I don't think it will hinder our country unless we crack down on immigration/visas. You know like my cousin's husband who keeps his Japanese and Panamanian citizenships, but still works over here as an aerospace engineer. My supervisor from Egypt. My college class friends from France, Morocco, Germany, India(lots of folks from india around here), peru, etc. While the vast majority of my acquaintances from high school look forward to nothing more than smoking their next joint.
In my (predominantly white) school the students treated the teachers with little or no respect, homework could be turned in late and the teachers had compassion. So few students knew the difference between the subject and the object that explaining when to use "who or whom" or "I or me"
Student's can't simplify easy rational equations.
Newton's laws are generally not known.
But by God we make sure they know that if "Heather Has Two Mommies" thats OK.