"Cosmopolis - Volume 4" by Paul Bourget is an interesting interpretation of the life and metamorphosis of man in the big world. In this book, the author explores the complex relationship between subjectivity and objectivity, individuality and collectivism. Each page of this work prompts the reader to think about the meaning of life, one's own goals and a person's place in society. Thanks to its deep philosophical background and refined style, "Cosmopolis - Volume 4" will remain for a long time in the hearts of those who are looking for answers to important questions of human existence and pondering over the essence of the world.