The only way to do great work is to love what you do.

仅靠技术无法拯救我们；它必须与我们消费和思考能源方式的根本转变相结合。

你不能害怕亏损。那些害怕亏损的人会在这个行业中被淘汰。

In the short run, the market is a voting machine but in the long run, it is a weighing machine.

我不需要融入，我生来就是要与众不同。

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.