We current Justices read the Constitution in the only way that we can: as Twentieth Century Americans. We look to the history of the time of framing and to the intervening history of interpretation. But the ultimate question must be, what do the words of the text mean in our time. For 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.
William J. BrennanWe do not consecrate the flag by punishing its desecration, for in doing so, we dilute the freedom this cherished emblem represents.
William J. BrennanReligious conflict can be the bloodiest and cruelest conflicts that turn people into fanatics.
William J. BrennanIf there is a bedrock principle underlying the First Amendment, it is that the government may not prohibit the expression of an idea simply because society finds the idea itself offensive or disagreeable.
William J. BrennanThe concept of military necessity is seductively broad, and has a dangerous plasticity. Because they invariably have the visage of overriding importance, there is always a temptation to invoke security "necessities" to justify an encroachment upon civil liberties. For that reason, the military-security argument must be approached with a healthy skepticism.
William J. Brennan