A frog in a well cannot discuss the ocean, because he is limited by the size of his well. A summer insect cannot discuss ice, because it knows only i… - Zhuangzi

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A frog in a well cannot discuss the ocean, because he is limited by the size of his well. A summer insect cannot discuss ice, because it knows only its own season. A narrow-minded scholar cannot discuss the Tao, because he is constrained by his teachings. Now you have come out of your banks and seen the Great Ocean. You now know your own inferiority, so it is now possible to discuss great principles with you.
井蛙不可以語於海者，拘於虛也；夏蟲不可以語於冰者，篤於時也；曲士不可以語於道者，束於教也。今爾出於崖涘，觀於大海，乃知爾醜，爾將可與語大理矣。