If the right to privacy means anything, it is the right of the individual, married or single, to be free from unwarranted governmental intrusion.

All ideas having even the slightest redeeming social importance - unorthodox ideas, controversial ideas, even ideas hateful to the prevailing climate of opinion, have the full protection of the guarantees [of the First Amendment].

The calculated killing of a human being by the state involves, by its very nature, an absolute denial of the executed person's humanity. The most vile murder does not, in my view, release the state from constitutional restraint on the destruction of human dignity.

Death is not only an unusually severe punishment, unusual in its pain, in its finality and in its enormity, but is serves no penal purpose more effectively than a less severe punishment.

The genius of the Constitution rests not in any static meaning it might have had in a world that is dead and gone, but in the adaptability of its great principles to cope with current problems and current needs.

There can be no doubt that our Nation has had a long and unfortunate history of sex discrimination. Traditionally, such discrimination was rationalized by an attitude of "romantic paternalism" which, in practical effect, put women, not on a pedestal, but in a cage.

Sex and obscenity are not synonymous. Obscene material is material which deals with sex in a manner appealing to prurient interest.