The future is better than the past. Despite the crepe hangers, romanticists, and anti-intellectuals, the world steadily grows better because the human mind, applying itself to environment, makes it better. With hands ... with tools ... with horse sense and science and engineering.

I believe in - I am proud to belong to - the United States.

I'll give you an exact definition. When the happiness of another person becomes as essential to yourself as your own, then the state of love exists.

Figure out for yourself what you want to be really good at, know that you'll never really satisfy yourself that you've made it, and accept that that's okay.

The mind's ability to rationalize it's own shortcomings is unlimited; I am no exception.

A community where everyone is a ruthless murderer, with handy access to death-dealing devices, is a very polite community.

Liberty is never unalienable; it must be redeemed regularly with the blood of patriots or it always vanishes. Of all the so-called natural human rights that have ever been invented, liberty is least likely to be cheap and is never free of cost.