This thesis explores the concept of dirty hands in democracies. It argues that dirty hands are instances of moral conflicts in which some of our core moral values and commitments clash. Accepting the existence of such a clash, contrary to what some critics have argued, does not have to be irrational and we can make sense of this phenomenon irrespective of the wider beliefs about the nature of rational moral judgement that we hold. The thesis goes on to defend the view that getting one’s hands dirty results in a moral remainder that can best be described as “tragic-remorse”. Experiencing this emotional response, it is argued, fulfils important functions because it helps the agent understand what is morally required in the situation, ensures ...