I am not a lover of NAMBLA, children are not adults.
Beastiality, I reject it because an animal is not human.
Adultry is none of my business.
You have offered no example that wasn't offered years ago in the interracial marriage debate, remember it was illegal for centuries.
sex with prepubescents, animals and adultury have nothing to do with two adults entering into a contract.
Don't forget polygamy and arranged marriage was once a norm, do you support polygamy and arranged marriages?
Interracial marriage is a red herring. There has always been interracial marriage. I suspect nineteenth and early twentieth century America is one of the few places it has been illegal. Where has gay marriage ever been the norm?