Bai Juyi in the Tang Dynasty: "Whoever saves the candle moth will be trapped by his own cocoon". Shi Daoyuan of the Song Dynasty said: "I heard that law enforcement meditation is like a silk tie." Guo Moruo's Persian poet Amor Gayam: "I don't know how many thinkers tied themselves up and finally went crazy."
Silkworms in spring will weave until they die.