Challenging the integrity of the non-proliferation regime is a matter which can affect international peace and security.

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.

The globalization that has swept away the barriers to the movement of goods, ideas and people has also swept with it barriers that confined and localized security threats.

Almost all of the liberal and Christian members of the constitutional commission have withdrawn, because we all fear that the Muslim Brotherhood will pass a document with Islamist undertones that marginalizes the rights of women and religious minorities. Who sits in this group? One person, who wants to ban music, because it's allegedly against Sharia law; another, who denies the Holocaust; another, who openly condemns democracy.

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

All I know is, I think I would like to continue to do public service.