In America we can say what we think, and even if we can't think, we can say it anyhow.

The difference between intelligence and an education is this: that intelligence will make a good living for you, but education won't do much for you at all.

All human development, no matter what form it takes, must be outside the rules; otherwise we would never have anything new.

We have a lot of people revolutionizing the world because they've never had to present a working model.

The simplest way to assure sales is to keep changing the product the market for new things is indefinitely elastic. One of the fundamental purposes of advertising, styling, and research is to foster a healthy dissatisfaction.

Don't be afraid to stumble. Any inventor will tell you that you don't follow a plan far before you strike a snag. If, out of 100 ideas you get one that works, it's enough.

One fails forward toward success.