John Marshall

"It is incidental to, and is implied in the several acts by which these institutions are created, and is secured to the individuals employed in them, by the judicial power alone; that is, the judicial …"

"It is emphatically the province and duty of the judicial department to say what the law is. Those who apply the rule to particular cases, must of necessity expound and interpret that rule. If two laws…"

"The law does not expect a man to be prepared to defend every act of his life which may be suddenly and without notice alleged against him."

"The sword and the purse, all the external relations, and no inconsiderable portion of the industry of the nation, are entrusted to its government. It can never be pretended that these vast powers draw…"

"It is admitted that the power of taxing the people and their property is essential to the very existence of Government, and may be legitimately exercised on the objects to which it is applicable, to t…"

"Whether a law be void for its repugnancy to the Constitution, is, at all times, a question of much delicacy, which out seldom, if ever, to be decided in the affirmative, in doubtful case. … But it is …"

"This government is acknowledged by all to be one of enumerated powers. The principle, that it can exercise only the powers granted to it, would seem too apparent to have required to be enforced by all…"

"It is also not entirely unworthy of observation, that in declaring what shall be the supreme law of the land, the constitution itself is first mentioned; and not the laws of the United States generall…"