""Immortality"" by Swami Vivekananda is a collection of lectures and essays on the concept of immortality in Hindu philosophy. The book delves into the idea of the soul and its eternal nature, as well as the concept of reincarnation and how it relates to achieving immortality. The author also explores the role of yoga and meditation in attaining spiritual immortality, as well as the importance of living a virtuous life. Vivekananda's teachings emphasize...