膨胀的概念表明，宇宙在大爆炸后不久经历了一段极其快速的扩张期。

I want to liberate America from fear. I want people to be afraid of the things that are really scary, like war and famine, not their neighbor because he has a different religion.

The truth can be a double-edged sword, cutting both ways.

The so-called understanding is often just a misunderstanding that is widely circulated.

I love to compete. That's what I do.

Singing is not just about hitting the right notes; it's about conveying emotions and telling a story.

Every ton of coal extracted should carry the weight of our commitment to the future.

The most rewarding part of research is seeing your work translate into real-world impact.

你加入这里不是为了酷，而是为了让别人酷。