井蛙

井蛙

1. a “frog in a well”, a person of very limited outlook and experience

   • 井鼃不可以語於海者，拘於虛也。 [Traditional Chinese poetry, trad.]
     井鼃不可以语于海者，拘于虚也。 [Traditional Chinese poetry, simp.]

     From: Zhuangzi, circa 3^rd – 2^nd centuries BCE

     Jǐngwā bù kěyǐ yù yú hǎi zhě, jū yú xū yě. [Pinyin]

     A frog in a well cannot be talked with about an ocean - it is confined to its own narrow place.