 Let us consider both points, beginning with the second. In what sense is the use of coercion a “global and indiscriminate invasion of autonomy”? There is no doubt that sometimes it is. “Depriving a person of opportunities or of the ability to use them is”, as Raz says, “a way of causing him harm”. Again “frustrating [a person’s] pursuit of projects and relationships he has set upon” can cause harm (Raz 1986: 413). Raz alludes to the most common context for the invocation of the harm principle, namely the criminal law. Much behaviour that is criminalized is done under the threat of imprisonment and imprisonment can cut off a very large range of options; or it can reduce them considerably by various forms of disruption or destruction: of family life, deep personal relations, work opportunities, pursuit of valuable outdoor activities, political participation and so on. Richard Lippke distinguishes between the material and the symbolic dimensions of imprisonment. The symbolic dimensions relate to what message the fact of imprisonment conveys to the public and to the prisoner. The material dimensions break down into