用户体验差1%，在规模化后就是100%的灾难。

The beauty of science lies in its ability to explain the natural world through observation and experimentation.

史记

当你开始考虑如果你输了你会做什么的那一刻，你就已经输了。

I ought to have judged by deeds and not by words.

最重要的是保持乐观。