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.

对一个人而言，只要谨慎自信 ，没有什么是高不可攀的。

世界就在你面前，你不必接受它或离开它，就像你进来时那样。

When we no longer have the power to change a situation, we are challenged to change ourselves.

I do think there is an important artistic component in what we do. As a technology company I’ve tried to really stress that.