Heart and kidney
This idiom comes from the ancient Tiantai zhufujun xiawuqian table.
Idiom explanation
The interpretation of meaning and metaphor is full of thought. It is often described as the painstaking work of career, work and literary creation. It's the same as "heart and eye".
Idioms and allusions
It comes from Song Lian of Ming Dynasty: "if you pick up the gorgeous flowers, you will find your heart in the dictionary, and you will find yourself in a humble position."
Heart and kidney
Talking about the good and doing the bad - tán yōu wù liè
Everything in advance is established, not in advance is abandoned - fán shì yù zé lì,bù yù zé fèi