Censorship laws are blunt instruments, not sharp scalpels. Once enacted, they are easily misapplied to merely unpopular or only marginally dangerous speech.

I read in the newspaper that the Catholic Church finally decided that it had been theologically improper to try to convert the Jews. Whoops! Sorry for all those inquisitions, crusades, and autos-da-fe. Previous popes were wrong - infallible, perhaps, but wrong.

A library is a place where you learn what teachers were afraid to teach you.

The law is agnostic about truth.

If you're a prosecutor, and you believe the defendant is guilty, you only talk about ultimate truth, but not intermediate truth. If you're the defense attorney, you care deeply about intermediate truth, but you tend to neglect ultimate truth.

Rights are not self-evident. They're not unalienable. They are subject to modification just like anything else.

Scientists search for truth. Philosophers search for morality. A criminal trial searches for only one result: proof beyond a reasonable doubt.