Completely unexpected, as ever at this time of year, winter has hit what used to be part of the frozen north. For the first time in many years there is deep snow on the ground, the air is freezing cold, and winter woollies have regained their rightful place as a fashion statement. The news media have been quick to highlight the impending chaos as transport connections fail, bus, tram and train lines are cancelled, and the streets fall into an eerie silence. Only the chaos is missing. The human – of whatever sub-species we might claim to be – is reasonably adaptable, given the right warnings and personal balance. Most…