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.
当你想要放弃的时候，想想你当初为什么坚持了这么久。
可持续性不是一种趋势，而是我们为后代共同承担的责任。
通往成功的道路总是在建设中。
Deep learning is a superpower. With it, you can make a computer see, hear, and learn.
能源转型不仅仅是更换燃料；它关乎整个经济和社会的转型。