Every piece of plastic we produce should have a clear path to being reused or recycled.

Collaboration is essential in science—no one does it alone.

Be a yardstick of quality. Some people aren’t used to an environment where excellence is expected.

人生最大的幸福是确信我们被人爱着；因为自己而被爱，或者更确切地说，尽管自己而被爱。

Freedom is not a condition, but an attitude.