Thomas Jefferson Quote
No experiment can be more interesting than that we are now trying, and which we trust will end in establishing the fact, that man may be governed by reason and truth. Our first object should therefore be, to leave open to him all the avenues to truth. The most effectual hitherto found, is the freedom of the press. It is, therefore, the first shut up by those who fear the investigation of their actions.
Letter to Judge John Tyler (June 28, 1804); in: The Writings of Thomas Jefferson, Memorial Edition (ME) (Lipscomb and Bergh, editors), 20 Vols., Washington, D.C., 1903-04, Volume 11, page 33. - First Presidential Administration (1801-1805)