The discussions are not created to provide the experience you wish of never being annoyed, never reading anything you don't wish to, or being exposed to Catholicism.

The comment " I wish Civil Comments would automatically remove posts which quote the catechism" is hardly the attitude that will lead to civility.

If A wishes to provide B information, there is not a reason in the world either should have to "go to Catholic Answers".

The individual you portray as "being railroaded out" did not take suggestions that a calmer approach was wise - "Well, you're wrong, and good luck telling me what to do." yesterday.