Leo Varadkar in 2017, the year he told  the Dáil that, having seen children with scoliosis when he was a medical student: ‘I vowed to myself that if I ever had the privilege to hold political office, to be minister for health or taoiseach, I would try to do something about this.’ Photograph: Dara Mac Dónaill

Sometimes words really do fail us. There are truths that can be articulated only in a heart-wrenching sigh. We heard that sound last week on RTÉ radi(...)