First of all, I don't see America having problems.

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 is no medicine or other intervention that appears to be nearly as effective as exercise in maintaining or even bumping up a person's cognitive abilities.

That men do not learn very much from the lessons of history is the most important of all the lessons that History has to teach.

And above all things, never think that you're not good enough yourself. A man should never think that. My belief is that in life people will take you at your own reckoning.

Justin Bieber and I are going to get married some day. I also like Tom Cruise. He's very classy.

Inevitably the party trying to resolve a matter had to contend with the party most willing to exploit it.

I look for the words, Professor. I look for the words because I believe that the words is the way to your heart.

Saving Private Ryan was probably the illest, sickest movie I've ever watched, and I didn't see anybody criticizing that one for violence.

Once you read, you will be free forever.

If you're not careful, the newspapers will have you hating the people who are being oppressed, and loving the people who are doing the oppressing.

Be with those who help your being. Don't sit with indifferent people, whose breath comes cold out of their mouths.