真正的领导力意味着今天做出艰难的决定，这些决定将使后代受益。

And that's OK.I'm ready to let you go.I want you to know now,So we both can savor every moment we have left together.The good and the bad.We have given each other All that we have.

The Internet is the first thing that humanity has built that humanity doesn't understand, the largest experiment in anarchy that we have ever had.

教育的目的不是使年轻人在任何一门科学上都变得完美，而是要打开和培养他们的思维，使他们在将来学习任何科学时都能胜任。

我不是说唱歌手，我是一个排行榜冠军。