Climate change constitutes a serious threat to global security.

I think that the important point is we've got to have a president who understands the benefits of free trade but also is going to enforce unfair trade agreements and is going to stand up to other countries.

We do have to balance this issue of privacy and security. Those who pretend that there's no balance that has to be struck and think we can take a 100-percent absolutist approach to protecting privacy don't recognize that governments are going to be under an enormous burden to prevent the kinds of terrorist acts that not only harm individuals, but also can distort our society and our politics in very dangerous ways.

John Conyers and I were the ones who wrote the bill that provides for Medicare for all. And, so, even though the single-payer plan is not what's before the Congress, to expand Medicare, so that people 55 and up would be - would have the chance to buy in, that's - that would be a step in the right direction, no question about it.

I am sorry that they are finding themselves in this situation based on assurances they got from me.

I get a thick book full of death, destruction, strife, and chaos. That's what I take with my morning tea.

History doesn't always move in a straight line. Sometimes it zigs and zags.