Today we often think that before we start living a religious life we have first to accept the creedal doctrines and that before one can have any comprehension of the loyalty and trust of faith one must first force one's mind to accept a host of incomprehensible doctrines. But this is to put the cart before the horse.
Treat your kid like a darling for the first five years. For the next five years scold them. By the time they turn sixteen treat them like a friend. Your grown up children are your best friends.