Letter 89, “On the Parts of Philosophy,” begins as a systematic overview of how the ancient world divided the discipline. Lucilius wants a map of the territory, so Seneca lays out the three branches — moral, natural, and rational — and walks through how various schools (Stoics, Peripatetics, Epicureans, Cyrenaics) carved them up. But the […]

Letter 88, “On Liberal and Vocational Studies,” is Seneca’s takedown of what passed for higher education in his day — the standard Roman curriculum of grammar, music, geometry, and astronomy. Lucilius has asked Seneca what he thinks of “liberal studies.” Seneca’s answer is unflinching: the only truly liberal study is the one that liberates — […]

Letter 87, “Some Arguments in Favour of the Simple Life,” begins with a small adventure: Seneca and his friend Maximus take a two-day journey traveling as lightly as possible — a farmer’s cart, dried figs for food, two rugs on the ground for a bed. The trip shows Seneca something unexpected: how much we own […]

Letter 86, “On Scipio’s Villa,” is one of Seneca’s most personal and atmospheric letters. He’s writing from the country house once owned by Scipio Africanus — the Roman general who defeated Hannibal — two centuries after Scipio’s death. Standing in Scipio’s modest bath, walking the floors where the great man once stood, Seneca turns the […]

Letter 85, “On Some Vain Syllogisms,” is one of Seneca’s longest and most demanding letters — but it’s worth the effort. Lucilius has pushed him to defend the core Stoic claim that virtue alone is sufficient for the happy life, including a thorough engagement with rival schools (especially the Peripatetics, who argued for “moderate” emotions). […]