The book "Letters to a Friend, 1865-1872" is a collection of letters of the famous French composer Georges Bizet to his friend. In these letters, we get a unique insight into the creative process of the composer, his thoughts, emotions and experiences. The reader has the opportunity to witness the memories, impressions and thoughts of the author of the opera "Carmen" and "The Mistress of Arles". This book allows us to better understand and experience the creative path of the talented musician Georges Bizet.