1. glass knows reputation: this means that glass knows his reputation and reputation, and describes Zheng Chenggong as extremely powerful and formidable. Among them, "grass" refers to Zheng Chenggong and "wood" refers to his fame.
2. Many a mickle makes a mickle: It means that although the skin under the fox's armpit is small, it can be sewn together to make a leather coat, which is a metaphor for many a mickle makes a mickle. Among them, Ji refers to Ba Jin, Ashong refers to his works, Cheng refers to his literary achievements, and Autumn refers to his love trilogy.