We should vigorously debate policy differences. We have too much all-or-nothing in American politics.

So [Vladimir] Putin is a mess. He's committed all sort of murderous thuggery, and I am opposed to the way Putin conducts himself in world affairs, and I hope that the president also wants to show moral leadership about this issue.

Let's be clear: Has the U.S. ever made any mistakes? Of course.Is the U.S. at all like [Vladimir] Putin's regime? Not at all.

I think the category of perpetual adolescence, it's a new thing, and it's a dangerous thing. Adolescence is a pretty glorious concept. It's about intentionally transitioning from childhood to adulthood. Being stuck in adolescence - that's a hell. Peter Pan is a dystopia, and we forget that.

It's not natural to have to suffer when we work. We're made to be productive, and yet the world we live in, there's a whole bunch of suffering. And what they need to understand as 10-year-olds, so that when they're 15 and slightly less protected, and when they're 20 and they're moving into a truly semi-independent state, they need to have experienced that memory of persevering and having gotten through hardship.

We're not at war with all Muslims, we're at war with a subset of Islam that believes in killing in the name of religion, as jihadis do.

The real number of the US' obligations, unfunded obligations that we're passing on to our future generates is more like $70 trillion to $75 trillion. The vast majority of that is health entitlements - Medicare, Obamacare, Medicaid. There's also Social Security, interest on the debt. But fundamentally, health entitlements are the thing that will bankrupt our kids. We need to fix that for the long-term.