"True art always walks the line between perfection and imperfection."

信息消耗的东西相当明显：它消耗接收者的注意力。因此，信息的丰富导致注意力的贫乏。

如果数据不能证明索引获胜，那么数据是错误的。

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.