《吕氏春秋·览·孝行览》
钟子期死丁以后，伯平摔坏了琴，折断丁弦，终身不再弹琴，认为世上再没有值得为之弹琴的人。
锺子期死，伯牙破琴绝弦，终身不复鼓琴，以为世无足复为鼓琴者。
After Zhong Ziqi died, Boya damaged the qin, snapped the strings, and never played the qin again as he thought there was no one in the world worthy of playing for anymore.