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Received — 1 June 2026 SpaceDaily News

Thought of the day from Stoic philosopher Marcus Aurelius: “Each of us lives only now, this brief instant. The rest has been lived already, or is impossible to see.”

1 June 2026 at 19:36

The kettle is doing its thing. Light is coming in sideways across the kichen table, the way it does early, catching the steam coming off the cup. Outside there’s a motorbike, then another, then the muffled start of the street waking up.

And I am not in any of it.

I am three emails ahead, rehearsing a sentence I’ll say later, or mulling over something that happened last week and cannot be changed. The coffee goes cold. The light moves on. I drink it lukewarm and barely taste it. This is the scene most mornings, if I am being honest.

A quick note before I go further: I’m not a psychologist or a therapist, and this is a piece of reading and reflection, not advice. The one study I lean on below is observational, which means it describes a pattern across a lot of people, not a rule about you or any single morning of your life.

The line that keeps pulling me back to that cold cup is from Marcus Aurelius, the Roman emperor who wrote a private notebook to himself that we now call Meditations. In Gregory Hays’s translation, Book 3.10, he writes: “Each of us lives only now, this brief instant. The rest has been lived already, or is impossible to see.” Just before it, he tells himself: “Forget everything else. Keep hold of this alone and remember it.”

Read it slowly and it’s almost a piece of accounting. The past is spent, gone, unrecoverable. The future is not yet here and most of it you’ll never see anyway. The only thing you actually have, the only ground you can stand on, is this instant. He isn’t being mystical about it. 

This is a philosophical claim about how to hold your attention, not a settled scientific fact about how consciousness works but as a way to frame a morning, I find it hard to argue with. The cold coffee was real. The email I was rehearsing wasn’t, not yet. I traded the thing that was happening for two things that weren’t.

I read Meditations properly a few years ago, during a stretch of failure and confusion when I was rooting around for something solid to hold. What struck me most wasn’t the advice. It was the continuity. Here is a man who ran an empire, and his private worries are my not unlike my worries. Reputation. Mortality. What other people think. Whether the work matters. Two thousand years, and the furniture of the human head has barely been rearranged.

Knowing the present is all you have, and actually living there, are two completely different skills. The mind has its own gravity, pulling backward and forward, almost never down into the now.

There’s one study I keep coming back to on this. In 2010, the Harvard psychologists Matthew Killingsworth and Daniel Gilbert built an iPhone app that pinged 2,250 volunteers at random moments and asked what they were doing, how they felt, and whether their minds were on the task in front of them. The volunteers reported their minds wandering 46.9 percent of the time. Nearly half of waking life, somewhere other than here. Killingsworth’s summary was that “our mental lives are pervaded, to a remarkable degree, by the nonpresent.”

This is one study, not settled consensus, and the effect it found was modest rather than enormous. What made it stick with me is what it suggested about mood. Killingsworth has said that how often our minds leave the present, and where they go, predicted happiness better than the activity people were actually doing. Drifting seems to drag mood down. The phrase the researchers used, which is a little too neat for a single study but lodges anyway, was “a wandering mind is an unhappy mind.”

I am bad at this. I have not solved anything. But a few small things have nudged me, on good days, closer to enjoying the cup of coffee and further from the imaginary email.

The first is novelty, and I learned it by accident. My first year living in Vietnam felt enormous. The city, the noise on the streets, food I’d never eaten, a language I couldn’t read, the person I was slowly turning into. In retrospect that year is longer and richer than most years since. Nothing was automatic, so nothing got skipped. The brain can’t autopilot through what it doesn’t recognize yet. I can’t move to a new country every year, but I can walk a route I don’t know, and it pulls me back into the present the way a comfortable routine never does.

The second is duller and more reliable: noticing one physical thing on purpose. The heat of the cup. The actual taste of the first mouthful. It sounds almost too small to count, and it isn’t a cure for a wandering mind. It’s just a handle. A way to land for a second before the gravity takes over again.

The third is lowering the bar. Marcus wasn’t writing a finished man’s manual. He was talking himself into it, the same exhortation over and over, because he kept failing at it too. That’s the part I find oddly comforting. The point was never to live perfectly in the present. It’s to come back, again, when you notice you’ve drifted.

If any of this is landing closer to home than it is interesting, and the pull away from the present feels less like a habit and more like something heavier, a qualified counsellor or therapist is worth talking to.

Now read this next: Psychology suggests people who browse social media but never post or comment aren’t passive — they’ve simply opted out of the performance while retaining access to the information, which is a sign of quiet self-awareness

The post Thought of the day from Stoic philosopher Marcus Aurelius: “Each of us lives only now, this brief instant. The rest has been lived already, or is impossible to see.” appeared first on Space Daily.

In a 1999 experiment, people were asked to watch a short video and count how many times a basketball was passed. Around half of them completely failed to notice a person in a gorilla suit stroll into the middle of the scene 

1 June 2026 at 15:30

In 1999, psychologists showed people a short video of a basketball being passed around, asked them to count the passes, and then watched as about half of them failed to see a person in a gorilla suit walk straight into the middle of the scene. 

Not a subtle gorilla. Not a gorilla tucked away in a corner. A person in a full gorilla suit, dead center. And roughly one in two viewers, eyes open and pointed at the screen, simply did not see it.

Before going further, a small note. I am not a psychologist or a neuroscientist, and this is one person reading the research and reflecting on it, not advice about your attention or your mind. The studies here are findings from particular groups of people, not laws about how every individual works.

What Simons and Chabris found

The experiment belongs to Daniel Simons and Christopher Chabris, who published it under the title “Gorillas in our midst.” Two teams (mostly students), one in white shirts and one in black, pass basketballs around. You are told to count the passes made by the white team. While you are busy counting, the gorilla strolls in.

The detail that has always stuck with me is not just the missing. It is the certainty. People are sure they would have caught it. As Simons has put it, “What’s interesting is not just that people miss things, but that people are convinced that they would see it.” Tell someone about the experiment and they nod along, quietly confident they are in the half that notices. Most of us are not as immune as we feel.

The name for this is inattentional blindness, the failure to perceive something fully visible because your attention is committed elsewhere. The gorilla is right there. The photons are hitting your retina. But seeing, it turns out, is not the same as looking. Simons argues the harder conclusion is the one worth sitting with. He told LiveScience: “Although people do still try to rationalize why they missed the gorilla, it’s hard to explain such a failure of awareness without confronting the possibility that we are aware of far less of our world than we think.”

That last phrase is his interpretation, not a settled fact. But it lands.

Why a working brain misses a gorilla

The reflex is to call this a failure. A glitch. Something a sharper, more present person would not do. I do not think that is right. The brain is not broken when it misses the gorilla. It is doing exactly what attention is built to do, which is to choose.

You cannot take in everything. The world offers far more than any mind can hold at once, so attention works by selection, which means it works by exclusion. Counting passes is the task you were given, and your brain quietly drops everything that does not serve it. The gorilla is not the task. So the gorilla is gone.

What makes this hard to dismiss as a quirk of bored undergraduates is that it holds up in people whose entire job is looking carefully. In 2013, the attention researcher Trafton Drew and his colleagues inserted a small image of a gorilla into lung CT scans and asked radiologists to search for nodules. Most missed the gorilla, even though eye-tracking showed they had looked right at it. As the researchers   put it, “When engaged in a demanding task, attention can act like a set of blinders, making it possible for salient stimuli to pass unnoticed right in front of our eyes.”

This is one study with a small sample, not the final word on expertise. But Drew’s explanation of the mechanism is the part I keep returning to. The radiologists, he told NPR, “look right at it, but because they’re not looking for a gorilla, they don’t see that it’s a gorilla.” Expertise did not protect them. In a way, it made the blinders narrower.

The gorillas in an ordinary week

I went looking for the milk last week and could not find it. Opened the fridge, looked for about four seconds, concluded we had run out, and closed the door. My wife found it thirty seconds later, sitting on the second shelf, exactly where it always lives. I had looked directly at it. I had not seen it because we usually get a carton, and what was in front of me was a bottle. The bottle was not in my search pattern, so my brain filed it under absent.

It is such a small and stupid example that I almost did not include it in this piece but I think the small examples are the ones worth paying attention to, because they catch you without your defences up. You cannot tell yourself you were stressed or overloaded. You were just a person looking for milk, and you missed it.

The bigger version of this is what happens outside. I walk a lot, between cafes mostly, or just to clear my head between things. And I have noticed, over a long time of walking, that what I see on any given day is very heavily shaped by what I am already carrying. On the days I am working through a problem I walk through the world like a person watching television with the sound off. There are streets and buildings and other people, and they register at some level, but they do not really arrive. I have walked past things I later could not describe at all.

The days I am not carrying anything in particular are different. A tree I must have passed four hundred times suddenly has a detail I have never clocked. The light on a wet footpath does something I cannot explain. A bird is doing something faintly ridiculous on a bin. None of this is revelation. But it is there, continuously there, and it only shows up when I am not already looking for something else.

I think this is the version of inattentional blindness that costs the most and gets talked about the least: the ordinary, ambient failure to see the things that are not in your task stack. Not a gorilla in a lab video. Just the day, going past.

Someone you speak to every week is struggling, and you do not see it. Not because you are callous, and not because they are hiding it especially well, but because you are looking at them through whatever frame you already have. You have a model of this person — fine, capable, the one who sorts things out — and so when you look at them you see the model and not quite the person. The gorilla is there. Your eyes are open. The frame is doing the work.

I have been on both sides of this, missed and misser, and I am not sure which one leaves the stranger feeling. Missing someone feels, in retrospect, like something that happened behind your back. You were not ignoring them. You were simply not looking for what was actually there.

Attention is a trade, not a flaw

It would be easy to read all this as a story about how oblivious we are, and to leave a little ashamed of our own narrow eyes. I do not think that is the useful reading. The gorilla experiment is not proof that we are stupid. It is proof that attention costs something, and that the cost is always paid in everything you are not attending to.

Every time you lock onto one thing, you are quietly agreeing not to see a hundred others. That is not a malfunction. That is the deal. The only conclusion I can find, after sitting with this for a while, is a small and slightly humbling one. Since I cannot see everything, it is worth occasionally asking what I have decided not to look at, and whether I picked the right thing to count.

The gorilla is almost always somewhere in the frame. The question is never whether you are missing something. You are. The question is whether the thing you chose to watch was worth the things you didn’t.

The post In a 1999 experiment, people were asked to watch a short video and count how many times a basketball was passed. Around half of them completely failed to notice a person in a gorilla suit stroll into the middle of the scene  appeared first on Space Daily.

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