‘Honestly, I know it sounds melodramatic, but it was the worst part of my day.’ My friend, Rebecca, raises a wry smile. ‘It seems ridiculous in retrospect, but I genuinely dreaded it. You think you’ve left all that stuff behind when you become an adult. And then you realise you have to go through it all again.’ Rebecca isn’t talking about some deep-seated childhood trauma. She’s referring to the school run.