Part of what's unique about climate change, though, is the nature of some of the opposition to action. It's pretty rare that you'll encounter somebody who says the problem you're trying to solve simply doesn't exist. When President Kennedy set us on a course for the moon, there were a number of people who made a serious case that it wouldn't be worth it; it was going to be too expensive, it was going to be too hard, it would take too long. But nobody ignored the science. I don't remember anybody saying that the moon wasn't there or that it was made of cheese.

We will stand against violence and intimidation. We will stand for the rights and dignity of all human beings.

I delivered a clear and forceful message that although we recognize Russia's intelligence gathering will sometimes take place even if we don't like it, there's a difference between that than either meddling with elections or going after private organizations or commercial entities, and that we're monitoring it carefully, and we will respond appropriately if and when we see this happening.

The quicker you resolve the problems with banks and there's transparency in that process, the faster they recapitalize and are able to make investments.

Just listen to what Mr. [Donald] Trump has to say and make your own judgment with respect to how confident you feel about his ability to manage things like our nuclear triad.

There is not a liberal America and a conservative America - there is the United States of America. There is not a black America and a white America and latino America and asian America - there's the United States of America.

We need to find a way forward to make sure that we can stop terrorists while protecting the privacy, and liberty, of innocent Americans.