Book 7: 《述而》 Shu Er (Transmission)
《述而》 Passage 7.14
子在齊聞韶，三月不知肉味。曰：「不圖為樂之至於斯也！」
Legge Translation (1861)
When the Master was in Qi, he heard the Shao, and for three months did not know the taste of flesh. "I did not think," he said, "that music could have been made so excellent as this."