Fruit of the observations of a disembodied companion, today a cult of spirit medicine, we find in this blessed volume a series of answers to inarticulate questions from how many interns at boarding school of physical experience, indicating the right direction in daily life. A book comparable to a precious recipe for preventive measures to guarantee inner health immunology assay, soul. Spiritual vaccination against falling into guilt complexes, of which one never knows what kind of anguish, imbalance, illness, or depression will leave. Starting from our home, how can we navigate the world and our relationships with others to make the right decisions? How could we acquire the necessary peace to live by serving the utility and yielding the good for the good of all? André Luiz recalled, very appropriately, the traffic laws that ensure order and tranquility on the world highways, if duly respected, and titled this book with the expressive caption "GREEN LIGHT. And reading his uplifting pages, it will be easy for us to note that in each chapter, we find signs of light, unveiling a clear path for us.