What I consistently say to young people - I say it in the United States, but I'll say it here in Germany and across Europe: Do not take for granted our systems of government and our way of life. I think there is a tendency, because we have lived in an era that has been largely stable and peaceful, at least in advanced countries, where living standards have generally gone up, there is a tendency I think to assume that that's always the case.

If condoms and potentially microbicides can prevent millions of deaths [from AIDS], they should be made more widely available. I know that there are those who, out of sincere religious conviction, oppose such measures. And with these folks, I must respectfully but unequivocally disagree.

Politics didn't lead me to working people. Working people led me into politics.

Just from a political perspective, do you think the president of the United States going into re-election wants gas prices to go up higher? Look, here's the bottom line with respect to gas prices: I want gas prices lower because they hurt families.

There is a reason why George Washington is always one of the top three presidents, and it's not because of his prowess as a military leader; it's not because of the incredible innovations in policy that he introduced. It's because he knew when it was time to go.

I think that the Democrats can be successful nationally in the future if we are able to capture some of the complexity of people's lives right now.

Let's make two things clear: Isil is not "Islamic." No religion condones the killing of innocents, and the vast majority of Isil's victims have been Muslim. And Isil is certainly not a state.