After the birth of our first child in 1968, we bought our first house. It was small…maybe a total of 1,000 square feet. It had a living room, dining room, small kitchen, three bedrooms, one bathroom, a detached one-car garage and a fenced backyard. There was a redbud tree in the front yard which had beautiful pink blossoms each Spring. Although Bill had never laid brick in his life, he decided that he would build a small circular brick wall around the base of the redbud tree. What we didn’t realize was that the ground around the tree wasn’t at …