bù​dào​wū​jiāng​xīn​bù​sǐ

to refuse to give up until there is no hope

不到乌江心不死 不到烏江心不死 bù​dào​wū​jiāng​xīn​bù​sǐ
to refuse to give up until there is no hope
to not give up until one reaches the end of the road, or to not stop until one reaches the Wu River where the historical Xiang Yu was defeated

Cross-References

Same as