In all conversation between two persons, tacit reference is made, as to a third party, to a common nature. That third party or common nature is not social; it is impersonal; is God.
The percent likelihood of a society becoming physically violent if it is physically affectionate towards its infants and tolerant of premarital sexual behavior is 2 percent. The probability of this relationship occurring by chance is 125,000 to one. I am not aware of any other developmental variable that has such a high degree of predictive validity.