The youth thing never really, from my vantage point, slowed me down. I think the harder audience for me to gain acceptance from was the career diplomatic corps that worked with and for me in the Africa Bureau.

Like democracy itself, jazz has structure, but within it you can say almost anything.

In this day and age, the U.S. and Europe do not have the luxury of focusing solely on a single region.

I have a range, and I'd much rather do things the nice way than the hard way, but sometimes you have to use all the tools at your disposal.

The United States of America is the leading power in the world. Our friends and our adversaries respect us in large measure because they know that we are steady. We are fact-based. We are serious.

You can't sit on the sidelines and read your iPhone and be on social media and expect everything to be cool. You have to be part of this.

It is manifestly in the interest of the United States to deal with the very real threat that climate change poses. And that's why President Obama has worked so hard to reduce our own emissions and to lead internationally in forging the Paris climate agreement.