The most important single aspect of software development is to be clear about what you are trying to build.

We are all in the gutter, but some of us are looking at the stars.

Courtesy costs nothing. Lower the toilet seat after use. Let the people in the elevator exit before you enter. Return shopping carts to their designated areas. When you borrow something， return it better shape (filled up， cleaned) than when you got it.

除非我能看到明确的50%收益路径，否则我从不购买任何东西。

我们的遗产将由我们今天如何对待森林来定义。