Prince Harry has revealed he already ‘can’t imagine life’ without son Archie – but admitted the baby had kept him up last night. The Duke of Sussex, 34, who welcomed son Archie with Meghan last Monday, opened up about life as a new father as he spoke to patients and their families at Oxford Children’s Hospital today. Mother-of-two Ida Scullard, whose three-year-old son Emmett is in remission, revealed the prince had struck up a conversation after seeing she was cradling her 10-month-old daughter. ‘Harry asked me if she [my baby daughter] was over the stormy period as babies are supposed be grumpy for the first 10 weeks,’ Ida said. ‘He said he’s getting used to the baby and how Archie has fitted into family life. He said he just feels part of the family and he can’t imagine life without his son.’ The Duke told another patient how his baby had kept him up last night. Later that afternoon the Duke of Sussex was commended for keeping Princess Diana’s legacy alive as he visited the OXSRAD Disability Sports and Leisure Centre, which his late mother was pictured opening in similar touching pictures dating back to 1989. Caring touch: Prince Harry…