There was a businessman who had five kids, his wife stayed home to care the kids. And it never failed, he'd come home from work and Mom, needing the care and advice of another adult, would begin to tell him all the things that went wrong during the day. And which of the kids needed further disciplining from Dad.

One day the stress of work got to Dad, as Mom regaled him with the various trouble HIS children had gotten into and he lost it. "Honey, just once, just once couldn't you greet me at the door with GOOD news?" Mom was a little hurt but and the very next night as Dad walked in the door, Mom said: "Well, I've got good news." Dad's face lit up and Mom said, "Four of you children didn't break their arm today."

After years of research they came up with two major theories as to how men c…