A central principle of a just society is that every person has an equal right to "life, liberty, and the pursuit of happiness." Within that framework, an argument for capital punishment can be formulated along the following lines: some acts are so vile and so destructive of community that they invalidate the right of the perpetrator to membership and even to life. A community founded on moral principles has certain requirements. The right to belong to a community is not unconditional. The privilege of living and pursuing the good life in socie ....