议论风生

Explanation: Described the talk about a wide range, lively and funny. 　　Source: Sung Wei, "said Shan Qing words" Han Yan Fang Ning man holding the country weight, then gather every brother, Yu Yu, Zi-hua discussion of wind, holding the country was never a word. " 　　Examples: Companion to discuss Iraq and decoration, ~, enough so that we Xinzhe. ★ tao, "a friend"