If you thought Donald Trump was going to be swallowed up by the conventional Republican Party or by Washington, you were wrong.

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.

It is especially painful when narcissists suffer memory loss because they are losing parts of the person they love most.

I came to the conclusion is that we have a very shallow view of human nature in the policy world. We're really good at talking about material things, really bad at talking about emotions, really good at stuff we can count, really bad at the deeper stuff that actually drives behavior.

The prevailing view is that geniuses are largely built, not born.

Two terrible behaviors don't make a good behavior.

When you're running for president you have to take some risks and you've got to show people something fresh and you've got to stay interesting.