If there really were a wall between church and state in America, marriage would be Checkpoint Charlie, the one the spies and diplomats keep pouring through. So intense is their common interest in the subject that the two sides have to keep an eye on each other because each immediately affects the air the other breathes. If, just to take this year's crisis, either side should start to allow same-sex marriages, the air over both of them would instantly seem fresher to some citizens and quite poisonous to others. Perhaps there should be talks.
Fortunately both sides do seem to speak...