Last Saturday I left home a mother and made a journey of just over four hours to visit my daughter and look after her home while she was in hospital. The train journey was chilly and the landscape covered by a blanket of snow, with the constant worry that at some point the train might not be able to go any further, so it was a relief to alight at London’s King’s Cross Station and descend into the tunnels of the Underground and the warmth of a crowded carriage. After a change of line and another over-ground train, I arrived in Surrey, where there was no snow at all. It was a difficult start to the week but finally, on a warmer sunny day, my grandson was brought into the world with the first breaths of spring and crocuses blooming in next-door’s garden. This Saturday I returned home a very…