[The necessary and proper clause] neither enlarges any power specifically granted; nor is it a grant of any new power to Congress; But it is merely a declaration, for the removal of all uncertainty, that the means of carrying into execution those otherwise granted are included in the grant.

The militia is the natural defense of a free country against sudden foreign invasions, domestic insurrections, and domestic usurpations of power by rulers. It is against sound policy for a free people to keep up large military establishments and standing armies in time of peace, both from the enormous expenses, with which they are attended, and the facile means, which they afford to ambitious and unprincipled rulers, to subvert the government, or trample upon the rights of the people.

The duty imposed upon him [the president] to take care that the laws be faithfully executed, follows out the strong injunctions of his oath of office, that he will 'preserve, protect, and defend the Constitution.' The great object of the executive department is to accomplish this purpose; and without it, be the form of government whatever it may, it will be utterly worthless for offence or defense; for the redress of grievances or the protection of rights; for the happiness, or good order, or safety of the people.

So that the executive and legislative branches of the national government depend upon, and emanate from the states. Every where the state sovereignties are represented; and the national sovereignty, as such, has no representation.

The state governments have a full superintendence and control over the immense mass of local interests of their respective states, which connect themselves with the feelings, the affections, the municipal institutions, and the internal arrangements of the whole population. They possess, too, the immediate administration of justice in all cases, civil and criminal, which concern the property, personal rights, and peaceful pursuits of their own citizens.

Every successive generation becomes a living memorial of our public schools, and a living example of their excellence.

At the time of the adoption of the constitution, and of the amendment to it, now under consideration [i.e., the First Amendment], the general, if not the universal sentiment in America was, that Christianity ought to receive encouragement from the state, so far as was not incompatible with the private rights of conscience, and the freedom of religious worship.