The three most important things in retail are location, location, location. The three most important things for our consumer business are technology, technology, technology.

Things never go smoothly.

If you invent frequently and are willing to fail, then you never get to that point where you really need to bet the whole company.

Lowering prices is easy. Being able to afford to lower prices is hard.

Any business plan won't survive its first encounter with reality. The reality will always be different. It will never be the plan.

The thing about inventing is you have to be both stubborn and flexible. The hard part is figuring out when to be which.

Obsess about customers, not competitors.