I'm not good at selling laptops. I'm good at selling ideas.

Nations have the wrong granularity. They’re too small to be global and too big to be local, and all they can think about is competing.

Everybody agrees that whatever the solutions are to the big problems, they ... can never be without some element of education.

Computer science departments have always considered 'user interface' research to be sissy work.

Nature is pretty good at networks, self-organizing systems. By contrast, social systems are top-down and hierarchical, from which we draw the basic assumption that organization and order can only come from centralism.

Very often kids don't ask questions in class because they don't want to be seen asking a question.

The notion of collective contribution, like the Wikipedia, is a very powerful one.