Carp leaping over the dragon gate
Explanation of the idiom: According to ancient legend, if a carp in the Yellow River jumps over the dragon gate, it will transform into a dragon (Hey, I know which Jackie Chan you are thinking of, but it is not that Jackie Chan).
Source: "Pi (pi) Ya. Shi Yu": "As the saying goes, a fish leaps over the dragon's gate and turns into a dragon when it passes by. Only carp may do this."
Intention: