Moral Letters to Lucilius by Seneca the Younger is a phenomenal read for anyone who has been at least partially introduced to Stoicism.

I read it every year. The man wasn’t perfect and he knew it, but he was a hell of a philosopher. And his lessons are applicable to every day life. He cites several Stoics that don’t have any (or have very few) surviving works, meaning his perspective is fairly unique in ter