I don't regret anything I've done.

Calm is contagious.

Happiness is like a butterfly; the more you chase it, the more it will elude you. But if you turn your attention to other things, it will come and sit softly on your shoulder.

Cultivating gratitude is one of the most reliable methods for increasing life satisfaction.

You cannot always control what goes on outside. But you can always control what goes on inside.

The press is the best instrument for enlightening the mind of man, and improving him as a rational, moral and social being.

效率是把事情做对；效能是做对的事情。

合作和知识共享对于科学的进步至关重要。

我不在乎酷不酷。我在乎的是快乐。

我们要做的是让用户的生活更简单。

经验不过是人们给自己的错误取的名字。