engage in intellectual conversations
Talking about heaven and earth is a Chinese idiom. Pinyin is t á NTI ā NL ù nd ì, which means talking about astronomy and geography and describing erudition. From "Wang can ascends the tower".
The origin of Idioms
Yuan · Zheng Dehui "Wang can ascends the tower" the second fold: "if you talk freely, you will not change your ambition to subdue the tiger and subdue the dragon."
Idiom usage
Used as predicate, attribute, etc.
Chinese PinYin : tán tiān lùn dì
engage in intellectual conversations
take up the cudgels for the injured party. dǎ bào bù píng
mountains are high , torrents swift. shān gāo shuǐ xiǎn
overindulge oneself in wine and women. chén miǎn jiǔ sè
do a seemingly clever thing which turns out to be a foolish one instead. nòng qiǎo chéng zhuō
one is very capable , while the other is extremely incompetent. yī lóng yī zhū