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.

The president is the president. And every American, regardless of who you voted for, if you voted for Donald Trump, Hillary Clinton, Donald Duck, I don't really care. We should all hope that the president does a good job, that he's surrounded by wise counselors, that he advances U.S. interests.

People think if they voted for somebody, they should reflexively defend everything they do or say. And if you voted against somebody, you should just as reflexively oppose everything they do or say. It's not very helpful. What's more constructive for our kids is to go on a case-by-case basis, evaluating particular policies.

What happens in Senate fight club stays in Senate fight club.

The U.S. affirms freedom of speech.[Vladimir] Putin is no friend of freedom of speech.

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.

I didn't go to Harvard because I thought they had good academics. I went because they had crappy enough sports so they'd let me play.