Thompson: "I don't do pledges to anyone except the American people."
McCain: "I'm like Fred. My pledge and my record is ... to the American people."
Paul: Yes, but "you can easily pledge not to raise taxes, but you have to promise to cut spending."
Hunter: "You could have a national emergency."
We want to hear what you think about this article. Submit a letter to the editor or write to firstname.lastname@example.org.