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 willing to invest on a seven-year time horizon, you’re now competing against a fraction of those people, because very few companies are willing to do that. Just by lengthening the time horizon, you can engage in endeavours 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.

But there's still so much you can do with technology to improve the customer experience. And that's the sense in which I believe it's still Day One, and that it's early in the day. If anything, the rate of change is accelerating.

Good ideas will always get funded, so that's not going to be a problem. But you will see that it will be harder and harder for bad ideas to get funded.

There's so much stuff that has yet to be invented. There's so much new that's going to happen. People don't have any idea yet how impactful the internet is going to be and that this is still Day 1 in such a big way.

Everything you are comes from your choices.

It’s very important for entrepreneurs to be realistic. So if you believe on that first day while you’re writing the business plan that there’s a 70 percent chance that the whole thing will fail, then that kind of relieves the pressure of self-doubt.

It's perfectly healthy-encouraged, even- to have an idea tomorrow that contradicted your idea today