My sister shared some sad news with me a couple of weeks ago. Her ex-partner and also the father of her daughter—my niece—has just been diagnosed with pancreatic cancer. It’s spread and he’s been told has six months to live. She is deeply saddened by this news, and I felt for her, not least because I admire my sister and her relationship with her ex. Despite splitting more than 15 years ago in less than ideal circumstances, she has fought to maintain the connection with him because of her daughter. They live in different parts of Australia: he’s in far