It's going to be the year of the sharp elbow and the quick tongue.

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 become a prisoner of your own reality, set yourself free by creating a life worth living.

A single thought, he considered, could do all sorts of harm. Harm to what, he wasn't sure, but he identified it as harm.

The future you build for yourself is only as limited as your imagination and a undisciplined goal orientated mind.

Abel has left mathematicians something to keep them busy for five hundred years.

My teachers [ had the most impact in my life]. Of course, my father and grandfather, but after my family, my teachers.

Some one has said of a fine and honorable old age, that it was the childhood of immortality.

Elegance thrives on exclusion.

Style offers concrete rules you can follow. You can use it as a resource rather than a barrier to feeling good about yourself.

A great library is one nobody notices because it is always there, and always has what people need.

I have always kept ducks, even as a child, and the colours of their plumage, in particular the dark green and snow white, seemed to me the only possible answer to the questions that are on my mind.