Chen Wangdao also remarked that the novelty usually deviate from conventional wording,grammatical usages and logics. The same theory is echoed by Wyatt's words:"Deviation is the supreme vehicle of figure of speeches."Chen Wangdao also remarked that the novelty usually deviate from conventional wording, grammatical usages and logics. The same theory is echoed by Wyatt’s words: “Deviation is the supreme vehicle of figure of speeches