[xiǎng zhǒu zì zhēn]   

享    帚    自    珍    比喻物虽微劣，而自视为宝。

xiǎnɡ zhǒu zì zhēn 语出《东观汉记．光武帝纪》:"家有敝帚，享之千金。"比喻物虽微劣，而自视为宝。

One loves what is his own

享帚自珍    享乐主义