1. Cicero, On Old Age, and On Friendship, trans. and intro. Frank O. Copley (Ann Arbor: University of Michigan Press, 1967), 18.
2. François de La Rochefoucauld, Collected Maxims and Other Reflections, trans., intro., and annot. E. H. and A. M. Blackmore and Francine Giguère (Oxford: Oxford University Press, 2007), 59, 103, 125.
3. Henri Bergson, Creative Evolution, trans. Arthur Mitchell, intro. Irwin Edman (Westport, CT: Greenwood, 1975), 97–98.
4. Benjamin Disraeli, Coningsby; or, The New Generation, 3rd ed. (Leipzig: Bernhard Tauchnitz, 1844), 110;
5. Anne Bradstreet, The Works of Anne Bradstreet in Prose and Verse, ed. John Harvard Ellis (Charlestown: Abram E. Cutter, 1867), 48.