Time is of the essence. I'm concerned that Iran is trying to stall and to try to buy time.

Iran is obviously part of the -- part of the problem. They sponsor Hezbollah. They encourage a radical brand of Islam.

The greatest obstacle to this future is that your rulers have chosen to deny you liberty and to use your nation's resources to fund terrorism and fuel extremism and pursue nuclear weapons.

Our position is very clear to the Iranians, that, if they want to sit down with American officials, that they first must verifiably suspend their enrichment program.

My country desires peace. Extremists in your midst spread propaganda claiming that the West is engaged in a war against Islam. This propaganda is false, and its purpose is to confuse you and justify acts of terror.

To the people of Iraq, Afghanistan, Lebanon, Syria...

This evening we welcomed the distinguished interim leader of a liberated Afghanistan, Chairman Hamid Karzai.

Imagine a Middle East within Iran with a nuclear weapon threatening free nations.

No, I'm not going to meet with him.

We're trying to clarify law. We're trying to set high standards not ambiguous standards.

We have been on the hunt and we'll stay on the hunt until we bring him to justice.

It's flawed logic. I simply can't accept that. It's unacceptable to think that there's any kind of comparison between the behavior of the United States of America and the action of Islamic extremists.