Collection of works by K.D. Kavelin. Volume three. Publication by N. Glagolev, St. Petersburg. Konstantin Dmitrievich Kavelin is an outstanding Russian philosopher, historian and public figure of the XIX century. His works had a significant impact on the development of Russian philosophy, ethics and sociology. This third volume is devoted to philosophy, science, literature and art. Sections: Science and universities - discussion of the role of science in the educational system and the development of society. General scientific and philosophical questions - reflections on the philosophical foundations of science. Psychology is Kavelin’s contribution to the development of psychological thought. Ethics - philosophical reflections on morality and morality. Literature and art - studies of the role of art and literature in society. Features of the publication: Contains a portrait of the author, made in the classical style of the late XIX century. The opening article was written by Alexander Fedorovich Koni, an outstanding lawyer, public figure and writer. His words underscore the significance of Cavelin's writings. Notes added by Professor D. A. Korsakov, a well-known scientist and psychiatrist, making the book particularly valuable from a scientific point of view. Value: A unique publication for collectors and researchers of Russian philosophy, history and literature. It can be used to study the evolution of philosophical thought in Russia, as well as a cultural artifact of the era. Application: For libraries, collections of antique books. For research or a gift to connoisseurs of Russian philosophy. There are stamps of libraries