Changes

{{cquote|The best test of truth is the power of the thought to get itself accepted in the competition of the market, and that truth is the only ground upon which their wishes safely can be carried out. That at any rate is the theory of our Constitution. It is an experiment, as all life is an experiment. Every year if not every day we have to wager our salvation upon some prophecy based upon imperfect knowledge. While that experiment is part of our system I think that we should be eternally vigilant against attempts to check the expression of opinions that we loathe and believe to be fraught with death, unless they so imminently threaten immediate interference with the lawful and pressing purposes of the law that an immediate check is required to save the country.<ref>''Id.'' at 630 (Holmes, J., dissenting).  While a dissenter here, Holmes' argument later became accepted as settled law, in an odd turn of events.  Geoffrey Stone, ''The First Amendment,'' Aspen Publishing 2005.</ref>}}

{{cquote|The best test of truth is the power of the thought to get itself accepted in the competition of the market, and that truth is the only ground upon which their wishes safely can be carried out. That at any rate is the theory of our Constitution. It is an experiment, as all life is an experiment. Every year if not every day we have to wager our salvation upon some prophecy based upon imperfect knowledge. While that experiment is part of our system I think that we should be eternally vigilant against attempts to check the expression of opinions that we loathe and believe to be fraught with death, unless they so imminently threaten immediate interference with the lawful and pressing purposes of the law that an immediate check is required to save the country.<ref>''Id.'' at 630 (Holmes, J., dissenting).  While a dissenter here, Holmes' argument later became accepted as settled law, in an odd turn of events.  Geoffrey Stone, ''The First Amendment,'' Aspen Publishing 2005.</ref>}}

Of course, the marketplace cannot be expected to cure all bad speech.  Where speech constitutes an incitement to a breach of the peace, for example, the government should feel free to step in.<ref>Brandenburg v. Ohio, 395 U.S. 444.</ref>

Of course, the marketplace cannot be expected to cure all bad speech.  Where speech constitutes an incitement to a breach of the peace, for example, the government should feel free to step in.<ref>[[Brandenburg v. Ohio]], 395 U.S. 444.</ref>

==Rejection of the Free Marketplace of Ideas==

==Rejection of the Free Marketplace of Ideas==