One of the things that I am concerned about is the degree to which we've seen a lot of commentary lately where there were, there are Republicans or pundits or cable commentators who seemed to have more confidence in Vladimir Putin than fellow Americans because those fellow Americans were Democrats. That cannot be.

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Even as we implement the nuclear deal and welcome our Americans home, we recognize that there remain about differences between the United States and Iran. We remain steadfast in opposing Iran's destabilizing behavior elsewhere, including its against Israel and our Gulf partners and its support for violent proxies in places like Syria and Yemen.

Every single one of you has something you're good at. Every single one of you has something to offer. And you have a responsibility to yourself to discover what that is. That's the opportunity an education can provide.

As you might imagine, if you're a teenager having a couple of people with microphones and guns always following you around, that could grate on them. But you know, they've handled it with grace and I give Michelle [Obama] most of the credit for how well they've done, but I also just think they are graceful, good young, young women.

[ William Ayers] is an example of what I'm talking about. This is a guy who lives in my neighborhood, who's a professor of English in Chicago who I know and who I have not received some official endorsement from. He's not somebody who I exchange ideas from on a regular basis.

We're opposing Russia's aggression against Ukraine, which is a threat to the world, as we saw in the appalling shoot-down of MH17.