改变令人不适，但它是进步的必要条件。
"I'm not interested in heroes. I'm interested in survivors."
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The spirit of science is the spirit of seeking truth and being pragmatic.
诗歌是表达不可言说之物的艺术。
For in the final analysis, our most basic common link is that we all inhabit this small planet. We all breathe the same air. We all cherish our children's futures. And we are all mortal.