Yes, indeed, after several days’ trial to prove the proposition beyond doubt, life does continue after ninety-one. And it seems to go well enough, despite the limitations of being more or less housebound, and under the narrow-minded prescription of a deeply unloved walking-frame. This, in case you don’t know, is an externally-worn supplementary skeleton of the human body, from the waist down, crafted mainly from stainless steel and plastics. Since it has no visible head, science is still working on the problem of where it generates its unmistakable impulses of spite, at suburban street corners and gutters, or at any…