This book is an exploration of how modern astrology can illuminate emotional, sexual, and compatibility expectations, needs and motivations. Using a new language of energy that is based on the ancient "four elements" and is harmonious with that used by many advanced branches of the healing arts, the author focuses on how the energy field of the individual is intimately related to the larger energy field of the cosmic environment. Astrology as a language of energy can be astoundingly accurate and useful in illuminating individuals' energy exchange in all close relationships.The author shows the reader how to experiment by comparing birth charts, and explains, through detailed descriptions, people's psychological motivations and needs based on the positions of their Moon, Venus, and Mars. The appendices include astrological definitions and keywords, as well as numerous tables, so that the reader has all the necessary astrological information at his or her fingertips. This book is unique in explaining the energy language of astrology, and how it can be used for understanding compatibility. Any reader cannot help but re-think the way he or she understands close relationships and compatibility issues.