Silence can sometimes be more powerful than words.

在采矿业中，你不会永远在同一个洞里挖到成功 - 创新是我们的生命线。

I want to liberate America from fear. I want people to be afraid of the things that are really scary, like war and famine, not their neighbor because he has a different religion.

A good director is like a good conductor; you have to know when to lead and when to let go.

Don't wait for permission to make a difference.