【出山泉水】〖ch shn quán shu〗[official corruption]

出处殊途态度迥，

山行海宿险难重。

泉石之乐陶情趣，

水陆毕陈官宴隆。

指做了官的人，就不像未做官时那样清白。Refers people who have become officials, not as pure as were when were not.