(live and let live) in other words, presumably, not evangelising and indoctrinating people,

In whose other words? Are you that stupid? No you can't be. Someone has given you access to a computer.

You can't practice "live and let live with your children" You can't be that much of a moron. You have to be playing the Monty Python argument game!

The conflation my dear man was with living privately and "loud mouthed bishops"

More Pythonesque humour I presume?