Classical texts
- Epictetus – Handbook [Enchiridion] (The Internet Classics Archive)
- Epictetus – Discourses (The Internet Classics Archive)
- Epictetus – Discourses (eBooks@Adelaide)
- Marcus Aurelius – The Meditations (The Internet Classics Archive)
- Seneca – Moral essays (stoics.com)
- Seneca – Moral essays
- Diogenes Laërtius – The Lives and Opinions of Eminent Philosophers: Book VII: The Stoics (Ancient History Sourcebook)
- Musonius Rufus - Lectures and Fragments
- The fragments of Zeno and Cleanthes; with introd. and explanatory notes
- Ethical fragments of Hierocles, preserved by Stobaeus
- Cicero – De Officiis (Perseus)