The heart of the educator must be a living flame, a source of warmth and light.

You can't be that kid standing at the top of the waterslide, overthinking it. You have to go down the chute.

The thing that we are trying to do at Facebook, is just help people connect and communicate more efficiently.

History remembers those who fight for freedom.

循环经济不是一种趋势，而是制造业的未来。

Success is not an entitlement. It has to be earned.

Like Warren, I had a considerable passion to get rich, not because I wanted Ferrari's -I wanted the independence.I desperately wanted it.