写作就是重写——魔法发生在编辑中。

Every challenge in mining is an opportunity to innovate.

The essence of strategy is choosing what not to do.

Transparency is not just a physical quality, it's a social and political one.

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.

大脑在我们二十多岁时仍在形成，这意味着它更容易接受变化。