"You want to get in the line for me please?" One of my favorite ladies who works at my favorite Goodwill store had made eye contact with me. I was in what I thought was "the line" but clearly it was not. I snapped to attention, looked where she was pointing, muttered "sorry" and hightailed it to the end of the line. Very far from where I was standing, which was very close to her register. "I'll get you!" she hollered in her normal, good-natured way. Surprisingly, the long line fed into three registers so it moved pretty quickly. And sure enough, I did end up at her register. "I told you I'd get you!" she said with a smile. I laughed and said something to the effect of never knowing how the lines are going to work on any given day, and I was telling the truth. That Saturday they formed one long line along the ends of some clothing racks in front of the registers. Other weeks the line forms the opposite way, down an aisle betwee...