Here is Eisner’s one-sentence summary of how to halve the homicide rate within three decades: “An effective rule of law, based on legitimate law enforcement, victim protection, swift and fair adjudication, moderate punishment, and humane prisons is critical to sustainable reductions in lethal violence.”

Steven Pinker, Enlightenment now: the case for reason, science, humanism, and progress, New York, 2018, p. 174