《世说新语·文学》
于是自己注释了《秋水》《至乐》两篇，又改换了《马蹄》一篇的注，其余各篇的注，有的只是改正一下文句罢了。
乃自注秋水、至乐二篇，又易马蹄一篇，其余众篇，或定点文句而已。
So he annotated the two chapters "Autumn Water" and "Supreme Joy" himself, and also revised the annotation of the chapter "Horse's Hoof", while the annotations of the other chapters were mostly just corrections of the text.