"A man has a need for assurance as to paternity of his children. He is therefore willing to provide for a woman in exchange for exclusive sexual access. Legitimacy is the consequence of this transaction rather than its motivation." -Ancient History of Marriage/Wiki
41% of US children born today are fatherless. Gay marriage legal in 13 countries and counting.
After 6,000 years, what caused this logical marriage process to collapse during the last five decades? Does Focus on the Family get it yet?