Every working mother struggles with the BlackBerry, knowing the boss can call.

We know that often holding those who have carried out mass atrocities accountable is at times our best tool to prevent future atrocities.

Historical hypocrites have themselves carried out the very human rights abuses that they suddenly decide warrant intervention elsewhere.

I think about Syria when I go to bed at night.

From Richard Holbrooke - and I miss him every day - I learned two things. One, prioritization: Never take your eye off the longer-term reforms. The other thing is, he was a hell of a schmoozer! So I should take advantage of my Irish love of beer and gift of the gab, and build relationships. That's a cherished part of the job, asking someone, "How did you get to be the Rwandan ambassador?" I try to take advantage of the fact that I hope to be here at least until the president's term ends getting to know my colleagues.

When I wake up in the morning, I think about Syria.

There is a convergence of crises that makes it challenging to keep the world's attention.