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.

My father taught me that you have to stand by your principles.

Iran has the technology to produce the highly enriched uranium, which is not automatically meaning nuclear weapon.

The Nobel Peace Prize is a powerful message. A durable peace is not a single achievement, but an environment, a process and a commitment.

I think one country with nuclear weapons is one country too many.

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

If the world does not change course, we risk self-destruction.