What you know today can affect what you do tomorrow, but not what you did yesterday.

I was born in segregated Birmingham, Alabama. I didn't have a white classmate till we moved to Denver.

Well, there's been plenty of ultimatums, and one thing that we better be very clear is that we can't continue to have the kind of defiance of the United Nations, the defiance of the international community that we've had.

I worry a great deal about all of those surveys that are out that Americans, in particular, are becoming distrustful of our institutions - that Americans are beginning to say they're either irrelevant or they're corrupt or they certainly don't speak to me. But the institutions are actually still functioning.

I stick to playing Brahms, but I love listening to Led Zeppelin, and I've also been a big fan of Earth Wind and Fire since the Seventies and of The Gap Band since the Eighties.

I hope that all of us who were fortunate enough to have benefited will put our time, our resources and our efforts into making sure that kids, particularly kids without means, have a way to achieve.

NATO is built on security, but it's also built on values.