I'm apologetic when I feel like I've made a mistake. And when I have done a disservice to myself or someone else. But I don't feel a need to apologize for doing or saying something that I think needs to be said, just because it may not sit comfortably with somebody else.

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.

If you want change, you have to make it. If we want progress we have to drive it.

I am a team player - and that is what you need to be an effective point guard. You gotta see the court, you gotta set up the play, and you gotta let others execute for the most part. I don't throw elbows for the sake of throwing elbows, but if somebody throws one at me and it's necessary to respond in kind, I suppose I can if I have to.

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

We're well aware, and we have been for a long time, that there is a real threat from adversaries, state actors, non-state actors, to hack us, influence us, destroy stuff through cyber means. Because cyber threat has been understood for a while, it's longstanding, it's a concern.

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.