What are you looking at, Bobo?

Then his eyes leave the reporter. Something beyond the camera has caught them.

For two seconds he looks confused, like a man trying to place a face. Then annoyance. Then, so briefly you could miss it, a flicker of something harder: frustration, perhaps anger.

“Tranquilo, tranquilo, Leo,” says the reporter gently. Easy, easy, Leo.

And Messi is calm again, talking through the match like a coach going over the game tape. He carries on like that for well over a minute.

Five seconds out of ninety. Ask anyone in Argentina which bit they remember.

To understand those five seconds, you need the two hours before them.

Argentina led 2–0. Then Wout Weghorst, a tall Dutch striker who had come off the bench, scored twice, the second in the final moments from a cleverly worked free kick: instead of shooting, the taker passed the ball into the box for Weghorst to score. Extra time, penalties, and Argentina through. Along the way came multiple mass confrontations, 18 yellow cards and one red, a World Cup record. FIFA opened disciplinary proceedings against both teams.

Messi was furious with the referee for awarding that late free kick. Weghorst, for his part, has said that after the match he only wanted to shake Messi’s hand. Whatever happened off camera, it was Weghorst whom Messi saw over the reporter’s shoulder.

One shopkeeper explained why it caught on: Messi had always been so calm and quiet that this was something new. Fans said that, at last, he reminded them of Maradona.

And one 67-year-old woman bought the T-shirts for her three grandsons, saying the phrase was mild and even sweet compared to what is usually shouted at football in Argentina.

Keep that image in mind: a grandmother buying her grandsons the words of their hero’s angriest moment. Because 60 years earlier, a psychologist at Stanford University had shown exactly what happens next.

In the early 1960s, Albert Bandura invited 72 children, aged three to five, into a playroom at Stanford’s nursery school. Some watched an adult attack a large inflatable clown called a Bobo doll: punching it, hitting it with a mallet, kicking it around the room. Others watched an adult play quietly.

Later, each child played for 20 minutes in a room of toys, including a smaller Bobo doll, while researchers watched through a one-way mirror. The children who had seen the aggressive adult were far more likely to attack the doll themselves, often copying the adult’s exact actions and words. They didn’t need to be rewarded, or told to do it. Watching was enough.

A few years later, Bandura went further. This time, children watched a film of an adult attacking the doll, but with three different endings. In one, the adult was rewarded with praise and sweets. In another, the adult was told off. In the third, nothing happened.

Then each child was left with a Bobo doll of their own, and Bandura counted.

The children who had watched the adult being told off copied the least. On the face of it, punishment worked.

Then came the twist. Bandura offered every child a reward for showing what the adult had done, and the differences largely disappeared. The children who had held back could do all of it, in detail, when it was finally worth their while.

They had learned it either way. Seeing the punishment had only stopped them performing it.

Now watch those five seconds again, the way Bandura would.

The model is the most admired footballer on earth, famous for being calm. That alone makes the moment impossible to miss. The behaviour is a short, catchy phrase that anyone of any age can repeat.

And the consequences? On the night, there was a gentle “tranquilo” from a reporter. It worked: Messi calmed down at once. But that wasn’t the reinforcement anyone else saw. What followed was praise, merchandise, songs, comparisons with a national legend and, nine days later, the World Cup itself.

In Bandura’s terms, that is the rewarded-model condition, played out on a national scale.

There is one more difference between Bandura’s playroom and real life. In the experiment, researchers controlled exactly what the children saw. With a viral moment, editors do.

The full interview shows a calm professional having a brief wobble. Many of the versions that spread were far shorter. Most people never saw the 85 seconds of calm analysis. The edit decided which Messi there was to copy.

Children rarely copy everything a footballer does. They copy the moments the adults around them repeat, replay, laugh at and buy.

Messi gave the world 90 seconds. We chose the five.

OptionalWatch the full interview: the post-match tunnel interview on YouTube.