I have a lot of interests in global issues, as you know, humanity, inequity, arms control, and I continue to be active on all these issues.

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.

How can you run for president if you dont know the job description?

The sooner we put Egypt on the right track, the sooner we would be able to have an Egypt that is modern, that is moderate, and that is acting as a beacon for freedom and liberty across the Arab world.

Psychology is as important as substance. If you treat people with respect, they will go out of their way to accommodate you. If you treat them in a patronizing way, they will go out of their way to make your life difficult.

The simple fact is that there is a limited amount of water on the planet, and we cannot afford to be negligent in its use. We cannot keep treating it as if it will never run out.

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.