I want to tell the vice president and everybody else that when I'm president there will be a controlling legal authority.

I've been an imperfect servant of my country for many years. But I have been her servant first, last and always. And I've never lived a day, in good times or bad, that I didn't thank God for the privilege.

I say to our enemies: We are coming. God may have mercy on you, but we won't

Some urge we do nothing because we can't be certain how bad the (climate) problem might become or they presume the worst effects are most likely to occur in our grandchildren's lifetime. I'm a proud conservative, and I reject that kind of live-for-today, 'me generation,' attitude. It is unworthy of us and incompatible with our reputation as visionaries and problem solvers. Americans have never feared change. We make change work for us.

Bin Laden’s death and the debate over torture.

I think [social media] is fundamentally restructuring the whole nature of information and how it's expressed in America.

He was a superb military officer but he was also an extraordinarily gifted politician. That he was an unusually open, honest and no-nonsense politician did not make him unsuited for the profession, only uncommon. In uniform and in politics Barry's purpose was always the defense of freedom. And nobody before or since managed the task more ably or more colorfully than Barry Goldwater.