She turns another page with a flick of her fingers. He is gripping her tighter. ‘You know what it says here?’ she says. ‘That a man used to be able to admit his daughter or wife to an asylum with just a signature from a GP.’ ‘Iris—’ ‘Imagine. You could get rid of your wife if you got fed up with her. You could get shot of your daughter if she wouldn’t do as she was told.’