If debugging is the process of removing software bugs, then programming must be the process of putting them in.

The study of mental processes requires both experimental and comparative methods.

软件开发中最重要的一个方面是明确你要构建什么。

释义：与心意相投的朋友在一起，心里不会感到厌倦；与理解你的人交谈，会有说不完的话。