Author Haley Straw returns today with part 5 of a new winter-themed series, drawing on one of her more challenging experiences as an Amish taxi driver. Part 1 is here, part 2 here, part 3 here and part 4 here if you missed them. My body knew it before my mind caught up. Face pale. Hands fidgeting. Legs bouncing uncontrollably. I shot nervous glances at Allen,…