If the Iranians were to have a nuclear weapon they could proliferate.

Fool me once, shame on - shame on you. Fool me - you can't get fooled again.

Leadership to me means duty, honor, country. It means character, and it means listening from time to time.

Terrorist attacks can shake the foundations of our biggest buildings, but they cannot touch the foundation of America. These acts shatter steel, but they cannot dent the steel of American resolve.

Freedom itself was attacked this morning by a faceless coward, and freedom will be defended.

Our enemies are innovative and resourceful, and so are we. They never stop thinking about new ways to harm our country and our people, and neither do we.

Freedom is not our gift to the world it is God's gift to humanity.

To those of you who received honours, awards and distinctions, I say, well done. And to the C students, I say, you too can be president of the United States.

I do solemnly swear that I will faithfully execute the Office of President of the United States, and will to the best of my Ability, preserve, protect and defend the Constitution of the United States

A dictatorship would be a heck of a lot easier, there's no question about it.

I believe a marriage is between a man and a woman.

Don’t take to heart, any negative criticism. Focus on positive thoughts

[regarding the sacrifice] It was all very professionally done, even to a man whose religion consisted mostly of half formed and unanswered questions, it was strangely reassuring.

If only I had the influence with my wife and children that I have in some other quarters!

I know it's wrong, but I'm weak.

Polka will never die.

I like playing dark, broody types.

Earnestness can ferment into sentimentality.

We killed an innocent girl

I grew up in a socialist country. And I have seen what that does to people. There is no hope, no freedom. No pride in achievement.

I say money has no value; it's just the way you spend it.