I divide the world into three Classes - The few who make things happen, the many who watch things happen, the overwhelming majority who have no notion of what happens.

The world is divided into three kinds of people: A very small group that makes things happen; a somewhat larger group that watches things happen; and a great multitude that never knows what has happened.

The fifth freedom, the Freedom of Individual Enterprise, is the keystone of the arch on which the other Four Freedoms rest. This is what freedom means.

Modern mathematics, that most astounding of intellectual creations, has projected the mind's eye through infinite time and the mind's hand into boundless space.

Those people who think only of themselves, are hopelessly uneducated. They are not educated, no matter how instructed they may be.

The forty-four-hour week has no charm for me. I'm looking for a forty-hour day.

Optimism is the foundation of courage.