1. Deutsch claims that while religious liberty is juridical, freedom of thought is "purely metaphysical;Eberhard P Cf;Georgetown Law Journal,1940
2. The Puzzle of Brandeis, Privacy, and Speech;Neil M Richards;Vanderbilt Law Review,2010
3. Freedom of Thought as Freedom of Expression: Hate Crime Sentencing Enhancement and First Amendment Theory;Martin H Cf;Criminal Justice Ethics,1992