【不费吹灰之力】〖bù fèi chu hu zh lì〗[as easy as blowing off dust; as easy as blowing the dust off a table -- need only a slight effort; as easy as falling off a log; not needing the slightest effort]

不拘形迹著诗典，

费尽心思汉英翻。

吹气如兰知音遇，

灰身泯智境罗汉。

之才八斗游记写，

力所能及正能传。