《荀子·乐论》
深入地触动、极大地改变人的心性，是音乐的实际情形；彰明真诚、去掉虚伪，是礼制的永恒原则。
穷本极变，乐之情也；着诚去伪，礼之经也。
Deeply touching and greatly changing the disposition of people is the actual situation for music; showing sincerity and honesty and giving up hypocrisy is the eternal principle of rites.