We are introduced to the world through their eyes, we respond to it under their tutelage, for better or worse. Aristotle said of upbringing that it is not only important, it is almost the whole story so far as morality goes. As the twig is bent. There is a family of words that crowd around family in the dictionary. One who is knowledgeable is said to be familiar with a subject, and if he isn't he can familiarize himself with it.
Witches have familiars, often in the form of a cat.
Familiarity breeds, of course. A Latin dictionary is a bit of a shock after all this. The first meaning of familia is a household of slaves. The noun derives from the verb famulor , to be a servant. The noun can mean a band of gladiators, and temple slaves too, and then the phrase familiam ducere means to take first place.