It is just as simple as having common sense, not only for logical and basic biology and protection for the children so they can decide once they truly understand what they want to do by being smart and not fight basic nature and logic that all comes to that in 100 years they will look at our bones and there will be no importance and way to define if you were a different gender in your head because all that matters is what you did while you walk on this earth and how you lived.