Appellant constituted a legitimate class of one, and this provides a basis for Congress's decision to proceed with dispatch with respect to his materials.

The Constitution was framed fundamentally as a bulwark against governmental power, and preventing the arbitrary administration of punishment is a basic ideal of any society that purports to be governed by the rule of law.

Whether to the average person, applying contemporary community standards, the dominant theme of the material taken as a whole appeals to prurient interest.

We hold that the Constitution does not forbid the states minor intrusions into an individual's body under stringently limited conditions.

The door of the Free Exercise Clause stands tightly closed against any government regulation of religious beliefs as such. Government may neither compel affirmation of a repugnant belief, nor penalize or discriminate against individuals or groups because they hold views abhorrent to the authorities.

We must meet the challenge rather than wish it were not before us.

While the machinery of law enforcement and indeed the nature of crime itself have changed dramatically since the Fourth Amendment became part of the Nation's fundamental law in 1791, what the Framers understood then remains true today - that the task of combating crime and convicting the guilty will in every era seem of such critical and pressing concern that we may be lured by the temptations of expediency into forsaking our commitment to protecting individual liberty and privacy.