密码学是将信息转换成一种形式，使任何没有解锁密钥的人都无法理解的艺术。

我不在乎被记住是世界上最出名的人。我想被记住是最无所畏惧的人。

True progress happens when we stop defending the status quo and start challenging it.

万事皆有可能，“不可能”的意思是，“不，可能。”

I'm mentioning all this -- I'm mentioning all this because I think this is not merely a personal problem; you may think I'm wrong in this, but I think we live in an age when our lives are regularly punctuated by career crises, by moments when what we thought we knew -- about our lives, about our careers -- comes into contact with a threatening sort of reality.

We may have grown older, but the music keeps us young at heart.