[341 U.S. Steel Co., it was not asserted that the authority under which the Government acted was invalid; only the correctness of an interpretation of a statute in the course of the exercise of an admitted power was challenged.
[341 U.S. The high social and moral values inherent in the procedural safeguard of a fair hearing are attested by the narrowness and rarity of the instances when we have sustained executive action even though it did not observe the customary standards of procedural fairness.
[341 U.S. stated to be that "a man may not be a judge in his own cause," that "No party ought to be condemned unheard," and that "a party is entitled to know the reason for the decision." Report of Committee on Ministers' Powers, Cmd.
[341 U.S. to organize the Communist Party and to teach and advocate the overthrow of the Government of the United States by force and violence created a "clear and present danger" of an attempt to overthrow the Government by force and violence.
[341 U.S. crux of the decision in the Thornhill case was that a State could not constitutionally punish peaceful picketing when neither the aim of the picketing nor the manner in which it was carried out conflicted with a substantial interest.
[341 U.S. brake on the democratic process by invalidating legislation that goes deeply against their grain, acknowledge, at least by paying lip service, that constitutionality does not exact a sense of proportion or the sanity of humor or an absence of fear.