Now, I know there are many Americans who say, 'Get out of Afghanistan. Bring 'em all home.' And there are others who say, 'Put in hundreds of thousands of more.'

I take seriously the concerns that voters are expressing. There's a lot of disappointment, fear, even anger, among people who believe that the economy has failed them, their government has failed them, politics has failed them. They have every right to be concerned.

A man who can be provoked by a tweet should not have his fingers anywhere near the nuclear codes.

I think we've got to do more to stop foreign fighters, foreign funding and take ISIS on online, as well as doing everything necessary to keep us safe at home.

Throughout the 1980s, we did hear too much about individual gain and the ethos of selfishness and greed. We did not hear enough about how to be a good member of a community, to define the common good and to repair the social contract. And we also found that while prosperity does not trickle down from the most powerful to the rest of us, all too often indifference and even intolerance do.

I believe corporations that benefit from everything America has to offer should feel (ph) some sense of responsibility, not just to their biggest shareholders, but to their workers, to their customers, to their communities and, yes, to our country.

I think that the coalition that President [Barack] Obama put together to win twice is a coalition that I can put together and add to.