Yesterday morning, my daughter Sophie approached me with her arms outstretched. “Can I have a hug, please, Mum?” “Oh no, no!” I said backing away. “It’s far too hot to hug.” “You have to hug us, Mum,” said Gemma-Rose with a grin. “That’s what mothers do. They always have to be available to hug their children.” Yes, sometimes mothers have…