Smooth. Quiet. A surface you could see your own face in. I had read somewhere that the goal of sitting still was an empty mind, and so I went looking for emptiness the way you'd look for a set of keys, patting down every pocket, getting more frantic the longer it took.

You cannot empty your mind. I want to say that plainly, because for a long time nobody said it plainly to me. The mind makes thoughts the way the body makes warmth - not as a flaw to be corrected but as the simple evidence that it is alive. And the trying to stop it, the effort itself, is the very thing that fills the room. You sit down hoping for silence and within four seconds you are thinking about how you are not silent yet, and then thinking about that, and the noise compounds.

I know how this feels from the inside.

In the early weeks of my morning ten minutes, I treated stillness like a test I was failing. I'd settle on the kitchen chair while the kettle ticked, close my eyes, and almost immediately a thought would surface - the email I hadn't sent, the particular shade of a client's disappointment, whether I'd left the car unlocked - and I would feel a hot little flare of failure. There it is again. I'm doing it wrong. I'd push the thought down like holding a beach ball under water, and it would shoot back up, and a second one would arrive behind it, faster, because now I was anxious about the first.

It did not occur to me that the anxiety was the only thing I was actually generating. The thoughts were always going to come. The struggle against them was extra. I had added a second, louder layer of noise on top of the first, and then blamed the first.

What changed wasn't a technique. It was a small, almost embarrassing realisation that arrived on an ordinary Tuesday. I was sitting there, losing the same battle, when I noticed a thought come and - because I was tired, because I'd given up on getting it right that day - I simply didn't grab it. It rose, the way a thought does, and I watched it the way you'd watch a bird cross a window. It was there. Then it wasn't. I hadn't pushed it away and I hadn't followed it. I'd just let it pass through the room without standing up to greet it.

And the room was, for a moment, wider.

That was the whole thing. Not an empty mind - a mind I'd stopped chasing through. The thoughts kept arriving, the email and the car and the disappointment, but I no longer felt obliged to get up and walk with each one down its corridor. I could let them come into the doorway and leave without me. The stillness was never in the absence of thought. It was in the absence of pursuit.

I think we get told, somewhere along the way, that a calm person is someone with nothing in their head. So we measure ourselves against a blankness that was never available to anyone, and we feel like the only one still struggling while everyone else has achieved the smooth water of the desk fountain. But I have come to suspect the calm people are not empty at all. They are simply not running. Their thoughts arrive like everyone's and they let them go by, and what looks like serenity from the outside is really just a person who has stopped trying to win.

There is enormous relief in this. I can't overstate it. The day I let go of clearing my mind was the day stillness became possible, because I was no longer holding the door shut against my own life. Practice stopped being a performance I either passed or failed. It became something closer to weather - I'd sit, and things would move across me, and I'd let them.

If you want to try something, try this. The next time you sit down to be still and a thought arrives - and it will, almost at once - see if you can resist doing anything about it at all. Don't push it away. Don't chase it down. Don't grade yourself for having it. Just notice it the way you'd notice a sound from another room, and let it carry on past you. When the next one comes, and it will, do the same. You are not trying to stop the traffic. You are only declining to chase the cars.

You will fail at this, often, and that is not a problem either. You'll catch yourself three streets down some long worry, halfway through rehearsing a conversation that hasn't happened. That moment of catching is not the failure. That moment is the practice. You simply come back, gently, and let the next thought pass.

I don't keep a fountain on my desk anymore. I gave up wanting my mind to be a surface you could see your face in. What I have instead is something I'd never have reached by trying harder - a quiet that doesn't depend on the room being empty. The thoughts still come. They always will. I've just stopped getting up to follow them, and in that small refusal there is more rest than I ever found in the chase.

The mind was never the noise. The chasing was. And you are allowed, this morning, to simply stop running.