When Hannah Arendt encountered Adolf Eichmann at his trial in Jerusalem she was struck that he did not seem to posses any of the characteristics normally associated with evil people, like malfeasance, greed, hatred, etc. Instead, his most outstanding quality was his utter thoughtlessness. This raised the question whether there might be a connection between thinking and abstaining from evil doing, which she explored in her last book The Life of the Mind. If there is indeed such a connection, there may be a class of people who might be led to abstain from evil doing if they can be persuaded...