If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

We are stubborn on vision. We are flexible on details.

The world is littered with corpses that predicted technology in a particular arena was done. If there's another gigantic step change out there, we don't yet know what it is.

When [competitors are] in the shower in the morning, they're thinking about how they're going to get ahead of one of their top competitors. Here in the shower, we're thinking about how we are going to invent something on behalf of a customer.

Be proud of your choices, not your gifts.

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

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