Three features mark the Anglo-American system as different from all others. One is the extent to which our law is formed in litigation. Another feature is the way we conduct these cases: we pit antagonists against each other, to cast up from their struggles the material of decisions. A third- and largest in the public consciousness- is the trial by jury.
Aside from the collective gain that comes from that free interchange of ideas, there is a direct personal value for the individual concerned. Each of us should have the right to speak his thoughts and to hear the thoughts of others.
Pornography is in the loin of the beholder.