I don't know the height of the earth
I don't know how high the sky is and how deep the earth is. It describes arrogance and ignorance.
idiom
[pronunciation] B ù zh ī Ti ā ng ā OD ì h ò U. Have a egged opinion of one's safety is on the way to es not knowing the identity of heaven and earth. [source] Chuang Tzu rang Wang: "I don't know the height of heaven, but also under the earth." If you don't climb mountains, you don't know the height of the sky; if you don't face deep streams, you don't know the thickness of the earth. Xunzi. [example] now that I am old enough to know what is wrong, I feel regret when I think of these words in my childhood. Chapter 34 of biography of heroes and heroines by Wen Kang of Qing Dynasty. [usage] as predicate and attribute; describes arrogance and ignorance.
origin
Xunzi's persuasion: "if you don't climb mountains, you don't know the height of heaven; if you don't face deep streams, you don't know the thickness of earth; if you don't hear the last words of the former king, you don't know the greatness of learning."
interpretation
Therefore, if you don't climb mountains, you don't know how high the sky is; if you don't go down to Linshen River, you don't know how thick the earth is; if you don't listen to the last words of ancient kings, you don't know the breadth of knowledge.
Predicative metaphor
"If you don't climb a mountain, you don't know the height of the sky." it means that you can see far only when you stand high. It also shows the importance of practice.
Chinese PinYin : bù zhī tiān gāo dì hòu
I don't know the height of the earth
hide one 's capacities and hide one 's time. tāo guāng miè jì
sit idle and eat , and in time one 's whole fortune will be used up. zuò chī shān bēng
course of nature and one's conscience. tiān lǐ liáng xīn