Throughout our holiday, reports from Rio rippled in — last thing at night, first thing in the morning — a regular golden swoosh of heartwarming news. We are only an averagely sporty family, but these Olympics made us all happier. Across the media, there’s been a mild controversy about whether the remarkable achievements of Team GB say anything bigger about Britain — ‘We always punch above our weight’ — or very little; ‘Sport is sport and only sport, and that’s why we like it.’