Not an afterthought – much here should be in the forethought of our dialogue. You are reading this in 2019 or possibly later. You are looking forward to the days getting longer and the sun warmer. For me, sitting here, the days are growing darker, the winter is just starting to bite and I am in sombre mood. I realise that it is not my job to be sombre but, since as I write it is the still November, perhaps you will forgive me. The Armistice centenary commemorations have just completed and have left those of us still in 2018 in a contemplative frame of mind: there was another entire generation…