徒费唇舌

Explanation: Only: in vain. Means a great cliches about white, the result is still to no avail. 　　Source: Qing Li Ruzhen "Flowers in the Mirror" 28th back: "Nine only dwell on the public why bother, you keep this town to talk about for the time being, other brother and then later learn he finished." 　　Examples: Magical How can it be that everyone can understand, to them defend themselves, but also - better to save some spirit of the strike. ★ tao, "Mr. Pan in the difficult"