As in any other relationship, it's important to be able to talk openly and honestly about sexual desires and concerns. However, in order to be able to have good conversations in bed, you have to be having good conversations outside of bed, too -- and not just about sex, but about all the other parts of the relationship.
We've come to expect more from our children (and teachers) educationally at an earlier and earlier age. Everyone now is expected to go to college in order to be "successful." Our ideas about discipline are very confused. Children are expected more than ever to perform and self-regulate their behavior.