Introduction: Dreams have always fascinated people. They are mysterious, intriguing and often leave us with more questions than answers. While some dismiss dreams as mere figments of our imagination, others believe they have deep meaning and can provide insight into our unconscious mind. One tool that has been used for dream interpretation is the dream book, a guide that provides interpretations of various symbols that may appear in a dream. In this article we will look at the concept of dream books and their connection to the analytical psychology of Carl Jung. What is a book of dreams? A dream book, also known as a dream dictionary or dream guide, is a collection of symbols and their interpretations that are commonly found in dreams. Dream books can be found in various forms such as printed books or online resources. The purpose of a dream book is to help people interpret the symbols they see in their dreams and gain insight into their unconscious mind. Many dream books use a standardized set of symbols and interpretations, while others may vary depending on the author's interpretation. Analytical Psychology of Carl Jung: Carl Jung was a Swiss psychologist who founded analytical psychology, a theory that focuses on the importance of the unconscious mind and its influence on human behavior. Jung believed that dreams are a direct reflection of the unconscious mind and that dream analysis can provide valuable insight into the psyche. Jung's approach to dream interpretation was based on the idea that dreams contain symbols that represent different aspects of the psyche. These symbols are unique to each person and can only be understood in the context of the dreamer's personal experiences and beliefs. Jung believed that the process of dream interpretation involves not only the analysis of symbols, but also the study of the emotions and feelings associated with them. Jung's theory of archetypes is also important for understanding his approach to dream interpretation. Archetypes are universal symbols that are present in the collective unconscious consciousness of all people. These symbols represent fundamental aspects of the human experience and can appear in dreams in various forms. Examples of archetypes are the hero, the mother, and the trickster. Use of Dream Books in Analytical Psychology: Dream books can be a useful tool in analytical psychology because they provide a standardized set of symbols and interpretations that can be used as a starting point for dream analysis. However, it is important to remember that dream books should not be used as a definitive guide to dream interpretation. Jung believed that symbols in dreams are unique to each person and can only be understood in the context of the dreamer's personal experiences and beliefs. When using the dream book in analytical psychology, it is important to approach it with an open mind and use it as a starting point for analysis rather than as a definitive guide. Jung believed that dream interpretation is an ongoing process that requires the dreamer to explore his emotions and feelings associated with the symbols in his dreams. Conclusion: Dream books can be a useful tool for interpreting the symbols that appear in our dreams. However, it is important to approach them with an open mind and remember that they should not be used as a definitive guide to dream interpretation. Carl Jung's analytical psychology provides a framework for understanding the importance of the unconscious mind and the symbols that appear in our dreams. By analyzing our dreams and exploring the emotions and feelings associated with them, we can gain valuable information about our psyche and use this information to improve our lives.