understand by heart
Chinese idiom, Pinyin is y ǐ y ì n ì zh ì, which means to use one's own ideas to guess other people's minds. From Mencius, wanzhangshang.
Idiom explanation
Use your own ideas to judge other people's thoughts.
The origin of Idioms
Mencius wanzhangshang: "therefore, those who say the book of songs do not harm words by words, and do not harm ambition by words; those who oppose ambition by ideas are to gain it."
Analysis of Idioms
Zhu Ziqing's Bi Xing: "to oppose one's will with one's will is to accept the poet's will with one's own will."
understand by heart
there cannot be two kings in a country - tiān wú èr rì
a man should take a wife and a woman should take a husband - nán hūn nǚ pìn
Travel through rivers and mountains - shuǐ xiǔ shān xíng