This will not be a campaign of half measures, and we will accept no outcome except victory.

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.

There are three ages of man: youth middle age and "Gee you look good."

Ring out old shapes of foul disease, Ring out the narrowing lust of gold; Ring out the thousand wars of old, Ring in the thousand years of peace.

The first time I ever saw your face, I thought the sun rose in your eyes and the moon and the stars were the gifts you gave to the dark and empty sky, my love.

I'm a happy camper because by doing this I have an opportunity to be on the cutting edge of research.

When the words of prophets seem repetitive, that should rivet our attention.

Let him who has granted a favour speak not of it; let him who has received one, proclaim it.

The best wine is the oldest, the best water the newest.

Technical know-how of the experts must be transformed into practical do-how of the people.

When one is writing a letter, he should think that the recipient will make it into a hanging scroll.