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

There are plenty of meetings, receptions, dinners, and so if you are [at the U.N.] any length of time, and I was there for four and a half years, you formed pretty significant relationships with people from all over the world. And that's important to the work you do. If you're trying to rally the General Assembly to vote for something that matters to the United States, those personal relationships count.

Peace, prosperity, and democracy cannot endure if imposed from the outside. We should cease to make false distinctions between peacekeeping and prevention; they are in fact inextricably linked.

Can I be blunt? Yes. Can I be diplomatic? Yes. Can I concoct a mixture of vinegar and honey when the circumstances warrant? Yes.

All of us as citizens have to be consumers and judges.

South Africa's increasingly, for example, the largest foreign investor in various other parts of Africa.

Focus on something that stirs your soul, it's hard to excel at anything that you don't love.