Share the load - without being asked

Have you ever committed the worst social blunder in the Anglosphere? Worse than trying to sell a diesel generator to Sian Berry MP. Or running a Liz Truss gift stall at a Labour Party conference. There you are, using all the most tortuous phrases the English language can muster – would it be possible if, would you mind if I – when you forget, just as you’re crossing the line, to say please or thank you. I’ve been guilty of upsetting bar staff in Wetherspoon’s. Do you thank the bus driv