肤受之言

Explanation: Skin: superficial; by: feelings. Refers to the superficial, people do not feel the depth of expression. Also refers to the unrealistic rhetoric. 　　Source: "Biography of the Later Han Yang Xuan," Landscape of the tour is not screening, skin, and by the words of each other. " Thesaurus:  Skin, which v., Fushouzhibi, Fushouzhisu, fushou, Fushouzhisu