The ultimate authority resides in the people, and that if the federal government got too powerful and overstepped its authority, then the people would develop plans of resistance and resort to arms.

A President is impeachable if he attempts to subvert the Constitution.

A pure democracy is a society consisting of a small number of citizens, who assemble and administer the government in person.

The public affairs of the union are spread throughout a very extensive region, and are extremely diversified by the local affairs connected with them, and can with difficulty be learnt in any other place, than in the central councils, to which a knowledge of them will be brought by the representatives of every part of the empire. Yet some knowledge of the affairs, and even of the laws of all the states, ought to be possessed by the members from each of the states.

Americans need not fear the federal government because they enjoy the advantage of being armed, which you possess over the people of almost every other nation.

We may be assured by past experience, that such a practice [as some states charging high taxes on goods from other states] would be introduced by future contrivances; and both by that and a common knowledge of human affairs, that it would nourish unceasing animosities, and not improbably terminate in serious interruptions of the public tranquility.

It is sufficiently obvious, that persons and property are the two great subjects on which Governments are to act; and that the rights of persons, and the rights of property, are the objects, for the protection of which Government was instituted. These rights cannot well be separated.