May I Kill?

Today, we live in a world where we are less exposed to violence than at any other time in history. However, we also know that violence can come knocking on our door at any moment. Preparing for this possibility means more than physical safety; it means being clear with ourselves about the ethics of violence. Can violence be justified? When should we fight? How should we fight? And in situations when things have gone badly, may we kill? These questions are not only for politicians, soldiers,...