What I do know is that drones are a modern weapon. When used effectively, when taking out ISIS or terrorist leaders, that's pretty impressive. When bombing wedding parties of innocent people and killing dozens of them, that is, needless to say, not effective and enormously counterproductive. So whatever the mechanism, whoever is in control of that policy, it has to be refined so that we are killing the people we want to kill and not innocent collateral damage.

We must fundamentally restructure our student loan program. It makes no sense that students and their parents are forced to pay interest rates for higher education loans that are much higher than they pay for car loans or housing mortgages.

The bottom line is that when Senator Inhofe says, 'Global warming is a hoax,' he is just dead wrong, according to the vast majority of climate scientists.

We have to transform our energy system.

It's no great secret, number one, in my view, and I think the view of most Americans, that Congress itself is pretty dysfunctional. We are not addressing the real needs of the American people. And second of all, philosophically, there is a huge division between the House and the Senate.

Politics does not end the day of the election.

At a time of massive inequality, I think we can raise substantial sums of revenue to address the needs of working families, the elderly, and the children, by asking those people who are doing phenomenally well to start paying their fair share.