Drill down into our database of quotes.

Homer. The Odyssey, edited by Bernard Knox, translated by Robert Fagles. Penguin Classics, 2006, bk. 20, l. 18.

Laozi [Lao Tzu]. "The Natural Way of Lao Tzu." A Source Book in Chinese Philosophy, translated by Wing-Tsit Chan. Princeton University Press, 1969, ch. 2.

Socrates. Quoted in "Phaedo." Plato: Five Dialogues: Euthyphro, Apology, Crito, Meno, Phaedo, written by Plato, translated by G. M. A. Grube and John M. Cooper. Hackett Publishing, 2002.

Homer. The Odyssey, edited by Bernard Knox, translated by Robert Fagles. Penguin Classics, 2006, bk. 11, l. 441-443.

Confucius. The Analects, edited and translated by Annping Chin. Penguin Classics, 2014.

Chaucer, Geoffrey. "The Franklin's Tale." The Canterbury Tales, edited and translated by Nevill Coghill. Penguin Classics, 2003.

Twain, Mark. The Innocents Abroad: or, The New Pilgrims' Progress. Random House Publishing Group, 2003, ch. 55.

Da Vinci, Leonardo. Leonardo da Vinci: Notebooks. Oxford University Press, 2008.

Machiavelli, Nicolò. The Prince, translated by Peter Bondanella. Oxford University Press, 2005.

Homer. The Odyssey, edited by Bernard Knox, translated by Robert Fagles. Penguin Classics, 2006, bk. 6, l. 180-185.

Thoreau, Henry David. "Conclusion." Walden and Civil Disobedience. Signet, 2012.

Laozi [Lao Tzu]. "The Natural Way of Lao Tzu." A Source Book in Chinese Philosophy, translated by Wing-Tsit Chan. Princeton University Press, 1969, ch. 1.

The Quran, translated by M. A. S. Abdel Haleem. Oxford University Press, 2005, ch. 2.