人心不足蛇吞象

rénxīnbùzúshétūnxiàng ㄖㄣˊ ㄒㄧㄣ ㄅㄨˋ ㄗㄨˊ ㄕㄜˊ ㄊㄨㄣ ㄒㄧㄤˋ

    • a man who is never content is like a snake trying to swallow an elephant (idiom)

Character by character

Sources