I feel that if a law needs to be involved at all, and government is involved, whether for the affirmative or negative, the battle is already lost, and the secularists have won - because we are saying that government shall set the bounds of religious behavior.
Bingo!
Some people call me pro-homosexual when I say that the real front isn't in law and therefore consider [federal] marriage laws to be a mistake.
(The real problem is Sin, and the real solution to that problem is Jesus.)