Sources

Every lesson cites a real, checkable source. We use public-domain translations, or clearly mark original paraphrase — never an invented quotation.

Marcus Aurelius
Meditations
Personal notebook of a Roman emperor, written to himself.
Seneca
Letters to Lucilius / On the Shortness of Life
Practical letters on time, wealth, and death.
Epictetus
Enchiridion / Discourses
A former slave's teaching on what is and isn't in our control.
Musonius Rufus
Lectures
Epictetus's teacher; direct, unsentimental ethical instruction.
Cicero
On Duties / Tusculan Disputations
Roman statesman writing on Stoic-adjacent ethics.