George W. Bush's remarks on teaching American history and civic education at East Literature Magnet School in Nashville, Tennessee, georgewbush-whitehouse.archives.gov. September 17, 2002.
Alexander Pope (1823). “An Essay on Man: In Four Epistles, to Henry St. John, Lord Bolingbroke : to which is Added, The Universal Prayer, with Other Poems”, p.33
George R. R. Martin (2012). “George R. R. Martin's A Game of Thrones 5-Book Boxed Set (Song of Ice and Fire Series): A Game of Thrones, A Clash of Kings, A Storm of Swords, A Feast for Crows, and and A Dance with Dragons”, p.784, Bantam
John Dryden (1808). “The works of John Dryden: now first collected in eighteen volumes. Illustrated with notes, historical, critical, and explanatory, and a life of the author”, p.458