一部伟大的电影是那种给你留下更多问题而不是答案的电影。

And when you do I want you to know this， remember this: there is no such thing as failure. Failure is just life trying to move us in another direction. Now when you’re down there in the hole， it looks like failure. So this past year I had to spoon feed those words to myself.

Safety is not just a priority, it's a value that defines who we are.

理论计算机科学的美在于它能够抽象并解决看似不可逾越的问题。

"You can't predict, but you can prepare."