Imagine if you had genuine, high-quality early-childhood education for every child, and suddenly every black child in America - but also every poor white child or Latino [child], but just stick with every black child in America - is getting a really good education. And they're graduating from high school at the same rates that whites are, and they are going to college at the same rates that whites are, and they are able to afford college at the same rates because the government has universal programs. So now they're all graduating.

America is number one in wind power.

I'm a warrior for the middle class.

We are willing to uphold principles that have resulted in unprecedented prosperity and security throughout Europe and around the world. With the threat of climate change only becoming more urgent, Angela [Merkel] and I focused on the need for American and E.U. leadership to advance global cooperation.

As has been well documented, I smoked pot as a kid, and I view it as a bad habit and a vice, not very different from the cigarettes that I smoked as a young person up through a big chunk of my adult life. I don't think it is more dangerous than alcohol.

Hunger, disease and poverty can lead to global instability and leave a vacuum for extremism to fill. So instead of just managing poverty, we must offer nations and people a pathway out of poverty. And as president I've made development a pillar of our foreign policy, alongside diplomacy and defense.

The Affordable Care Act is here to stay.