If the end be clearly comprehended within any of the specified powers, and if the measure have an obvious relation to that end, and is not forbidden by any particular provision of the Constitution, it may safely be deemed to come within the compass of the national authority.

War, like most other things, is a science to be acquired and perfected by diligence, by perserverance, by time, and by practice.

A LAW, by the very meaning of the term, includes supremacy. It is a rule which those to whom it is prescribed are bound to observe. This results from every political association.

[A] power equal to every possible contingency must exist somewhere in the government . . .

They are not rules prescribed by the sovereign to the subject, but agreements between sovereign and sovereign.

It is impossible not to bestow the imputation of deliberate imposture and deception upon the gross pretense of a similitude between a king of Great Britain and a magistrate of the character marked out for that of the President of the United States. It is still more impossible to withhold that imputation from the rash and barefaced expedients which have been employed to give success to the attempted imposition.

When a government betrays the people by amassing too much power and becoming tyrannical, the people have no choice but to exercise their original right of self-defense — to fight the government.