Every constitution..., and every law, naturally expires at the end of 19 years [a generation]. If it be enforced longer, it is anact of force, and not of right.
Thomas JeffersonThe best hemp and the best tobacco grow on the same kind of soil. The former article is of the first necessity to the wealth and protection of the country. The latter, never useful.
Thomas JeffersonThat ideas should freely spread from one to another over the globe, for the moral and mutual instruction of man, and improvement of his condition, seems to have been peculiarly and benevolently designed by nature, when she made them, like fire, expansible over all space, without lessening their density in any point, and like the air in which we breathe, move, and have our physical being, incapable of confinement or exclusive appropriation.
Thomas Jefferson