This approach assumes that performance , verbal art , and oral literature lend themselves to spontaneous adaptation and to oblique expression of ideas and opinions whose utterance would otherwise be censorable or disruptive 此研究取向假设文化展演、语言艺术与口传文学可被自然地采藉改编，同时造成某些想法与观点的表述扭曲，故其所表述的言辞可能产生问题，必须审视。
