Philosophical literature
Confucius. 論語 [The Analects]. c. 479 BCE.
Confucius. The Analects, edited and translated by Annping Chin. Penguin Classics, 2014.
Aristotle. Politics. 4th century BC, bk. 1.
Aristotle. Politics, translated by R. F. Stalley and Sir Ernest Barker. Oxford University Press, 2009, bk. 1.
Aristotle. Politics. 4th century BC, bk. 4.
Aristotle. Politics, translated by R. F. Stalley and Sir Ernest Barker. Oxford University Press, 2009, bk. 4.
Aristotle. Quoted in Lives and Opinions of Eminent Philosophers, written by Diogenes Laertius. c. 240 AD, bk. 5, ch. 1, sect. 18.
Aristotle. Quoted in The Lives of Eminent Philosophers, written by Diogenes Laërtius, translated by Pamela Mensch, edited by James Miller. Oxford University Press, 2018, bk. 5, ch. 1, sect. 18.
Socrates. Quoted in Πολιτεία [Republic], written by Plato. c. 375 BCE.
Socrates. Quoted in Republic, written by Plato, translated by Desmond Lee. Penguin Classics, 2007.
Aristotle. Rhetoric. 322 BC, bk. 2, pt. 12, sect. 16.
Aristotle. The Art of Rhetoric, translated by Robin Waterfield. Oxford University Press, 2018, bk. 2, pt. 12, sect. 16.
Aristotle. Politics. 4th century BC, bk. 5.
Aristotle. Politics, translated by R. F. Stalley and Sir Ernest Barker. Oxford University Press, 2009, bk. 5.
Socrates. Quoted in Πολιτεία [Republic], written by Plato. c. 375 BCE.
Socrates. Quoted in Republic, written by Plato, translated by Desmond Lee. Penguin Classics, 2007.
Aristotle. De Anima [On the Soul]. c. 350 BC, bk. 3, ch. 8.
Aristotle. "On the Soul." On the Soul and Other Psychological Works, edited by Fred D. Miller Jr. Oxford University Press, 2018, bk. 3, ch. 8.
Aristotle. Ἠθικὰ Νικομάχεια, Ēthika Nikomacheia [Nicomachean Ethics]. c. 322 BC.
Aristotle. Nicomachean Ethics, translated by Terence Irwin. Hackett Publishing, 2019, bk. 7.
Socrates. Quoted in Πολιτεία [Republic], written by Plato. c. 375 BCE.
Socrates. Quoted in Republic, written by Plato, translated by Desmond Lee. Penguin Classics, 2007.
Aristotle. Ἠθικὰ Νικομάχεια, Ēthika Nikomacheia [Nicomachean Ethics]. c. 322 BC.
Aristotle. Nicomachean Ethics, translated by Terence Irwin. Hackett Publishing, 2019, bk. 1.
Confucius. 論語 [The Analects]. c. 479 BCE.
Confucius. The Analects, edited and translated by Annping Chin. Penguin Classics, 2014.
Confucius. 論語 [The Analects]. c. 479 BCE.
Confucius. The Analects, edited and translated by Annping Chin. Penguin Classics, 2014.
Plato. Ἀπολογία Σωκράτους [Apology of Socrates]. Speech of legal self-defence which Socrates spoke at his trial for impiety and corruption. 399 BC, Athens, Greece.
Plato. "Apology." Plato: Euthyphro; Apology; Crito; Phaedo, translated by Christopher Emlyn-Jones and William Preddy. Harvard University Press, 2017.
Confucius. 論語 [The Analects]. c. 479 BCE.
Confucius. The Analects, edited and translated by Annping Chin. Penguin Classics, 2014.
Laozi [Lao Tzu]. 道德經 [Tao Te Ching]. c. 400 BC, ch. 81.
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. 81.
Mill, John Stuart. On Liberty. London: J.W. Parker and Son, 1859, ch. 5.
Mill, John Stuart. "On Liberty." On Liberty, Utilitarianism and Other Essays, edited by Mark Philp and Frederick Rosen. Oxford University Press, 2015, ch. 5.
Nietzsche, Friedrich. Menschliches, Allzumenschliches: Ein Buch für freie Geister [Human, All Too Human: A Book for Free Spirits]. Chemnitz: Ernst Schmeizner, 1878, ninth divison, aphorism 483.
Nietzsche, Friedrich. Human, All Too Human: A Book for Free Spirits, translated by Marion Faber and Stephen Lehmann. University of Nebraska Press, 1984, ninth divison, aphorism 483.
Socrates. Quoted in Πολιτεία [Republic], written by Plato. c. 375 BCE.
Socrates. Quoted in Republic, written by Plato, translated by Desmond Lee. Penguin Classics, 2007.