At 24, on weekends (when I had them off) for a while, I took to walking through the too-large, too-empty colorless high-ceilinged rooms of my new house, walking slowly past the new furniture, wondering where my soul had gone. Time stretched into frightening nothingness and it seemed that by walking — slowly, endlessly walking — I could somehow fill that void. It’s easy to find ways to fill up the void.  Having a job that you take home nights and weekends, every night and every weekend.  Having children.  Then having more.  Letting life revolve around you, propelling you round and round, always in a different direction, any direction. There are…