article_snippet: And what a brilliant theory it was.
article_snippet: If you have no doubt of your premises or your power, and want a certain result with all your heart, you naturally express your wishes in law, and sweep away all opposition.
article_snippet: But when men have realized that time has upset many fighting faiths, men may come to believe even more than men believe the very foundations of men own conduct that the ultimate good desired is better reached by free trade in ideas -- that the best test of truth is the power of the thought to get the ultimate good desired is better reached by free trade in ideas -- accepted in the competition of the market, and that truth is the only ground upon which men wishes safely can be carried out.
article_snippet: That, at any rate, is the theory of our Constitution.
article_snippet: But, today, the thought of equality and tolerance have won out in the marketplace.
article_snippet: Let that victory stand, without trying to cement it with the force of law, and without destroying the very liberty that allowed these "good thoughts" to flourish in the first place.