To Hannah More, who had expressed a wonder that the poet who had written 'Paradise Lost' should write such poor Sonnets, in James Boswell 'The Life of Samuel Johnson' (1791) vol. 4, p. 305 (13 June 1784)
Thomas Jefferson, J. Jefferson Looney (2014). “The Papers of Thomas Jefferson: Retirement Series, Volume 10: 1 May 1816 to 18 January 1817”, p.285, Princeton University Press