This book contains letters from St. Theophan the Recluse, in which he answers the perplexities and questions of many people who turned to him for advice, seeking his help and consolation. They also talk about the dogmas of the Orthodox Church, about heresies and attitudes towards them, about the correct and saving passage of spiritual life. The letters of Saint Theophan are a living source of edification and spiritual benefit for every Christian walking along the path of salvation. This book will undoubtedly help modern Orthodox Christians go through the difficult steps of spiritual development towards the main goal of our life - the salvation of our own soul.