Because we hold it for 'a fundamental and undeniable truth', that religion or 'the duty which we owe to our Creator' and the manner of discharging it, can be directed only by reason and conviction, not by force or violence.

Conscience is the most sacred of all property; other property depending in part on positive law, the exercise of that, being a natural and unalienable right.

It may not be improper, however, to remark two consequences, evidently flowing from an extension of the federal power to every subject falling within the idea of the "general welfare." One consequence must be, to enlarge the sphere of discretion allotted to the executive magistrate... The other consequence would be, that of an excessive augmentation of the offices, honors, and emoluments, depending on the executive will.

If Tyranny and Oppression come to this land, it will be in the guise of fighting a foreign enemy.

There is not a more important and fundamental principle in legislation, than that the ways and means ought always to face the public engagements; that our appropriations should ever go hand in hand with our promises. To say that the United States should be answerable for twenty-five millions of dollars without knowing whether the ways and means can be provided, and without knowing whether those who are to succeed us will think with us on the subject, would be rash and unjustifiable. Sir, in my opinion, it would be hazarding the public faith in a manner contrary to every idea of prudence.

A man has a property in his opinions and the free communication of them.

Had every Athenian citizen been a Socrates, every Athenian assembly would still have been a mob.