After a regime is removed, however, it is dangerous to leave a security vacuum.

For the private sector to flourish, special privilege must give way to equal opportunity and equal risk for all.

Every math curriculum in the world is based on the idea of hand-calculating, and most of what you're teaching is how to calculate. And I think the resistance to this is very variable.

The Bernie Sanders phenomenon shows that it's not confined to Republicans. There is a general sentiment that America is on the wrong track.

I think, in the longer view of things, there is a very powerful pull in the direction of participatory government.

I've met quite a few dictators up close and personal in my life.

For one thing I tend not to see myself in various moulds that people fit me into.