Perhaps surprisingly, in these secular times, Radio 4 keeps up its annual (and very Reithian) tradition of holding a series of esoteric talks about faith and belief to mark the Christian season of Lent, those 40 days of preparation and penitence leading up to the events of Holy Week. In the first of this year’s Lent Talks (produced by Christine Morgan), the psychotherapist Anouchka Grose talked about the role of the unconscious in our behaviour and the peculiar tendency of human beings to repeat experiences they claim not to enjoy.