If you're trying to get something done, there will always be people who don't want to see you get something done, or who have a stake in the status quo. And if they approach that through ad hominem criticism of you, you've got to have enough confidence and thickness of skin to be able to endure.

Iran's arms exports to the murderous Assad regime in Syria are of particular concern. As the Panel of Experts has concluded, Syria is now the central party to illicit Iranian arms transfers.

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.

President Obama is an extraordinary person to work with and for.

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.

Syria is a civil war. Syria began as a popular uprising, just like the other experiences in the Arab Spring, with a repressive government that responded by basically killing the protesters. It's not a genocide, it's a war, and there's a difference. Genocide is a preplanned attack on people because of who they are. This is a interstate conflict.

There was a hateful video that was disseminated on the Internet. It had nothing to do with the United States government, and it's one that we find disgusting and reprehensible. It's been offensive to many, many people around the world. That sparked violence in various parts of the world, including violence directed against Western facilities including our embassies and consulates.