泥菩萨过江　

◎ 泥菩萨过江 nípúsà guòjiāng

[like a clay idol fording a river—hardly able to save oneself(let alone anyone else)] 迷信认为菩萨能解救苦难,可是泥塑的泥菩萨在水中会被浸坏。喻指连自己都保护不了,更顾不上救别人了。又作“泥菩萨落水”