The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
写作是一种乐观的行为。如果你觉得它不重要，你就不会费心去做。
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.
学习必须是为了切实提升自己，这样才能安静专一，智慧日渐增长。
写作是重新获得自己身份的一种方式。