Browse the inspirational fiction section of your local bookstore, and you will likely find cover after cover depicting virtuous young women cloaked in modest dresses and wearing a pensive or playful expression. They hover innocently above sun-drenched pastures or rustic country lanes, often with a horse-drawn buggy in the background--or the occasional brawny stranger. Romance novels with Amish protagonists, such as the best-selling trailblazer The...