There are no free and democratic and wealthy countries in the world that have US rate of gun violence. We have to worry about loners and alienated people. We have to do better on mental health.

People ask, quite legitimately, why [Betsy] DeVos and why not a lot of the others? But it's because it has to do with the special interest groups that run a lot of Washington.

If you're cutting deals with one company or another, eventually, there's going to be a quid pro quo. There's going to be a bribe. There's going to be something.

The effectiveness of a group of people is not determined by their IQ but by how well they communicate.

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.

Donald Trump's ego is like a comet the size of Jupiter just traveling through the solar system, and we all have to be affected by its gravitational pull.

I think that it's an arguable position, whether with Hamas and ISIS around, whether there should be a Palestinian state, but it's a defensible position, given the current circumstances.