We have a mantra: don’t be evil, which is to do the best things we know how for our users, for our customers, for everyone. So I think if we were known for that, it would be a wonderful thing.

发现说谎者悖论及相关悖论使人们认识到，直觉上的真理概念并不像乍看起来那么简单。

In mathematics, the art of proposing a question must be held of higher value than solving it.

化用古人诗句，形容自然之宏大与人力之渺小。

Memories， even your most precious ones， fade surprisingly quickly. But I don’t go along with that. The memories I value most， I don’t ever see them fading.