"Nothing," Jamie says, and concentrates very hard for a moment on dividing the roll into three equal pieces and sharing it out.

Once this is finished, he looks up again and says, in his most competent and in-charge manner, "It's bothering me the way we look. We're too noticeable. We really must get Joris something else to wear at least. Your clothes will do, Helen. I'd be all right if I had darker trousers, but Joris is the one who's urgent. Nobody here wears white all over."