In this episode, Lucas and Luna explore the intimate correspondence between Marcus Aurelius and his rhetoric tutor, Marcus Cornelius Fronto. These letters, rediscovered in the 19th century, offer a rare window into the philosopher emperor's private thoughts, health anxieties, and Stoic practice away from the battlefield. Lucas explains how Fronto, a celebrated orator and consul, mentored the young Marcus from boyhood through adulthood, teaching him Latin rhetoric while the future emperor studied Greek philosophy under other tutors. The discussion delves into the emotional honesty of their letters — from Marcus's complaints about sore throats to Fronto's fatherly concern — and how this correspondence complicates the austere image of Marcus from the Meditations. Luna asks about the tension between Fronto's rhetorical style and Marcus's Stoic ideals, and Lucas reveals that Fronto himself was deeply critical of Stoic philosophy, creating a fascinating intellectual friction between teacher and student. The episode also touches on how the letters reveal Marcus's character before the burdens of empire, his love for his family, and the eventual distance that grew between them as Marcus became emperor. This is a story of mentorship, love, and the quiet struggles of a man who would become a legend.