For me, I learned from my father that when it's over, it's over.

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.

My wandering has led me to the beginning of our journey together. I suppose it's only fitting for me to be here at that journey's end.

And it is always Easter Sunday at the New York City Ballet. It is always coming back to life. Not even coming back to life - it lives in the constant present.

The political system loves the extremes, it doesnt so much show a lot love for the moderates.

Because if the decisions you make about where you invest your blood, sweat, and tears are not consistent with the person you aspire to be, you’ll never become that person.

Not only will America go to your country and kill all your people. But they'll come back 20 years later and make a movie about how killing your people made their soldiers feel sad.

Married couples, may we never forget that when attacks come the grace of the sacrament is eternally stronger than we are.

I was barely in grade school when I helped my mother rearrange the living room furniture for the first time.

Do you know how to tell who the enemy is, Cassie?

Her eyes the glowworm lend thee, The shooting stars attend thee; And the elves also, Whose little eyes glow Like the sparks of fire, befriend thee.

An invention has to make sense in the world it finishes in, not in the world it started.