The particular phraseology of the Constitution of the United States confirms and strengthens the principle, supposed to be essential to all written constitutions, that a law repugnant to the Constitution is void; and that courts, as well as other departments, are bound by that instrument.
John MarshallWhen a law is in its nature a contract, when absolute rights have vested under that contract, a repeal of the law cannot divest those rights.
John MarshallHave no power, by taxation or otherwise, to retard, impede, burden or in any manner control the operations of the constitutional laws enacted by Congress.
John Marshall