Dad needs to show an incredible amount of respect and humor and friendship toward his mate so the kids understand their parents are sexy, they're fun, they do things together, they're best friends. Kids learn by example. If I respect Mom, they're going to respect Mom.
The mistake is to imagine that perfection is possible when the very idea is unthinkable.
But God, who is the Eternal Mind, is undoubtedly of excellence, complete and perfect in every part.