you said she left the Catholic Church to join the christian church. You understand that there are people who don't believe that Catholics are Christian, right?
Now, given these facts, I do not think it was so irrational for me to believe you were stating that Catholics aren't christians.
Now, concerning Catholics, there are those who don't believe that an ex-Catholic can be a Christian!
Zoot, Alors!
Half our Bill of Rights was written in direct response to the abuses of Louis XIV who believed in such nonsense.