Comparison is a death knell to sibling harmony.
From the psychological jousting between sisters in the early family arena emerge the first tentative boundaries of their personalities.
Both within the family and without, our sisters hold up our mirrors: our images of who we are and of who we can dare to become.
We are each other's reference point at our turning points.
A sister is both your mirror - and your opposite.
Every articulate family ... generates its own stories, explanations and myths to illuminate the differences in temperament and talent among its children, the lines of allegiance and influence between parent and child.