"The Error Of My Life"

I had the misfortune to marry a widow. She had a daughter. If I had known, I never would have. My father, to greater misfortune, was a widower. He fell in love and married my wife's daughter, so my wife was the mother-in-law of her father-in-law, my stepdaughter became my mother and my father was my son-in-law at the same time. Soon my stepmother brought a boy to the world, who was my brother, but he was my wife's grandson, so I was my brother's grandfather. With the passage of time my wife brought to the world a man who, being my mother's brother, was the brother-in-law of my father and uncle of his children. My wife was the mother-in-law of her daughter. I, on the other hand, am a father of my mother, and my father and his wife are my children. Also, I am my own grandfather ...