Respectfully Quoted: A Dictionary of Quotations. 1989.
Thomas Jefferson (17431826)
If there be any among us who would wish to dissolve this Union or to change its republican form, let them stand undisturbed as monuments of the safety with which error of opinion may be tolerated where reason is left free to combat it.
President THOMAS JEFFERSON, inaugural address, March 4, 1801.The Writings of Thomas Jefferson, ed. Andrew A. Lipscomb, vol. 3, p. 319 (1904).