For a cause that has been dealt a lot of setbacks, I’ll give local opponents of same-sex marriage this much — they’re fired up and optimistic that somehow, they’ll win in the end.

NOM’s Brian Brown. Wait, what? After being handed yet another defeat this week in the form of a 5-4 decision backing the District’s decision not to allow a referendum on marriage equality, opponents of same-sex marriage aren’t admitting defeat — they’re claiming that getting defeated was all part of the plan. In a statement released yesterday, the National Organization for Marriage — on tour now! — argued that while they’ve lost every battle along…