It plays right into the hands of ISIS. And that's why Americans need to know that Donald Trump's words are being used in recruitment videos that ISIS is putting out. I think that is a very serious problem.

When Colin Powell showed up as Secretary of State in 2001, most State Department employees still didn't even have computers on their desks. When I got there they were not mostly permitted to have handheld devices. I mean, so you're thinking how do we operate in this new environment dominated by technology, globalizing forces? We have to change, and I can't expect people to change if I don't try to model it and lead it.

Despite our best efforts and our highest hopes, America's long struggle with race is far from finished.

A man you can bait with a Tweet is not a man we can trust with nuclear weapons.

Wealthy women have rights in every country. And poor women don't.

We finally are where we need to be. We have a strategy and a commitment to go after ISIS.

I don't want [to work] people who agree with me. I want honest, spirited, hard-working, patriotic people who want to be part of a team, the American team.