后见之明对历史学家乃至回忆录作者非常有用，但遗憾的是，实践中的政治家却无法拥有。

每一本书都是一次旅程，而每一次旅程都是一本书。

Sun don't shine forever.

The only thing that can make you a hero is your heart.

In computer science, we often have to deal with systems that are too complex to understand all at once.

我们都是森林的生物，而森林也是我们的生物。

没有诗歌的民族如同没有星星的夜晚。

The world is changed by your example, not by your opinion.

要善于辨别投资机会和陷阱，不要盲目追随市场热点。