Demonstrate to the world there is "No Better Friend, No Worse Enemy" than a U.S. Marine.

There is nothing better than getting shot at and missed. It's really great.

It is mostly a matter of wills. Whose will is going to break first? Ours or the enemy's?

There are some people who think you have to hate them in order to shoot them. I don't think you do. It's just business.

Yousef Aid Ahmed has memorized the places where his four brothers' bodies laid after they were killed by US marines, he said. The family recounts that November day in 2005 and says it was a massacre of the brothers, along with 20 other people, following a roadside bomb in Haditha.

Treachery has existed as long as there's been warfare, and there's always been a few people that you couldn't trust.

We face now an era where we're going to be fighting the terrorist threat. I mean, that's simply a reality we are going to have to address that one.