmmaking is in the details; it's the small things that make a big difference.