The book "What is Life?" authored by Lucien Sina, offers a multifaceted exploration of the concept of life, drawing from philosophical, scientific, biological, cultural, and spiritual perspectives. It delves into the ethical considerations surrounding life and incorporates personal reflections to provide a comprehensive understanding. This thought-provoking work culminates in insightful conclusions about the nature of life, making it a compelling read for those interested in a deep and holistic examination of this fundamental subject.