Exceed your customers' expectations. If you do, they'll come back over and over. Give them what they want — and a little more.
超越顾客的期望。如果你这样做，他们会一次又一次地回来。给他们想要的——再多一点。
The ideas of economists and political philosophers， both when they are right and when they are wrong， are more powerful than is commonly understood. Indeed the world is ruled by little else. Practical men， who believe themselves to be quite exempt from any intellectual influence， are usually the slaves of some defunct economist.
创新不在于技术，而在于思维方式。
Coal built this country, and coal will keep it strong.
States are rational actors, and they will always act in their own self-interest.