Sun Tzu Skeptics cite possible historical inaccuracies and anachronisms in the text, and that the book was actually a compilation from different authors and military strategists. Attribution of the authorship of "The Art of War" varies among scholars and has included people and movements including Sun; Chu scholar Wu Zixu; an anonymous author; a school of theorists in Qi or Wu; Sun Bin; and others. Sun Bin appears to have been an actual person who was a genuine authority on military matters, and may have been the inspiration for the creation of the historical figure "Sun Tzu" through a form of euhemerism.
What Is Art? to justify their own tastes. Jahn notes the "often confusing use of categorisation" and the lack of definition of the key concept of emotion. Bayley writes that "the effectiveness of "What is Art?" lies not so much in its positive assertions as in its rejection of much that was taken for granted in the aesthetic theories of the time". Noyes criticises Tolstoy's dismissal of beauty, but states that, "despite its shortcomings", "What is Art?" "may be pronounced the most stimulating critical work of our time". Simmons mentions the "occasional brilliant passages" along with the "repetition, awkward language, and loose terminology".