""The World as Will and Idea"" is a philosophical treatise by Arthur Schopenhauer, originally published in 1818. The book is divided into four main parts, with the first part exploring Schopenhauer's concept of the will as the fundamental force behind all human action and existence. The second and third parts delve into the nature of perception, knowledge, and consciousness, while the fourth part examines the role of art in human life.This particular edition, Volume 3, contains supplements to parts of the second book and to the third and fourth books of Volume One. These supplements include additional essays and notes that expand upon Schopenhauer's ideas and provide further insights into his philosophical system. Overall, ""The World as Will and Idea"" is considered one of the most important works of 19th-century philosophy, and has had a significant influence on a wide range of thinkers and disciplines.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.