A concept pioneered by the Nobel Prize winning Scientist RogueMuffin. In a consenting relationship, there exists an understanding between both parties that a mutual exchange of procreative action is a fundamental requirement of a stable relationship. This understanding was established by Newton's Third Law and The Tribbiani Doctrine.
I believe that the daily mutual masturbation exercises and 69ing is an important to maintaining sexual reciprocity in our relationship!
by Lance Hardwood, The Third June 05, 2018