You're seeing the consequences of young people growing up during COVID. It is very, very difficult to unlearn what we were socialized for in our youth.
For most people who experience this, it literally is too late to change their ways. It's possible but requires extreme effort and likely years of therapy.
There's no amount of well meaning aphorisms older generations can pull out to make this better. It is a public mental health crisis and needs to be treated as such, not treated as individual failure.