We should behave to our friends as we would wish our friends to behave to us.
Authentication Score 2
Original Citation
Aristotle. Quoted in Lives and Opinions of Eminent Philosophers, written by Diogenes Laertius. c. 240 AD, bk. 5, ch. 1, sect. 21.
Current Citation
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. 21.