No character, however upright, is a match for constantly reiterated attacks, however false.

[W]ar is a question, under our constitution, not of Executive, but of Legislative cognizance. It belongs to Congress to say whether the Nation shall of choice dismiss the olive branch and unfurl the banners of War.

The instrument by which it [government] must act are either the AUTHORITY of the laws or FORCE. If the first be destroyed, the last must be substituted; and where this becomes the ordinary instrument of government there is an end to liberty!

The only constitutional exception to the power of making treaties is, that it shall not change the Constitution.… On natural principles, a treaty, which should manifestly betray or sacrifice primary interests of the state, would be null.

If it were to be asked, What is the most sacred duty and the greatest source of our security in a Republic? The answer would be, An inviolable respect for the Constitution and Laws - the first growing out of the last . . . . A sacred respect for the constitutional law is the vital principle, the sustaining energy of a free government.

A promise must never be broken.

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.