"The speech we love needs no protection. The speech we hate does. The government has no authority to evaluate speech. As the framers understood, all persons have a natural right to think as we wish and to say and publish whatever we think. Even hateful, hurtful and harmful speech is protected speech. ...

"Punishing speech is the most dangerous business because there will be no end to it. The remedy for hateful or threatening speech is not silence or punishments; it is more speech -- speech that challenges the speaker."