Best.

Stuart, Portrait of Thomas Jefferson, 1805

The wise know their weakness too well to assume infallibility: and he who knows most, knows best how little he knows.

Thomas Jefferson, from his Batture Pamphlet, The Proceedings of the Government of the United States, in Maintaining the Public Right to the Beach of the Mississippi, adjacet to New-Orleans, against the Intrusion of Edward Livingston, prepared for the use of Counsel, February 25, 1812