This week on The Verb, Ian McMillan and his guests are searching their hearts to explore writing about couples and relationships and the secrets its language might reveal. With Tessa Hadley on her new novel 'Free Love', poet Rommi Smith on writing the stories of people and places across time, inspired by images found in an overlooked photo archive, comedian Isy Suttie and Alex Hyde, whose debut novel follows the overlapping lives of two women called Violet.