The Stoic Practice That Saved Marcus Aurelius Every Night

Marcus Aurelius ruled the Roman Empire during one of the most devastating periods in its history. The Antonine Plague killed between five and ten million people. Germanic tribes invaded the northern borders. His co-emperor, Lucius Verus, died. His most trusted general, Avidius Cassius, betrayed him and declared himself emperor.

And every night, Marcus sat down and wrote in his journal.

Not for publication. Not for posterity. He wrote for himself. The Meditations — the book we read today — was never meant to be read by anyone else. The original title, if it had one, was something closer to “To Myself.”

What did he write?

He reminded himself of the principles he was trying to live by. He noted where he’d fallen short that day. He processed his frustrations with specific people without naming them directly (though scholars have figured out most of the references). He talked himself down from anger, self-pity, and despair.

This is Law 17 in The 42 Fatal Laws of Stoicism: Practice Daily Reflection.

Its the most boring-sounding law in the book. Its also the one that holds all the others together.

Without daily reflection, you dont actually practice Stoicism. You just think about it occasionally. The reflection is where the principles get tested against real life. Where you discover the gap between who you want to be and who you actually were today. Where you plan tomorrow’s attempt to close that gap.

The fatal mistake with daily reflection is turning it into self-punishment. Marcus didn’t beat himself up. He was honest — sometimes brutally so — but the tone of the Meditations is a man coaching himself, not a man attacking himself. There’s a critical difference.

If you take one practice from Stoicism and ignore the rest, this should be the one. Five minutes before bed. What went well. What didn’t. What you’ll try differently tomorrow.

Marcus Aurelius did it while running an empire and fighting a plague.

You can do it with a notebook and a pen.