Sitcoms are making a comeback, but you've got to have a little quirkiness in there now.
Before the child ever gets to school it will have received crucial, almost irrevocable sex education and this will have been taught by the parents, who are not aware of what they are doing.
This, and this alone, is Christianity, a universal holiness in every part of life, a heavenly wisdom in all our actions, not conforming to the spirit and temper of the world but turning all worldly enjoyments into means of piety and devotion to God.