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
James Boswell, Samuel Johnson (1824). “The Life of Samuel Johnson, LL. D., Comprehending an Account of His Studies, and Numerous Works, in Chronological Order: A Series of His Epistolary Correspondence and Conversations with Many Eminent Persons; and Various Original Pieces of His Composition, Never Before Published; the Whole Exhibiting a View of Literature and Literary Men in Great Britain, for Near Half a Century During which He Flourished”, p.66