Personal HealthAfter an afternoon swim at the local postage-stamp sized pool in Earlville, Iowa, my younger sister (age 7) and I (age 9) would return to our grandmother’s house ravenously hungry. Most of the time, Grandma served us a steaming bowl of cabbage, carrot and potato soup, made with three vegetables abundant in her garden. We devoured the soup, along with warm bread slathered in butter and glasses of cold milk. To this day, I credit my grandmother with teaching me …