We've done price elasticity studies, and the answer is always that we should raise prices. We don't do that, because we believe -- and we have to take this as an article of faith -- that by keeping our prices very, very low, we earn trust with customers over time, and that that actually does maximize free cash flow over the long term.

I try to spend my time on areas that I think are important for the future, and where I think I can add value.

One of the things it was obvious you could do with an online store is have a much more complete selection.

Determine what your customers need, and work backwards.

... if it's not your style to stretch and go the extra mile to make sure our customer experience is great, you're going to have an allergic reaction to this company. You probably won't stay. If you do try and stay, but can't adapt to the culture then it will reject you like a virus from a healthy immune system.

If you decide that you're going to do only the things you know are going to work, you're going to leave a lot of opportunity on the table.

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.