The U.N. can be very frustrating and at times impotent, but it can also be a valuable forum for discussion and resolution of world problems. We should not walk away from it just because it's failed to live up to its promise.

The situation in Iraq will be long, it will be expensive and it will be difficult. But in the end, Iraq will very much be worth it.

But very often in politics we have the experience called up from my father when someone was trying to help him in the campaign: I can take care of my enemies, may the Good Lord save me from my friends.

Your life is the sum result of all the choices you make, both consciously and unconsciously. If you can control the process of choosing, you can take control of all aspects of your life. You can find the freedom that comes from being in charge of yourself.

Enigma is really an investment in peace of mind. I keep a lot of confidential information on my laptop. I'm usually very careful about keeping my laptop under close physical control but had an unfortunate lapse and left it on a plane. That could have cost me dearly if not for the Enigma.

I have a great deal of respect and affinity for Tammy Duckworth; she's a seatmate of mine. She's got heart, soul; she's a war hero.

If I was a super hero, I'd want to be the man of peace so that I could click my fingers and the world would be at peace.

Whether the struggle was between English merchants and the American colonies, pre Civil War northern manufacturers vs. southern slave holders, or American grain farmers and auto manufacturers seeking advantage in the Mexican agriculture and labor markets in the 1990s, U.S. policy has reflected the economic clash of interests of the day.