I want to marry two or more women. Certainly I should be allowed to do that before men can marry men.
I’m sure polygamists feel like second-class citizens too. So too for pedophiles, bestialists, polyamorists, incest, necromancers, master-slaves.
Lots of people are discriminated against. They all love each other, so why can’t our smug and self-righteous society worship and tolerate them as normal?
Everything is so simple in the liberal mind.