id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-941 Thing-in-itself - Wikipedia .html text/html 1441 168 70 The concept led to much controversy among philosophers.[1] It is closely related to Kant's concept of noumenon or the object of inquiry, as opposed to phenomenon, its manifestations. Kantian philosophy[edit] Initially Fichte embraced the Kantian philosophy, including a thing-in-itself, but the work of Schulze made him revise his position. In his "Critique of the Kantian Philosophy" appended to The World as Will and Representation (1818), Arthur Schopenhauer agreed with the critics that the manner in which Kant had introduced the thing-in-itself was inadmissible, but he considered that Kant was right to assert its existence and praised the distinction between thing-in-itself and appearance as Kant's greatest merit.[4] As he wrote in volume 1 of his Parerga and Paralipomena, "Fragments of the History of Philosophy," §13: A unique position is taken by Philipp Mainländer, who hailed Kant for breaking the rules of his own philosophy to proclaim the existence of a thing-in-itself. ./cache/en-wikipedia-org-941.html ./txt/en-wikipedia-org-941.txt