Restriction of free thought and free speech is the most dangerous of all subversions. It is the one un-American act that could most easily defeat us."
[The One Un-American Act, Speech to the Author's Guild Council in New York, on receiving the 1951 Lauterbach Award (December 3, 1952)]
The right to be let alone is indeed the beginning of all freedom."
[Public Utilities Commission v. Pollak, 343 U.S. 451, 467 (1952) (dissenting)]