John F. Kennedy

Freedom is indivisible, and when one man is enslaved, all are not free. When all are free, then we can look forward to that day when this city will be joined as one, and this country, and this great Continent of Europe, in a peaceful and hopeful globe.

We are not afraid to entrust the American people with unpleasant facts, foreign ideas, alien philosophies, and competitive values. For a nation that is afraid to let its people judge the truth and falsehood in an open market is a nation that is afraid of its people.

We have the power to make this the best generation of mankind in the history of the world - or to make it the last.

We choose to go to the moon, not because it's easy but because it's hard.

When we got into office, the thing that surprised me most was to find that things were just as bad as we'd been saying they were.

I think this is the most extraordinary collection of talent, of human knowledge, that has ever been gathered at the White House, with the possible exception of when Thomas Jefferson dined alone.

The ignorance of one voter in a democracy impairs the security of all.

If we cannot now end our differences, at least we can help make the world safe for diversity.

History will never accept difficulties as an excuse.

Liberty without learning is always in peril and learning without liberty is always in vain.