Sima Qian in the Western Han Dynasty wrote in Historical Records and Funny Biography: "This bird will fly if it doesn't fly, and it will soar into the sky; It will be a blockbuster if you don't sing. "

This kind of bird just can't fly. If it flies, it will run to the vast blue sky. If it doesn't sing, it will surprise others.

The sensational Yi Ming Ren Jing

Biography of Historical Comics: "This bird will fly if it doesn't fly, and it will soar to the sky: it will be a blockbuster if it doesn't sing." (already: stop. ) metaphor at ordinary times there is no outstanding performance, suddenly made amazing achievements. (Example: In the national gymnastics competition, many novices made a blockbuster and made great achievements. A blockbuster refers to an unknown person who has made outstanding brilliant achievements and surprised the world; Metaphor usually has no outstanding performance, and suddenly makes amazing achievements. The blueprint comes from "Everything is done by Han Feizi Fishing Old Man": "Although there is no flying, flying will soar into the sky; Although there is no sound, the sound will be amazing. "