In ‘Changing One’s Thinking Changes One’s Life: Lectures on Mental Science, ‘ Thomas Troward presents a compelling collection of essays that explore the profound relationship between thought and reality. Adopting a lucid and engaging literary style, Troward skillfully weaves metaphysical concepts with practical insights, employing a blend of psychological theory and spiritual philosophy. His work is situated within the late 19th-century New Thought movement, reflecting the shift towards understanding the mind’s potent role in shaping personal destiny and societal conditions. Thomas Troward was a pivotal figure in the New Thought movement, an English author whose explorations into the workings of the human mind inspired many. His background as a barrister, combined with his deep interest in Eastern philosophies and Western occultism, informed his belief in the transformative power of thought. Troward’s insights into mental science stem from both personal experience and a rigorous examination of contemporary spiritual ideas, making his work a significant contribution to the fields of psychology and spiritual development. I highly recommend ‘Changing One’s Thinking Changes One’s Life’ to anyone seeking a deeper understanding of the interplay between thought and existence. Troward’s lectures not only challenge traditional perspectives on personal agency but also encourage readers to embrace a proactive mindset towards their lives. This text is invaluable for those interested in self-improvement, psychology, and spiritual growth.