The constitution is either a superior paramount law, unchangeable by ordinary means, or it is on a level with ordinary legislative acts, alterable when the legislature shall please to alter it. It is emphatically the province and duty of the judicial department to say what the law is. This is the very essence of judicial duty.
John MarshallA corporation is an artificial being, invisible, intangible, and existing only in contemplation of law.
John MarshallThe federal government is acknowledged by all to be one of enumerated powers. The principle, that it can exercise only the powers granted to it . . . is now universally admitted.
John MarshallThe institution of Masonry ought to be abandoned as one capable of much evil, and incapable of producing any good which might not be affected by safe and open means.
John Marshall