Some years ago I had an assignment with Cape Cod Life to write an article on Plimoth Plantation in Plymouth, Massachusetts. I spent more than three hours watching and listening to first-person interpreters in the Pilgrim and Native American villages chat among themselves and with visitors from all over the world as they swept out dwellings, chopped wood, waited for delicious-smelling bread to bake, and completed other daily tasks. The longer I stayed, the more the line betwe