Did Marcus Aurelius Say You Have Power Over Your Mind?

The popular claim that you have power over your mind and not over outside events does not appear in the Meditations, so Marcus Aurelius is credited with words he never wrote, although Meditations 8.47 says something close.

The line circulates on quote graphics and daily wisdom posts, and it fits his thinking well enough that few readers stop to ask where it sits in the book. This post shows the passages it echoes, how the wording moved away from them, and which lines you can quote with a section number instead.

The Line as It Is Usually Shared

This is the wording most pages use, and the reference below is the one they give, which is to say none.

No book and section number accompanies the line. Wikiquote lists it among the lines credited to Marcus Aurelius without a source, and we did not find a first appearance, so we treat it as attributed to him and not as his.

The Meditations began as a private notebook written in Greek that Marcus never published, which means every English line comes from a translator’s choices, and a line with no section number cannot be matched to any of them. The full set of his authentic passages is on the Marcus Aurelius quotes page.

What Meditations 8.47 Actually Says

The passage closest to the popular line is Meditations 8.47, where Marcus tells himself that distress comes from his judgement of external things and not from the things.

A nineteenth century translation in older English opens the same passage like this.

The two renderings share one structure: something external happens, a judgement follows, and the disturbance belongs to the judgement. Marcus adds that he can erase the judgement now, which is the one claim the popular line seems to compress, and the word now makes the power a practice for the present moment more than a standing possession.

The passage continues past this point. Marcus considers the case of an obstacle that blocks what he wants to do, and he says that grief makes no sense there because the cause lies outside him. That is the Stoic sorting of what is up to us from what is not, which we cover in how to practice the dichotomy of control.

Where the Stoics Locate the Power

Meditations 3.9 puts the power in a specific faculty, our ability to control our thoughts, and it gives the reason to protect it.

Here the power comes with a duty attached, since the faculty protects us from false perceptions and also makes affection for other people possible. Epictetus names the same location and calls it the one thing the gods placed in our hands.

Epictetus speaks of the power to deal rightly with impressions, which is the work of what he calls prohairesis, and the claim is narrower than power over the whole mind. All three passages place the power in judgement and in how we handle our thoughts, and none of them promises control over events or over everything that happens inside us. More of his teaching is on the Epictetus hub.

How the Wording Drifted From the Texts

We cannot say who wrote the popular line, but its wording shows what changed from the passages above. It swaps the Stoic words judgement and assessment for the broader phrase power over your mind, it sets mind against outside events as a pair, and it ends with a promise of strength that has no counterpart in 8.47 or 3.9.

That last clause turns an observation into a motivational slogan. Marcus writes to himself in the second person to hold his own attention, and his passages end on practice: erase the judgement, and treat the ability to control your thoughts with respect. For more of his notes on thoughts that pull us off course, see 10 Marcus Aurelius quotes for anxiety.

We Do Not Fully Control the Mind

The modern and popular version of the line needs some nuance, because we do not fully control our mind. The Stoics understood this, and it is why they spoke about a pre-emotion, a propatheia.

When something happens and an impression forms, we react impulsively in that moment, based on the experiences and beliefs we have already formed. We cannot control that part, but with practice we can lessen its impact. What we can control comes afterwards, when we take a pause and look at what is really going on.

What to Quote Instead

If you want a line you can credit to Marcus Aurelius with a section number, Meditations 8.47 carries the central claim and Meditations 3.9 carries the instruction to protect your thoughts. Name the book and the section, and the line will hold up when someone goes to look. The same habit helps with Epictetus, and our post on whether Epictetus said it is how you react, not what happens follows another popular line back to its source.

A Five Minute Practice: Name the Judgement

Take one disturbance from this week, such as a delayed reply or a remark in a meeting, and write what happened in one neutral sentence that a camera could record. Below it, write the judgement you added, such as that the sender does not respect you. Ask which of the two sentences is disturbing you, as Meditations 8.47 does, then ask whether the judgement is true, and cross it out if it is not. Finish with one action from your own side that serves the situation, and do it today.

Where I Am With This Practice

Taking back control of my mind is something I am still working on. I notice that it works better in some situations, and in others it is very difficult. That does not mean it is impossible, and I have noticed real changes.

My anxiety levels have dropped, and I get less stuck in my phases of rumination and overthinking. My emotional reactions are less severe, and I can return to a calm state more easily, where I can check my behavior and actions.

Frequently Asked Questions

Did Marcus Aurelius say you have power over your mind?

We found no passage in the Meditations with that wording, so the line stays attributed to him and not his. Meditations 8.47 and 3.9 hold the ideas behind it.

What did Marcus Aurelius actually say about controlling your mind?

In Meditations 8.47 he says that distress comes from his judgement of external things and that he can erase the judgement now. In Meditations 3.9 he tells himself to treat his ability to control his thoughts with respect, because it protects his mind from false perceptions.

Where does the power over your mind quote come from?

We did not find a first appearance. The wording reads like a modern paraphrase of Stoic ideas, and Wikiquote lists it among the lines credited to Marcus Aurelius without a source.

How can I tell whether a Stoic quote is genuine?

Look for an author, a work and a section number, then compare the line with a published translation. A line with no section, or one that ends like a slogan, deserves a second look. If you want help turning the real passages into a daily habit, Stoic coaching is built around that.

Want to Learn More?

If this resonated and you are ready to start building your own philosophy of life, a conversation with Benny as your Stoic coach can be a good place to begin. You can also sign up for the newsletter, The Pause, or watch or listen to the Via Stoica Podcast on YouTube, Spotify, or Apple Podcasts.

About the Author

Benny Voncken is the founder of Via Stoica and host of The Via Stoica Podcast. He has practiced Stoicism as a way of life for over seven years and draws on almost 15 years of teaching experience to turn dense ancient ideas into daily practice. Since 2023 he has coached clients around the world through one-on-one Stoic coaching. He also leads Stoic walks across Europe, writes the monthly newsletter The Pause, and has spoken at Stoicon.