'Well, that Mobb could've burnt the Pope anywhere, couldn't they? But they chose here. Why here? Couldn't've chosen a more dangerous place, what with Grenadiers so near to hand. Well, the answer of course is that they wished to send a message to the Duke of York . . . to wit, that if he doesn't renounce his Papist ways, next time they'll be burning him in effigy – if not in person.'