《太平广记·卷四百六十四·水族一》
从交趾回来，就扔了船，顺着雷州的海岸边上回到广州，不怕苦和累，就是为了躲避海的灾难。
交趾回，乃舍舟，取雷州缘岸而归，不惮苦辛，盖避海之难也。
When he came back from Jiazhi, he threw away the boat and went back to Guangzhou along the coast of Leizhou. He was afraid of hardship and fatigue, just to avoid the disaster of the sea turtle.