I don't rap for the sake of rapping. I rap to make people think.

软件开发中最重要的一个方面是明确你试图构建什么。

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.

The worst pain a man can suffer is to have insight into much and power over nothing.