David Hume (1788). “Essays, moral, political, and literary.- v. 2. An inquiry concerning human understanding. A dissertation on the passions. An inquiry concerning the principles of morals. The natural history of religion”, p.72
Michel de Montaigne, Charles Cotton (1711). “Essays of Michael Seigneur de Montaigne: In Three Books with Marginal Notes and Quotations. And an Account of the Author's Life. With a Short Character of the Author and Translator,”, p.360
William Shakespeare (2013). “Histories of Shakespeare in Plain and Simple English (a Modern Translation and the Original Version)”, p.743, BookCaps Study Guides
Jean de La Bruyère, Luc de Clapiers marquis de Vauvenargues (1903). “La Bruyère and Vauvenargues: Selections from the Characters, Reflexions and Maxims”