Our constitutional democracy demands our participation, all the time.

Racial inequality is a big problem.

I sometimes think that I didn't leave the Republican Party, as much as it left me.

People should be able to rise as hard, high as their hard work, their ambition, their talent will take them.

I think wherever we can cooperate with Russia, that's fine. And I did as secretary of state. That's how we got a treaty reducing nuclear weapons. It's how we got the sanctions on Iran that put a lid on the Iranian nuclear program without firing a single shot.

The right to express one's views, practice one's faith, peacefully assemble with others to pursue political or social change - these are all rights to which all human beings are entitled, whether they choose to exercise them in a city square or an Internet chat room. And just as we have worked together since the last century to secure these rights in the material world, we must work together in this century to secure them in cyberspace.

Making college affordable is a really important goal, and my plan will work better than Senator [Bernie] Sanders' plan by everybody who has looked at it.