We kid ourselves if we think that the ratio of procedure to data in an active data-base system can be made arbitrarily small or even kept small.

抽象不仅仅是隐藏细节；它是关于创建问题域的清晰简洁的模型。

"The truth is, we are all just trying to figure out how to live."

人不能在他的历史中表现出他自己，他在历史中奋斗着露出头角。