安康客；好！你在安康做了几年客，现在安知网就莫再做客了。

象水墨说的那样坐下来喝杯茶！写点文章，大家欣赏一回怎样？

 

The more you learn, the more you know, The more you know, the more you forget. The more you forget, the less you know. So why bother to learn.