Thus, if the First Amendment guarantee of freedom of speech and press is to mean anything in this field, it must allow protests even against the moral code that the standard of the day sets for the community. In other words, literature should not be suppressed merely because it offends the moral code of the censor.

William O. Douglas (1898-1980) US Supreme Court justice (1939-75)

Roth v. United States, 354 U.S. 476, 513, dissenting opinion (1957)
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