c. 4–65 BC · Ancient Rome

Roman Stoic philosopher, dramatist, and statesman — tutor and later adviser to the emperor Nero, who eventually ordered his death. His Moral Letters to Lucilius, written in retirement, turn Stoic principle to the practical art of living, and of dying, well.
Bust of the ‘Pseudo-Seneca’ type (Roman), British Museum — public domain, via Wikimedia Commons