Nothing wrong with believing in whatever you want or in a combination of things that you piece together. You are right that there is nothing wrong in that. But I don’t see any need in labeling it to be specific religion when it is actually something pieced together or your personal belief. He would be wrong telling you not to believe in whatever you want but he isn’t wrong in telling you that you can’t really call it Christianity.

Good for not sleeping with him. Not because he is a wrong candidate, but because timing is off