Hope for frazzled families Parents of teenagers need new role models. When our cubs are young, Mama Bear is a fine example: strong, smart, sassy, sure of herself. But she is a dangerous role model when our kids turn into adolescents. When puberty hits and life turns into a three-ring circus, Mama Bear hibernates. Goes to sleep on the job. Parents do the same: we tend to check out (because teenagers are awful and we're exhausted), leaving our kids vulnerable on their rocky journey toward adulthood. From a high school teacher (and parent) who has seen it all, here is some frank, funny,...