Introductory article, preparation of the text and comments by A.M. Lyubomudrov. In 1929–1932. The Parisian newspaper “Vozrozhdenie” published a series of essays and articles by B.K. Zaitsev (1881–1972) entitled “A Writer’s Diary” - a response to current events in the cultural, social and religious life of the Russian diaspora. Zaitsev wrote about the literary process in emigration and the metropolis, about philosophers and scientists, about theatrical premieres and exhibitions in Paris, about the church and monasticism, about Russian holiness and the encyclicals of the Pope, about the situation in Soviet Russia, about the kidnapping of General Kutepov, about scandalous revelations a French writer who allegedly visited Mount Athos... “The Diary of a Writer,” combining memoirs and historical and cultural essays, literary criticism articles, reviews, theater criticism, journalistic notes, portrait sketches, is published in full for the first time in this book.