If you are part of a religion that very strongly insists that you believe then to decide not to do that is quite a big hurdle to jump over. You never forget the thought process you went through. It becomes part of your whole intellectual picture.
Thus the standard library will serve as both a tool and as a teacher.
After all C++ isn't a perfect match for Java's design aims either.
Our government is the potent the omnipresent teacher. For good or ill it...
If you don't have a teacher you can't have a disciple.
If we can teach a teacher we can reach more people.