When I got to 40 or so... I had the sense when I looked back over my life I would actually see a mess of decisions， a few of which I had thought about， some of which I had sort of stumbled on， and many that I had no control over whatsoever.

比主动遗忘更痛苦的，是被动记住。

失败不是我的敌人...害怕失败才是我的敌人。

人们永远不会注意到已经做了什么；人们只能看到还有待完成的事情。

我们必须投资于不仅能提高效率而且能减少环境影响的技术。

反向传播最重要的地方在于它只是链式法则。

世界会打击每一个人，但经历过后，许多人会在受伤的地方变得更坚强。

我不等待机会，我创造机会。