Man is still the most extraordinary computer of all.

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 United States has to move very fast to even stand still.

Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity.

All free men, wherever they may live, are citizens of Berlin. And therefore, as a free man, I take pride in the words 'Ich bin ein Berliner!'

A man may die, nations may rise and fall, but an idea lives on.