To me, to say that war isn't evil is to say that nothing is evil.

Governments oppress people, but so do mobs. You need to avoid both to make progress.

I think complexity is mostly sort of crummy stuff that is there because it's too expensive to change the interface.

If there's any object in human experience that's a precedent for what a computer should be like, it's a musical instrument: a device where you can explore a huge range of possibilities through an interface that connects your mind and your body, allowing you to be emotionally authentic and expressive.

The most effective young Facebook users, however -- the ones who will probably be winners if Facebook turns out to be a model of the future they will inhabit as adults -- are the ones who create successful online fictions about themselves.

At the turn of the [21st] century it was really Sergey Brin at Google who just had the thought of, well, if we give away all the information services, but we make money from advertising, we can make information free and still have capitalism. But the problem with that is it reneges on the social contract where people still participate in the formal economy. And it's a kind of capitalism that's totally self-defeating because it's so narrow. It's a winner-take-all capitalism that's not sustaining.

One thing that I have been trying to do is bring together in places like Bosnia technologists who create ever-more destructive land mines [and convince them not to build more dangerous mines]. And that has actually worked.