"No State shall make or enforce any law which shall abridge the privileges or immunities of citizens of the United States; nor shall any State deprive any person of life, liberty, or property, without due process of law; nor deny to any person within its jurisdiction the equal protection of the laws."
Given that marriage is a law, and we are now talking about equal application of that law within the states, I think that is a better place to begin. I seriously doubt that any of the founding fathers would have supported the 14th amendment. So why do you think the vision of the founding fathers is even relevant to this discussion?
Btw... I never said "most", though I will concede that if someone polled all fundamental Christians, the poll would probably NOT show those folks in favor of SSM. Of course that particular poll would have no meaning in this discussion.
"Never fear. Him is here" - Captain Chaos (Dom DeLuise), Cannonball Run
Mace Windu: Then our worst fears have been realized. We must move quickly if the Jedi Order is to survive.