Children are bought and sold like animals, sometimes at a lower price than animals. 168 million children work as child labourers, more than 200 million children who should be in education are not at school.

There's a delicate balance between making sure our values are encoded in these technologies as they come out- and not constraining them so much that we lose the technological race to other nations who don't hold our values.

Tonight, anyone who truly understands what justice is and what it requires of a society is ashamed to call himself an American.

I realized: I'm working for a company that makes people happy. You don't leave that.

If you're an artist, you start with catharsis. You have to express your own feelings. I genuinely believe that if music comes from your heart and soul, that people will hear that and will be able to connect with the truth of it.