Josh Billings (1972). “Uncle Sam's Uncle Josh: Or, Josh Billings on Practically Everything, Distilled from Josh's Rum and Tansy New England Wit by Donald Day”
Epictetus, Marcus Aurelius, Lucius Annaeus Seneca (2016). “Stoic Six Pack: Meditations of Marcus Aurelius, Golden Sayings, Fragments and Discourses of Epictetus, Letters from a Stoic and The Enchiridion”, p.95, Enhanced Media Publishing