Every piece of plastic ever made still exists somewhere on this planet—that's both our challenge and our responsibility.

We thought that we had the answers, it was the questions we had wrong.

技术的创新让我们能够比以往任何时候都看得更远的太空。

你爱的伤痕让我想起了我们。

没有任何一位总统能够忠实地、认真地履行他的职责，还能有闲暇时间。