To become immortal is not to admire Zhuang and give birth to butterflies, but to look back and find Tao.
The former sentence "Zhuang Zhou dreams of butterflies" and the latter sentence "Tao Qian retreats"
Li Shangyin's Jinse
Zhuangzi daydreaming, a saint, was bewitched by butterflies, and cuckoo crowed in the imperial spring.
After the previous sentence "Zhuang Zhou dreams of butterflies", the previous sentence "Du Yu cries for spring"