What happened this week in the streets of East Harlem has shocked all New Yorkers who saw – or even heard about – the attack.

A shocking video shows a 14-year-old boy brutally assaulting a 15-year-old girl after she refused to give him her phone number.

The incident took place in broad daylight, just after school, on a public street.

The boy blocked her path, threatened her, then grabbed her from behind, threw her to the ground and stomped on her head.

She was hospitalized for a concussion.

He was arrested and charged with assault.

That would be enough to horrify any parent.

But violence itself is not the only element to consider; the reaction it provokes is just as revealing.

Other children stayed there watching.

Some took out their phones, not to call for help, but to record what was happening.

No one intervened, no one came forward.

This was not simply a case of a violent teenager who snapped.

It was a reflection of a culture that fails to educate its youth, even in a very basic way.

There is a lot of responsibility to be shared regarding what happened on that sidewalk, but the most troubling starting point is also the most obvious: pornography.

For years, we have treated the explosion of violent and degrading sexual content online as if it were a private matter, something adults could consume without consequence.

But this hypothesis has always been disconnected from reality.

Boys are being exposed to pornography earlier and earlier, often before they even have a real understanding of relationships, boundaries, or respect.

The idea that a girl could simply say no is replaced by something darker.

But pornography does not reach children by mere chance: it reaches them because adults have made it easy for them to access it.

Parents give smartphones to their children as soon as they leave primary school and then leave.

They do not monitor what is being watched, do not set clear limits and, too often, show absolutely no interest in the content that shapes their children's worldview.

Instead, they let algorithms, their peers, and the mass media do that work for them.

The result is a generation shaped by what captures its attention the longest — and that increasingly means the most extreme, provocative, and dehumanizing content available.

The repercussions can be seen not only in the boy who perpetrated the attack, but also in the children who chose to film it instead of stopping it.

This instinct did not appear out of thin air.

It has been cultivated by a culture that prioritizes virality over responsibility and attentiveness over action, where the first reaction to a shocking event is not to help, but to capture.

They weren't thinking about intervening. They were thinking about going viral.

It is a moral failing, but it is not exclusively attributable to them.

For years, parents have deluded themselves into believing that "today's youth" have unique flaws — more pretentious, more distracted, less resilient than previous generations.

It's an easy story because it shifts the responsibility from the adults.

But children cannot raise themselves.

If a generation grows up without a moral compass, it is because the adults responsible for providing one have failed to do so.

If they learn about relationships through pornography, conflicts through viral videos, and social status through social networks, it is because no one has consistently offered them a better frame of reference.