I shall not today attempt further to define the kinds of material but I know it when I see it.
Potter StewartThe Court today holds the Congress may say that some of the poor are too poor even to go bankrupt. I cannot agree.
Potter StewartThe right to defy an unconstitutional statute is basic in our scheme. Even when an ordinance requires a permit to make a speech, to deliver a sermon, to picket, to parade, or to assemble, it need not be honored when it's invalid on its face.
Potter Stewart