I feel relieved that we discovered that Iraq did not have nuclear weapons.

You will not really have durable peace without a proper security structure in the Middle East.

The Muslim Brotherhood is a religiously conservative group. They are a minority in Egypt. They are not a majority of the Egyptian people, but they have a lot of credibility because all the other liberal parties have been smothered for 30 years.

When you have half of Caironese in slums, when you don't have clean water, when you don't have a sewer system, when you don't have electricity, and on top of that you live under one of the most repressive regimes right now... Well, put all that together, and it's a ticking bomb. It's not of a question of threat; it is question of looking around at the present environment and making a rational prognosis.

People talk about smart sanctions and crippling sanctions. Ive never seen smart sanctions, and crippling sanctions cripple everyone, including innocent civilians, and make the government more popular.

Once in a while, I have to pinch myself to remind myself I am Nobel laureate, but that is not part of my work plan every day.

We still live in a world where if you have nuclear weapons, you are buying power; you are buying insurance against attack.