Taking a look back, one big reqret is, I left Harvard with no real awareness of the awful inequities in the world. The appalling disparities of health and wealth and opportunity that condemned millions of people to the lives of despair. I learned a lot here at Harvard about new ideas and economics, and politics. I got great exposure to the advances being made in the sciences. But humanities greatest advances are not in its discoveries, but in how those discoveries are applied to reduce inequity.

What I do best is share my enthusiasm.

Finding information is either a software question or a question of how much information is online.

Antitrust is the way that the government promotes markets when there are market failures. It has nothing to do with the idea of free information.

If you are low income in the United States, you have a higher chance of going to jail than getting a 4-year degree.

It's really kind of cool to have solar panels on your roof.

In my view, investing in public libraries is an investment in the nation's future.