He who does not love and cannot love is dead. Such individuals are really the most selfish and most miserable. As a child we receive affection and care from our parents. This love is largely passive or receptive. When one becomes a parent, love is expressed unconditionally without expecting to be rewarded.
Parental love is sacrificial love.
Thus a good family, particularly a God-centered family, provides an ideal environment for one to learn the three basic forms of love in a natural way. Such teaching appears to be rather novel these days. 43 Unification theology is therefore a middle way avoiding Protestant and existentialist individualism as well as secular totalitarian statism. This Enlightenment phrase shows that morals are not merely social customs. Morality is part of nature itself.