How to Stop Overthinking

The thought at 2 a.m.

You are in bed. The lights are out. The day is over and your body knows it. Your mind has not received the message. It is replaying the conversation from Tuesday, drafting an email you will not send, rehearsing a future that may never arrive, and somewhere underneath all of this, asking the same question on a loop. Did I get it right? Did I get it right?

Overthinking is not a personality trait. It is a habit the mind develops when it confuses motion with safety. Two thousand years ago, Marcus Aurelius wrote in his private notebook a single line that diagnoses the whole problem. "You do not have to have an opinion about this. Nothing requires it."

The Stoics, the Buddhists, and the Taoists figured out the same trick from three different angles, and they all converged on something that modern advice usually skips. You cannot stop overthinking by trying harder. You can only stop overthinking by changing your relationship to the thoughts in the first place.

Why willpower fails

The first instinct is always the same. Just stop thinking about it. That instruction has never worked in the history of human cognition. Try not thinking about a white bear. The bear arrives within three seconds.

Trying to suppress a thought is a form of attention to it. The Stoics knew this. So did the Buddhist teachers of the Pali canon. So did Lao Tzu, whose entire philosophy is built on the observation that pushing against something is a way of being controlled by it.

The way out is not suppression. It is detachment. There is a difference between noticing a thought and being inside it. Most of overthinking is the second. The work is to learn the first.

1. The Stoic question, from Marcus Aurelius

Marcus Aurelius ran an empire and still had time for the small invasions of his own mind. His response was a question he asked himself constantly. Is this thought actually necessary?

Most thoughts are not. They are reflexes. The mind generates them the way the skin generates sweat, automatically, in response to perceived threat. The threat is rarely real. The thought, however, still costs energy.

"Most of what we say and do is not essential. If you can eliminate it, you'll have more time and tranquility."Marcus Aurelius, Meditations

The practice is to interrupt the spiral with that question. Is this thought necessary? Half the time, you will notice it is not, and you can simply not engage with the next loop. The first time you do this it feels strange. By the tenth time, the spiral has lost a layer of grip.

2. The cloud, from Buddhist tradition

There is an image from the Theravada tradition that has been quietly powerful for two and a half millennia. Your mind is the sky. Your thoughts are clouds. Clouds are not the sky. They pass through.

When you are overthinking, you forget there is a sky. You start believing you are the storm. You are not. You are the place the storm is happening in.

Try this once today. When a thought spirals, instead of arguing with it, say silently to yourself: this is a thought. That is all. Do not analyse it. Do not try to make it go. Just label it for what it is, a cloud, and watch it move.

This sounds laughably simple. It is also the single most reliable technique humans have invented for breaking spirals. It works because it puts you back behind the thought instead of inside it.

3. The imagined trouble, from Seneca

Seneca wrote a famous line about anxiety. "We suffer more in imagination than in reality." He was writing to a friend named Lucilius, and the entire letter is worth reading. The point is one we still fail to absorb.

Most overthinking is rehearsal of a future that will not arrive. You play out the difficult conversation eighty times. The actual conversation, when it happens, takes four minutes. You imagined the firing for a month. The meeting was about something else.

The Stoic practice is to catch the imagined trouble and name it as such. Write it down. I am rehearsing X. The actual probability of X happening exactly this way is low. The actual cost of X if it did happen is bearable.

This is not positive thinking. The Stoics had no time for that. It is realism. Most of what you fear is smaller than the rehearsal suggests, and the rehearsal itself is doing more damage than the event would.

4. Wu Wei, from Lao Tzu

Lao Tzu would say you are pushing the river. The river is going where it is going. Your pushing is not changing its course. Your pushing is exhausting you and making the same trip louder.

Overthinking is almost always pushing. You are trying to think your way to certainty in a situation that does not offer certainty. The mind keeps churning because it believes one more lap will produce the answer. It will not. There is no answer to be found, only a decision to be made or a wait to be sat with.

"Do you have the patience to wait till your mud settles and the water is clear?"Lao Tzu, Tao Te Ching

The Taoist move is to stop stirring. Sit with the unresolved. Watch what arises when you stop forcing. Often, the answer comes in the silence. Sometimes there is no answer, and the question itself dissolves.

5. Montaigne, who lost the same fight

Michel de Montaigne was a sixteenth century French aristocrat who spent ten years reading and writing in a tower. He invented the essay. He also overthought almost everything, and he had the honesty to admit it.

His relief came from one observation. "My life has been full of terrible misfortunes, most of which never happened." He did not stop overthinking. He stopped trusting his overthinking.

That distinction matters. You cannot prevent the mind from generating loops. You can stop assigning them credibility. Every loop comes with a feeling of urgency, of importance, of this matters, you must figure it out now. Montaigne's gift to us is the permission to ignore that feeling, because most of the time it is lying.

Three practices to try this week

First, the labelling practice. Every time you catch yourself in a spiral, say silently this is a thought. Do not engage further. This is from the Buddhist tradition and it works within days.

Second, the worry list. At the same time each evening, write down everything you are overthinking. Read it tomorrow morning. You will be surprised how much of it has dissolved overnight or revealed itself as smaller than it felt.

Third, the unresolved sit. Once a day, for two minutes, sit with whatever you are trying to figure out. Do not try to solve it. Just hold it. Most answers people credit to thinking actually arrive in the gaps between thinking. Give the gaps a chance.

What stops working over time

If you do this for a few weeks, you will notice the spirals do not vanish. They get shorter. They lose teeth. You catch them earlier. You exit them sooner. You start to recognise the same three or four loops your mind likes to run, and the recognition itself becomes a kind of disarmament.

You will not become someone who never overthinks. You will become someone who overthinks less, recovers faster, and does not believe every alarm the mind sounds. The ancient philosophers did not promise perfection. They promised proportion. That, in a world that has lost its sense of scale, turns out to be enough.