I like to walk. So most every day I trot off from our Atlanta-area home and go a few miles around the extended neighborhood. On a recent end of July day it was a little harder to get motivated as it was pushing 100 degrees and I was without my trusty iPod. When I have music to serenade me, I can tolerate most any inclement condition, but on this day all I had were my random thoughts to distract from the suffocating heat. And I suppose thoughts do not get any more random than what I'd read on a pencil a few hours before and the zodiac sign Leo. The pencil was on the bathroom counter when I got up, a souvenir embossed with the name of the Robert Frost farm in Derry, NH, which we had visited for the first time in 2006 ...