"The principles of a free society are essential for human progress and prosperity."

"The pursuit of knowledge is a lifelong journey, and there is always more to learn."

写作是一种活两次的方式，既活在当下又活在回忆中。

预测未来的最好方法就是去创造它。

In aggregates, the closer you are to your market, the more competitive you become.

I'm mentioning all this -- I'm mentioning all this because I think this is not merely a personal problem; you may think I'm wrong in this, but I think we live in an age when our lives are regularly punctuated by career crises, by moments when what we thought we knew -- about our lives, about our careers -- comes into contact with a threatening sort of reality.