how to see good bye.

http://www.cnblogs.com/DBFocus/archive/2011/09/04/2166584.html 博客园的数据库设计系列，很好，看很多遍。以后会慢慢你添加。

You may love the wrong person, cry for the wrong reason. But one thing is sure, mistakes help us find the right person.Be yourself，don't change for anyone．If they don't like you at your worst，then t