I stood there, banana in hand, thinking about how much I was going to enjoy this, smiling as I approached her. But before I could do anything her phone rang. ‘Ignore it,’ I told her. She waited until it stopped ringing. As I went to her side, the phone rang again. She rolled over and looked at the screen. ‘It’s my sister. She only phones me when she has to. Sorry.’ She put the phone to her ear and I watched as the colour...