"The way this war was conducted, what happened, I do regret it. I think there were other avenues. It made me realize that getting rid of Saddam could have happened without this kind of war, without these kinds of casualties. They just went in and destroyed the country. What I said in September 2002, I really did change my opinion. There's nothing wrong with saying that."
Later, in the quiet of his office, he tells me that his regret began to mount as Operation Iraqi Freedom drew to a close.
I ask him why.
He's rarely caught without a ready answer, and there's a moment in which he stumbles for words as he tries to explain his sudden change of heart.
"Things were churning a lot faster than a lot of us could handle," he says finally. "I had a chance to inform the public more than I could have -- that's my biggest regret.
"And I was a lot more optimistic about how the war would turn out. I didn't expect so much devastation and carnage. But you don't realize [the devastation] until it has started."
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