But, you may ask, if the two departments [i.e., federal and state] should claim each the same subject of power, where is the common umpire to decide ultimately between them? In cases of little importance or urgency, the prudence of both parties will keep them aloof from the questionable ground; but if it can neither be avoided nor compromised, a convention of the States must be called to ascribe the doubtful power to that department which they may think best.
Thomas JeffersonFree government is founded in jealousy, and not in confidence; it is jealousy, and not confidence, which prescribes limited constitutions, to bind down those whom we are obliged to trust with power.
Thomas JeffersonFreedom of religion, freedom of the press, freedom of person under protection of habeas corpus; and trial by juries impartially selected, these principles form the bright constellation which has gone before us, and guided our steps through an age of revolution and reformation.
Thomas Jefferson