“There isn’t anything I can tell you that you don’t already know,” Melly answered.“Yes, but if we already know it then you’re not telling us anything new,” Bea said, thinking her way through the carriages of fear on the witch’s train of thought, “and if we don’t tell you what we know and what we don’t know, then you won’t know if you’ve actually told us something we don’t know, and what you don’t know we don’t know won’t hurt you.”Melly stared at Bea, her cigarette hanging from her lip in defeat.“Did that make sense?” Joan asked.“Yes,” Melly said slowly, “but it probably shouldn’t have done.”