Arthur Schopenhauer is one of the most famous thinkers of irrationalism. The views and research of Schopenhauer influenced many famous philosophers. In his works, the thinker pessimistically analyzes human existence and considers the opinions of his famous predecessors from the same position. The philosopher believed that the driving force of everything is the will to live, which gives rise to desires, but even if desires are satisfied, a person is not able to feel happy. The first volume includes two parts of the work "The World as Will and Representation", as well as the work "Eristics, or the Art of Winning Disputes".The publisher's layout has been saved in PDF A4 format.