并不存在一个自由美国和一个保守美国的区别 - 只有团结的美利坚合众国。
研究的坚持是关键；自然只向有耐心的人揭示它的秘密。
If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.
If we don't believe in freedom of expression for people we despise, we don't believe in it at all.
身体记得心灵试图忘记的东西。
Science should be accessible to everyone, regardless of background.
Never underestimate the power of collaboration—great things grow when people work together.