I agree with you that there is a natural aristocracy among men. The grounds of this are… — Thomas Jefferson

Jefferson, Thomas. "John Adams, Oct. 28, 1813." The Life and Selected Writings of Thomas Jefferson: Including the Autobiography, The Declaration of Independence & His Public and Private Letters, edited by Adrienne Koch and William Peden. Modern Library, 1998.

Jefferson, Thomas. Letter to John Adams. 28 Oct. 1813.