理论物理学对物理学家而言，就像望远镜对天文学家一样重要。

I thought poetry could change everything, could change history and could humanize, and I think that the illusion is very necessary to live.

我不害怕表明立场。大家来握住我的手，我们将一起走过这条路，经历风雨，无论天气冷暖。

The great ideological battles between liberalism and communism, or between democracy and authoritarianism, have been replaced by a general consensus on the desirability of liberal democracy.

"The only thing to do with good advice is to pass it on. It is never of any use to oneself."