If you spend any time watching people with very different amounts of money move through the same social spaces, you stop believing the script most of us were given.

Some of the classiest people you’ll ever meet have very little money. Some of the wealthiest people you’ll ever encounter behave in ways that are the exact opposite of what the word “class” is supposed to mean. The gap between the two isn’t a coincidence. The research actually explains it.

The uncomfortable finding from Berkeley

Over the past fifteen years or so, psychologists Paul Piff, Dacher Keltner, and their colleagues at Berkeley have published a series of studies on what happens to empathy, generosity, and ethical behaviour as social class rises. The results have been surprisingly consistent, and they don’t flatter our cultural assumptions.

In a paper published in the Journal of Personality and Social Psychology, Piff and his collaborators ran four separate studies on social class and prosocial behaviour. Across all four, lower class participants proved to be more generous, more charitable, more trusting, and more helpful than their upper class counterparts. The researchers linked this to stronger egalitarian values and higher levels of compassion among people who’d been exposed to harder lives.

In another widely cited set of experiments, summarised by Scientific American, Piff and Keltner found that drivers of expensive cars were significantly more likely to cut off other motorists and fail to yield to pedestrians than drivers of cheaper cars. Wealthier participants were also more likely to agree that greed is beneficial and morally defensible.

None of this means wealthy people are villains and poor people are saints. The finding is subtler. It’s that wealth, on average, does something to the social nervous system. It dampens attention to others. It raises a quiet wall.

The behaviours that reveal the opposite of class

Once you know what to look for, you see them everywhere.

The wealthy guest who talks over the restaurant staff. The luxury-car driver who leans on the horn the moment the light turns green. The executive who treats service workers like background furniture. The philanthropist whose generosity always happens near a camera. The wine connoisseur who uses their knowledge to embarrass people instead of welcome them. The person who name-drops a designer every fourth sentence.

None of this is about money. It’s about using money as a substitute for the inner work that actual class requires. The louder the display, the more it usually compensates for something missing underneath.

The behaviours that reveal real class, with or without money

On the other side, research and everyday observation point to the opposite in people with almost nothing.

The street food seller who remembers every regular customer’s order and asks after their kids. The older woman who, when a young stranger’s groceries split open in a lift, kneels down without a word and starts helping gather them. The mechanic who works an extra hour past closing to fix a traveller’s bike because they have a flight to catch, and then charges normal rates.

This is class. Nobody taught it in an etiquette school. It doesn’t come from a wine list. It comes from the same psychological source Piff’s research keeps pointing at — a baseline orientation toward the welfare of others that isn’t switched on by money and isn’t switched off by poverty.

The thing money can’t buy, and poverty can’t prevent

What separates the two comes down to one specific quality. It’s the capacity to see other people as full and equal in the moment they’re in front of you, regardless of what they can do for you.

Money can’t buy this. You can hire trainers, consultants, image coaches, and stylists, and you still won’t have it if you don’t have it already. Poverty can’t prevent it either. People living on less than most of us spend on a coffee in a week can carry themselves with a dignity that makes a room change temperature when they walk in.

It’s not about resources. It’s about what you do with your attention and your assumptions about other humans.

Why wealth quietly erodes it

The reason this is worth understanding, even if you’re not rich, is that most people will have more money in their later years than they did starting out. And the research suggests that a small psychological drift happens whether you want it to or not.

Keltner has described studies showing that lower class individuals have a stronger vagus nerve response to images of suffering children than upper class individuals do. The body itself responds differently. Over time, without deliberate counter-practice, prolonged exposure to comfort and insulation dulls the default compassion we started with.

Piff and his colleagues have also shown that the effect is not fixed. In one study, simply asking wealthy participants to list three benefits of treating others as equals was enough to shift their behaviour back toward egalitarian norms. Which means the drift is real, but so is the correction.

What the Buddhists understood about this centuries ago

When I wrote Hidden Secrets of Buddhism, one of the ideas I kept coming back to was the concept of mudita — the capacity for sympathetic joy — and its shadow, the slow hardening of the heart that comes from too much comfort. The Buddha didn’t teach that money was the problem. He taught that clinging was, and that clinging tends to show up more easily in people who have something to lose.

The older woman with almost nothing who gives easily, who smiles at strangers, who doesn’t flinch when someone makes a mess, has practised something most wealthy people never do. She’s practised being in the same world as everyone else, instead of building a private one.

That practice is what class actually is. The Buddha called it metta. You can practise it on any income. You can also abandon it on any income.

The real test

If you want to know whether someone has class, don’t look at their watch. Don’t look at their car. Don’t look at how they dress for a wedding or which fork they pick up first.

Look at how they treat the person pouring their drink. Look at whether they say thank you to the cleaner in their office building. Look at whether they give their attention to someone who can do nothing for them. Look at whether, when money leaves the room, they change.

The ones who don’t change are the ones who had it all along. And the ones who only had the performance of it — the ones whose warmth depends on whose company they’re in — are the ones the word “class” was never actually describing.

Money bought them the costume. It couldn’t buy them the thing underneath.