The thing is, even though no one else trusted my decision, I prayed about it daily for our entire relationship. Earlier I mentioned "Even if the church believes a bunch of crazy nonsense, and she believes it too, I still really like her and would like to see whether we can have some good intellectual conversations about this stuff. Response to your edit: Do NOT bring up or mention anything that could be considered "anti Mormon.
I wish you the best. I wish I could reach out to this girl and tell her not to pass up an awesome guy.