[eldude]

One is a passive granting of rights for a purpose, the other is an active taking away of rights based on faulty reasoning.

Offering a conducive environment will always necessarily benefit others. If it didn't it'd simply be called a reward. Gay marriage proponents obviously call these assumptions into question, but unfortunately offer a worse alternative.

While there may be reasoning to support limiting marriage perks to those who procreate, that only hurts their argument that those benefits should instead be extended to gays who are least worth incentivizing.

There is no more infertile a couple than one that lacks the ability based not on imperfections, but upon their intrinsic biology.