If Donald Trump wants to fire somebody for not getting Obamacare repealed, he should fire himself.

The madman theory is that you can be a successful deterrer if you - if they think you could be crazy. And so I think it can be very effective, so long as you're not actually crazy.

It's very hard to find an evangelical person under 45, let alone on some of the Christian college campuses, who has any tolerance for Donald Trump.

It's important for presidents to emotionally connect, with the country in times of crisis, but also with people in Washington. If you can't emotionally connect - and [Barack] Obama is not the greatest, but he can at least do it - then people won't be with you when the times are hard.

People who give money in large amount in politics are basically not altruistic. They have some issue. They have some interest. It may be world peace. It may be preserving carried interest. But it's not altruistic.

The more people doubt their own beliefs the more, paradoxically, they are inclined to proselytize in favor of them.

For those of us who believe in it, there has to be a movement that says, "We still believe in trade. We still believe in international engagement for America. But for those losers or those who are suffering, we've got your back."