There are plenty of examples of people that have changed their sexual preference over their life. Hell there are people that have changed their sex. Is it a biological thing, a mental thing, both perhaps?
Damn near all, if not all Legislation descriminates against someones “choice”, just certain choices are given higher priority by the Constitution.
I choose to own or not own a gun - protected
I choose to use my gun to shoot someone making dumb posts on Pittspeed - not protected