That little nook where the steps curve away from the wall is where the encyclopedia live. The finish on the wood floor is worn thin right there because at our house, when we were growing up, most questions were met with the famous phrase "look it up". It is possible that by having put this into print I have moved the custom of learning to climb up and down the staircase safely out of the realm of tradition. Why is that? What exactly is a tradition? Look it up.