In the comments, someone asked for a post about how to criticize.
在回复中，有人请求发篇关于如何批评的帖子。
As Lee in our comments said, "someone thats invested their time to sign up for a service will spend more than two seconds finding out how to log in."
Lee的评论说，“一个花了时间注册一项服务的用户是会花一些时间去弄明白怎么登陆的。”
This may seem tedious and a bit of overkill for such a small function, but the value of the comments to a novice shell scripter or someone just looking at the function can be invaluable.
对于这么小的函数，这似乎太麻烦了，甚至有点过分，但是对于 shell 脚本编程新手和阅读这个函数的人员而言，注释是非常有价值的。
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