He emphasizes that the most important thing about sunken ships is not "salvaging" them, but systematically studying them. They should be treated just like archaeological sites on land, and be catalogued in a planned way.
他強調，發現古沉船的重點，不在「打撈」古物，而是有系統地作調查，且應視同考古遺址一樣，作有計畫的「挖掘」工作。