There is no position which depends on clearer principles than that every act of a delegated authority, contrary to the commission under which it is exercised, is void. No legislative act, therefore, contrary to the Constitution, can be valid.

It will be well to advert to the proportion between the objects that will require a federal provision in respect to revenue; and those which will require a state provision. We shall discover that the former are altogether unlimited; and that the latter are circumscribed within very moderate bounds.

The people alone have an incontestable, unalienable, and indefeasible right to institute government and to reform, alter, or totally change the same when their protection, safety, prosperity, and happiness require it.

The inquiry constantly is what will please, not what will benefit the people. In such a government there can be nothing but temporary expedient, fickleness, and folly.

States, like individuals, who observe their engagements, are respected and trusted: while the reverse is the fate of those who pursue an opposite conduct.

. . . [The Judicial Branch] may truly be said to have neither FORCE nor WILL, but merely judgment; and must ultimately depend upon the aid of the executive arm even for the efficacy of its judgments.

Upon this law, depend the natural rights of mankind, the supreme being gave existence to man, together with the means of preserving and beatifying that existence. He endowed him with rational faculties, by the help of which, to discern and pursue such things, as were consistent with his duty and interest, and invested him with an inviolable right to personal liberty, and personal safety.