One thing that advocates of censorship never have to worry about is that their opponents will demand that their crusade be silenced. Ideas cannot be killed. They can only be forced underground where they are no longer subject to open critique.
Censorship of porn and other forms of controversial expression is justified by defining it as having no value. An analog would be the way the violence against Jews and Blacks was justified by defining them as being subhuman.
Porn is an idea and a free country does not outlaw ideas. Eliminating temptation and vice from the world does not build character in people, because the choice not to indulge has been removed from the individual. Men do not learn to respect women by denying them the option of being disrespectful of women. People don’t learn to drink responsibly by being denied access to alcohol and they do not learn love by being denied the option to express hate.
Censorship is not the answer. Philip Pullman, addressing an audience at the Sheldonian Theatre in Oxford, was asked about whether his latest book, The Good Man Jesus and the Scoundrel Christ, was offensive. Here’s his reply: