After the Qin burned the books in 213 BC, Han scholars wrote the classics down again, from memory and surviving copies, in the script of their own day: these were the
今文 (New Text) versions. Copies in the older pre-Qin script, later found hidden in walls such as that of Confucius's house, were the
古文 (Old Text) versions, and the quarrel between the two schools (
今古文) ran for centuries.