Kou Haoli: Magnificent. Suitable for girls' names. From "Chengjun Satire" by Sikong Tu of the Tang Dynasty: "The river sky is so beautiful, and Yao Chun misses the dragon boat."
Kou Zijin: a metaphor for talented people. Suitable for boys' names. From Cao Cao's "Dan Ge Xing" "I am young and carefree, and my heart is lingering, but for the sake of you, I have been pondering it to this day."