Strike was a mentally resilient man who’d survived plenty of reverses in his life, not least the loss of part of his right leg. One of the tools of self-discipline he’d forged in youth and honed in the army was a habit of compartmentalisation that rarely failed him, but right now, it wasn’t working. Emotions he didn’t want to feel and memories he generally suppressed were closing in on him, and he, who detested anything that smacked of self-indulgence, travelled back towards Denmark Street brooding so deeply that he barely registered the

