That's important when you are running an organization so that the people who work with you know what you believe in and know those beliefs won't change.

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.

As soon as someone dies, frenzied construction of the future (shifting furniture, etc.): futuromania.

Radiate a Smile with a Happy Face, and you make everyone Happy, Make a sad faceand you Scare everyone !

I do not have much liking for the too famous existential philosophy, and, to tell the truth, I think its conclusions false.

Unless you have courage, a courage that keeps you going, always going, no matter what happens, there is no certainty of success. It is really an endurance race.

The more you write, the faster you'll write, and the less you'll mind throwing stuff out.

The role of a comedian is to make the audience laugh, at a minimum of once every fifteen seconds.

I never really found out what love was.

My feelings about my mortality are less selfish than they used to be. I used to affect a cavalier attitude to death; now I see it from my son's perspective.

I don't want to sound pretentious, but you could hire a bunch of monkeys to be on a TV show, and if it's successful, then everything's perfect and everybody's happy.

We had pathetically simple dreams: to do meaningful work that we could be proud of, to be together, and to be happy.