A lot of what he says stings. I know that I have many faults and I can identify some of them- overly critical, controlling, my way is the right way, hypocritical, judgmental.
In what way were you those things ?
Why do you feel the need to control ?
It's easy for one to just throw a blanket on issues and say that they were or weren't this way or that way.
Identifying HOW you were, will lead you to WHY you were.
There a lot of good books on these subjects. Once upon a time, Cadet had a reading list that he would post. I'm not sure how touchy the link police are now. I haven't had much luck in that department. : )
Codependent no more was an eye opener for many of us here.
Another resource, is posting here.
Other posters will take you to task on any issues that may arise...
The archives are filled with valuable information from the people that have walked this path before you....