教育的目的应该是教我们如何思考，而不是思考什么——更应该是改善我们的思维，使我们能够独立思考，而不是用别人的思想来填充记忆。

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.

"The best characters feel real enough to step right off the page."