It is always at bedtime that the horror of Gaza hits Naila Khan. “You know the images of those Palestinian parents, where they’re rocking their dead child?” she asks me, from Manchester. “Every evening when I’m rocking my child, all I can imagine is those mothers holding their children and I think to myself: my child is breathing, is alive, is healthy, safe, has got shelter. We’re not being bombed.” Khan is a mother of four and, like many parents, she is struggling to process this war and the horrific impact on the children of Gaza. The death toll is...