When we make a pledge, we mean it. We keep our word, and what we begin, we will finish.

Some of the scientists, I believe, haven't they been changing their opinion a little bit on global warming? There's a lot of differing opinions and before we react I think it's best to have the full accounting, full understanding of what's taking place.

We cannot let terrorists hold this nation hostile or hold our allies hostile.

For decades, free nations tolerated oppression in the Middle East for the sake of stability. In practice, this approach brought little stability and much oppression, so I have changed this policy.

I think the key anecdote in the book is when Colin [Powell] and I were discussing Iraq. Colin was upstairs in the Treaty Room, in the residence. And he talks about his concerns about the use of military in Iraq. And I said I felt the same concerns, but it might be that we have to use it. In which case, he said, "I support you."

If you're a single mother with two children, which is the toughest job in America as far as I'm concerned, and you're working hard to put food on your family.

Imagine a world in which you had Saddam Hussein, who had the capacity to make a weapon of mass destruction, who was paying suiciders to kill innocent life. Imagine what the world would be like with him in power. The idea is to try to help change the Middle East. Part of the reason we went into Iraq was we thought he had weapons of mass destruction. It turns out he didn't, but he had the capacity to make weapons of mass destruction.