If everything you do needs to work on a three-year time horizon, then you're competing against a lot of people. But if you're willingto invest on a seven-year time horizon, you're now competing against a fraction of those people... Just by lengthening the time horizon, you can engage in endeavors that you could never otherwise pursue. At Amazon we like things to work in five to seven years. We're willing to plant seeds, let them grow-and we're very stubborn. We say we're stubborn on vision and flexible on details.

No matter what your mission is, have some notion in your head. Forget the model, whether it's government or nonprofit or profit. Ask yourself the more important question: Is my mission improving the world? Are you sure about it? Seek to disconfirm that all the time. And if you can, change your mission.

Everybody loves convenience, everyone wants to save time. But we had built a business called the Supercenter business that was one stop shopping that helped people save time and you had instant gratification because you could walk in the Supercenter and you could get 120,000 SKUs, and they were the best items from around the world.

Ten years ago, we committed to investing in our associates through higher wages, new training opportunities, and changes to our scheduling and education programs. It was a step grounded in the belief that putting people first is always the right thing to do. These investments sparked momentum in our stores that we still see and feel today.

This is a fantastic time to be entering the business world, because business is going to change more in the next 10 years than it has in the last 50.

From a very early age, I also realized I wanted to invent things. So I became really interested in technology and also then, soon after, in business, because I figured that inventing things wasn't any good; you really had to get them out into the world and have people use them to have any effect.