Question: "What about Jehovah's Witnesses? Do you accept and celebrate human diversity for 'other sheep', Gentiles, homosexuals, transgenders, thieves, prostitutes, etc?"
that line of reasoning was almost a bait and switch. Jesus accepted these ones and forgave them IF they repented. He never "celebrated" their wrongdoing. JW's will accept these people if they repent and align with their own teachings.
I am not saying JW's are right about everything, but attacking the JW's for not "celebrating" or accepting these types of people and equivocating this to Christ's forgiveness of such ones are two different things.
I have to admit, considering the game you played that elder did quite well. Better than most would have