I'm skeptical that the novel will be "re­invented." If you start thinking about a medical textbook or something, then, yes, I think that's ripe for reinvention. You can imagine animations of a beating heart. But I think the novel will thrive in its current form. That doesn't mean that there won't be new narrative inventions as well. But I don't think they'll displace the novel.

If you look at academic studies, you can see that stock prices are most closely correlated with cash flow. It's such a straightforward number. Cash flow is what will drive shareholder returns.

Mediocre theoretical physicists make no progress. They spend all their time understanding other people's progress.

The balance of power is shifting toward consumers and away from companies The right way to respond to this if you are a company is to put the vast majority of your energy, attention and dollars into building a great product or service and put a smaller amount into shouting about it, marketing it.

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.

One of the things that I hope will distinguish Amazon.com is that we continue to be a company that defies easy analogy. This requires a lot of innovation, and innovation requires a lot of random walk.

What's dangerous is not to evolve.