Doing nothing in the face of a grave threat to the world is not an option.

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.

What is a flaw but a human mistake, or an ignorance that sees without options?

But life does not consist of words.Life consists of reality.

Men find it more difficult than women to be alone. They function better with someone in their lives. Being married, they are rooted, so they feel safe to go and do what they want to do.

Polls are frequently taken to try to tease out or determine likely directions and trends, but once taken, they belong to the past, requiring that new polls be taken.

Trees are good for contemplation. Plato and Aristotle did their best thinking in the groves of olives and figs around Athens, and Buddha found enlightenment beneath a bo or peepul tree.

It's always weird to eat something that is a pet elsewhere.

A great artist can really enter the logic of any particular mazurka and fully understand the language of Chopin's music.

Happiness? No, it's not there for me.

Is it any wonder somebody like Donald Trump is racing through the presidential primary process?

Few moments in life are more gratifying than those when the arrogant are exposed as the ignorant.