““There were undoubtedly those to whom killing was easy and pleasurable: he had met a few such. Millions had been successfully trained to end others' lives; he, Strike, was one of them. Humans killed opportunistically, for advantage and in defense, discovering in themselves the capacity for bloodshed when no alternative seemed possible; but there were also people who had drawn up short, even under the most intense pressure, unable to press their advantage, to seize the opportunity, to break the final and greatest taboo.””
