沂水弦歌

Explanation: Means to know when the attitude of life, Happy play. 　　Source: Phrase 'The Analects of Confucius advanced "[has points] said,' Mo Chun who, de facto spring clothes, crown were five or six people, the boys 67 people, bath peace Yi, the wind peace dance yu, Wing and go. '" 　　Examples: ~ Re have points, old field old friends know Pingjin River. ★ Song Su Che, "moved to send Gongding Chen Jian Yi Shou-Green Island," one poem