FEDERAL INSURANCE PLANS AND THE LAW OF NATURE: CARL MILTON LEVIN, US SENATOR SINCE 1979. IF AGING IS A NATURAL CONDITION THAT MUST BE OBEYED, THE SUBSCRIBERS WHO CONTRIBUTE UNDER THE MANDATE CALLED FEDERAL INSURANCE CONTRIBUTIONS ACT MUST BE PROVIDED THE SAME RELIEF WHEN THEY REACH OLD AGE(65) AND FULL RETIREMENT AGE(67).