I don't worry about how folks want to characterize me.

If we are to garner sustained U.S. domestic support for future trade agreements, we have to make sure those Americans who have suffered as a consequence of past agreements have an effective social safety net, adjustment assistance, opportunities for retraining and new job creation that enables all Americans to thrive.

There are no cookie-cutter solutions that you can apply from one circumstance to another. They're different. Our interests, as implicated, are different. The tools we have at our disposal are different.

I am blunt when I want to be.

President Obama is perhaps the smartest person I've ever worked with.

President Obama is funny, he's thoughtful, he's challenging, he's fun to work with - and it's been an extraordinary privilege.

I don't get drunk, I get a little happy on rare occasion, and I'm probably dancing if I'm that happy.