"Convictions following the admission into evidence of confessions which are involuntary, i.e., the product of coercion, either physical or psychological, cannot stand. This is so not because such confessions are unlikely to be true but because the methods used to extract them offend an underlying principle in the enforcement of our criminal law: that ours is an accusatorial and not an inquisitorial system — a system in which the State must establish guilt by evidence independently and freely secured and may not by coercion prove its charges against an accused out of his own mouth."

“In this Court dissents have gradually become majority opinions.”

“Congress is, after all, not a body of laymen unfamiliar with the commonplaces of our law. This legislation was the formulation of the two Judiciary Committees, all of whom are lawyers, and the Congress is predominately a lawyers' body.”

“A court which yields to the popular will thereby licenses itself to practice despotism, for there can be no assurance that it will not on another occasion indulge its own will.”

“A phrase begins life as a literary expression; its felicity leads to its lazy repetition; and repetition soon establishes it as a legal formula, undiscriminatingly used to express different and sometimes contradictory ideas.”

“To be effective, judicial administration must not be leaden-footed.”

“Of compelling consideration is the fact that words acquire scope and function from the history of events which they summarize.”