When he began his veterinary practice decades ago, Marty Goldstein developed innovative treatments and preventative strategies to help save lives. With time, scientific advances have proved many of his ideas to be correct, and here he comments on the many changes in the field in recent years. Recounting stories of memorable cases from throughout his career, Goldstein explains the latest approaches to nutrition, therapies, cancer treatment, and vaccinations, and offers impassioned insights into the spiritual nature of animals.