A man's wife dies. What next? The next day is next, and the next, and so on. He smothers his sorrow and gets on with the days. He's a Stoic. Tranquillity is the goal, but his brain won't rest. As a neuropsychologist he has spent a career trying to fathom the human brain but now, he comes to realize, his brain is struggling to make sense of him - probing, doubting, reconstructing.