James Boswell, Samuel Johnson (1786). “Boswell's Life of Johnson: Including Boswell's Journal of a Tour of the Hebrides, and Johnson's Diary of A Journey Into North Wales”, p.156
Samuel Johnson, James Boswell (1825). “The Table Talk of Dr. Johnson: Comprising Opinions and Anecdotes of Life and Literature, Men, Manners, and Morals”, p.41
Samuel Johnson, James Boswell (1825). “The Table Talk of Dr. Johnson: Comprising Opinions and Anecdotes of Life and Literature, Men, Manners, and Morals”, p.175
Samuel Johnson (1782). “The Beauties of Johnson: Consisting of Maxims and Observations, Moral, Critical, and Miscellaneous, Accurately Extracted from the Works of Dr. Samuel Johnson, and Arranged in Alphabetical Order, After the Manner of the Duke de la Roche-Foucault's Maxims”, p.69