Family doctor and psychologist Leonard Sax explains what we see instead in his book, The Collapse of Parenting:

In American culture today, same-age peers matter more than parents. And parents are reluctant to change the rules—to insist, for example, that time with parents and family is more important than time with same-age peers—because parents are suffering from the “role confusion” described by Elias. They are unsure what authority they ought to have and how to exercise it. As a result, it’s much harder for American parents to teach Fulghum’s Rules to their kids. And the older the child, the more true that is. In one study, the attitude of American teenagers toward their parents was described as “ingratitude seasoned with contempt..”