The dick who the church sent to BBC news couldn't justify anything. All he said was "The Government say they're just extending marriage, whereas they are actually changing it" (paraphrased). This is pretty piss-poor as a justification for their bigotry, because by definition, extension is a change.
If more of us valued food and cheer and song above hoarded gold, it would be a merrier world. - J.R.R Tolkien