过去永远不会死去。它甚至还没有过去。
The past is never dead. It's not even past.
在化学中，就像在生活中一样，有时你需要退后一步才能看到更大的图景。
人类有一件真正有力的武器，那就是笑。
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.
"The role of business is to produce products and services that make people's lives better—while using fewer resources—and to act lawfully and with integrity."
