It's that they don't study with the ferociousness and all-out commitment of people who realize (or who have parents who realize) that outstanding school performance is their one shot at big-time opportunity in America.
There is more opportunity in America for the well educated.
Anyone who is successful in America is well educated.
5 people are eating at a restaurant.
It is very difficult.
This is a good thing because it will definitely help the economy.
Near the beach, two children are playing volleyball.
My two children occupy most of my time, but I do like to do it when I find time.
A crowd is at a concert.