The public schools are supported entirely, in most communities, by public funds-funds exacted not only from parents, nor alone from those who hold particular religious views, nor indeed from those who subscribe to any creed at all.

Religious conflict can be the bloodiest and cruelest conflicts that turn people into fanatics.

If a policeman must know the Constitution, then why not a planner?

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.

Law cannot stand aside from the social changes around it.

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.

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