American foreign policy must be more than the management of crisis. It must have a great and guiding goal: to turn this time of American influence into generations of democratic peace.

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 let anything be too much for you

Film is one of the three universal languages, the other two: mathematics and music.

I was not influenced by Jack Benny, and people have remarked on my timing and Jack's timing, but I don't think you can teach timing. It's something you hear in your head.

There isn't a sharp line dividing humans from the rest of the animal kingdom. All the time, we find animals doing things that, in our arrogance, we thought were just human.

The stock market is a giant distraction to the business of investing.

You want sweet dreams, lose the attitude and you might find I'll give you reason to have them.

Acting is the least mysterious of all crafts. Whenever we want something from somebody or when we want to hide something or pretend, we're acting. Most people do it all day long.

What is it about business that makes us laugh - when things go wrong, which they do all the time (why, I still wish I knew) then we need to laugh.

I haven't stopped working hard since I was 15.

Far from the world I walk, and from all care.