A nuclear Iran is a threat to America's national security, and it is a threat to Israel's national security. We cannot afford to have a nuclear arms race in the most volatile region of the world.

The ability of Republican leaders to rile up their base - helped along by folks like Rush Limbaugh, some commentators on Fox News - I think created an environment in which Republican voters would punish Republicans for cooperating with me. That hothouse of back-and-forth argument and - and really sharp partisanship I think has been harmful to America.

We didn't become the most prosperous country in the world just by rewarding greed and recklessness. We didn't come this far by letting the special interests run wild. We didn't do it just by gambling and chasing paper profits on Wall Street. We built this country by making things, by producing goods we could sell.

So I have known Islam on three continents before coming to the region where it was first revealed

It was into my father's image, the black man, son of Africa, that I'd packed all the attributes I sought in myself, the attributes of Martin and Malcolm, DuBois and Mandela.

Black children, white children, Latino children. America is becoming more diverse, it's becoming more tolerant as a consequence there's more interactions between groups. There are going be tensions that arise.

Health care has become a proxy for a broader set of issues about how much government should be involved in our economy, particularly coming off a huge economic crisis.