But change is not a bolt of lightning that arrives with a zap. It is a bridge built brick by brick, every day, with sweat and humility and slips. It is hard work, and slow work, but it can be thrilling to watch it take shape. I believed I could not quit drinking, that people would not like me sober, that life would be drained of its color — but every ounce of that was untrue. Which made me wonder what else I believed that was untrue. What other impossible feats were within my grasp.