You have to make change.

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.

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.

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.

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

I may not be able to work for anybody else again. I may just have to work for myself.

I think it's very, very important that in foreign policy and national security decision making, as in any other realm, that there be a range of diversity that reflects the full complexity of America. We should draw on those experiences to inform our decision making.