The most powerful tool in business is trust.

We're not in the junk business. We're not in the business of making a lot of products. We're in the business of making great products.

The mathematics of the universe is written in the language of geometry.

I don't believe in perfection. I think that's a very dangerous idea. It's a very unattainable idea.

"The city is a character in itself, with its own moods and mysteries."