Many of the traits that make Amazon unusual are now deeply ingrained in the culture. In fact, if I wanted to change them, I couldn't. The cultures are self-reinforcing, and that's a good thing.

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

Cleverness is a gift, kindness is a choice.

Our biggest cost is not power, or servers, or people. It's lack of utilization. It dominates all other costs.

We've got thousands of investors counting on us. And we're a team of thousands of employees all counting on each other. That's fun.

If you're long-term oriented, customer interests and shareholder interests are aligned.

Cleverness is a gift, kindness is a choice. Gifts are easy-they're given after all. Choices can be hard.