你知道，在中世纪的英国，但你遇见一个非常穷苦的人，你会认为他“不走运”，直接地说，那些不被幸运之神眷顾的人。

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。

I have always wished for my computer to be as easy to use as my telephone; my wish has come true because I can no longer figure out how to use my telephone.

家就是当你不得不去那里时，他们必须接纳你的地方。

The greatest truths are often the ones we cannot put into words.