Congress should not establish a religion, and enforce the legal observation of it by law, nor compel men to worship God in any Manner contrary to their conscience.

It is very certain that [the commerce clause] grew out of the abuse of the power by the importing States in taxing the non-importing, and was intended as a negative and preventive provision against injustice among the States themselves, rather than as a power to be used for the positive purposes of the General Government.

A sincere and steadfast co-operation in promoting such a reconstruction of our political system as would provide for the permanent liberty and happiness of the United States.

It is superfluous to try by the standards of theory, a part of the constitution which is allowed on all hands to be the result not of theory, but "of a spirit of amity, and that mutual deference and concession which the peculiarity of our political situation rendered indispensable" . . . the equal vote allowed to each state, is at once a constitutional recognition of the portion of sovereignty remaining in the individual states, and an instrument for preserving that residuary sovereignty.

I have appealed to our own experience for the truth of what I advance on this subject [that the legislative power is the predominant power]. Were it necessary to verify this experience by particular proofs, they might be multiplied without end. I might find a witness in every citizen who has shared in, or been attentive to, the course of public administrations.

Man is known to be a selfish, as well as a social being.

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.