And so you [young Americans]need to be the Idea Generation. The generation who's always thinking on the cutting edge, who's wondering how to create and keep the next wave of American jobs and American innovations, who's figuring out how to out-compete the Idea Generations of Indias and Chinas of the world.

That applies, by the way, even to some of the folks who are now [Donald] Trump supporters. They're responding to a fictional character named Barack Obama who they see on Fox News or who they hear about through Rush Limbaugh.

The biggest deficit that we have in our society and in the world right now is an empathy deficit. We are in great need of people being able to stand in somebody else's shoes and see the world through their eyes.

I will promise you this, that if we have not gotten our troops out by the time I am president, it is the first thing I will do. I will get our troops home, we will bring an end to this war. You can take that to the bank.

We've been able to organize the international community around it in ways that aren't going to go back.

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.

I'm suspicious of too much certainty in the pursuit of understanding just because I think people are limited in their understanding.