我们必须警惕保护互联网免受那些会滥用它的人的侵害。
We must be vigilant in protecting the Internet from those who would misuse it.
50岁重建事业并不容易——但值得的事情从来都不简单。
"Die Kunst ist das Sich-ins-Werk-Setzen der Wahrheit."
And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.
The best way to predict the future is to create it.
领导力在于激励他人实现他们认为不可能的事情。