Alexander Pope, William Lisle Bowles, William Warburton, Joseph Warton (1806). “The Works of Alexander Pope, Esq: Essay on man. Moral essays. An essay on satire”, p.87
Samuel Richardson (1755). “A collection of the moral and instructive sentiments, maxims, cautions, and reflexions, contained in the histories of Pamela, Clarissa, and Sir Charles Grandison: Digested under proper heads, with references to the volume, ...”, p.5