The book "Schoolmaster's Diary" was written by Alexander Sutherland Neil, a famous Scottish teacher. In his work, the author talks about his impressions and thoughts about the educational process, his students, pedagogical methods and educational methods. This book is an important document for understanding the pedagogical views and practices of the early 20th century. The author shares his experience and frankly reveals the difficulties that teachers have to face in the learning process. "School Director's Diary" shows not only the professional aspects of a teacher's work, but is also a kind of portrait of an era and society.