艺术的功能是使不可见的东西变得可见。

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 future of liberal democracy depends on its ability to reform itself and address the legitimate grievances of those who feel left behind by globalization and technological change.