《资治通鉴·秦纪·秦纪二》
项梁因此便教授项羽兵法，项羽喜不自胜，但是在略知兵法大意之后，又不肯学下去。
于是项梁乃教籍兵法，籍大喜；略知其意，又不肯竟学。
Xiang Liang therefore taught Xiang Yu military strategy, Xiang Yu was overjoyed, but after he had a general understanding of the military strategy, he refused to continue studying.