I mentioned charter schools, and experimenting with our school system, to make it work. I think that's something we really have to pay attention to.

We had to get out of Chicago so quick. Election night happens, suddenly I'm talking to Ben Bernanke and Hank Paulson and trying to figure out whether the world's going to fly apart, and Michelle is trying to figure out where the girls are going to go to school. And we pack up and leave and basically our house in Chicago just became like a time capsule. My desk in my home office still had stacks of articles and bills and stuff from 2008.

We cannot solve the problems of America if every time somebody somewhere says something stupid, that everybody gets up in arms and we forget about the war in Iraq or we forget about the economy.

My core goal is to dismantle, defeat, destroy al Qaeda and its allies that killed Americans and are still plotting to go kill Americans.

[Fall of the Berlin Wall] is a reminder that the commitment of the United States, to Europe is enduring and it's rooted in the values we share; our commitment to democracy, our commitment to rule of law, our commitment to the dignity of all people in our own countries and around the world.

Donald Trump seems to do a good job mentioning his own name.

What is certainly true is that the American people, just like the German people, just like the British and people around the world, are seeing extraordinarily rapid change. The world is shrinking, the economies have become much more integrated and demographics are shifting.