I think that will be very difficult indeed. The problem is also that all change must come from within. Would young children and teenagers buy into the idea of their parents that buying things isn’t going to make them happy? After all, it’s natural for us to want things (like food, shelter, etc) so why not a new toy to play with? You learn the most from your failures so you must realize yourself one day that you’ve spent money on things that only brought temporary happiness…