The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.
Don’t treat people as bad as they are. Treat them as good as you are.
The only thing I know is that I don't know anything.
我们必须设计适应人类行为的技术，而不是反过来。
男人是奇怪的东西，而更奇怪的是女人。
Technology alone won’t save our oceans; it takes a commitment to ethics and ecology.