走不到永远于是枯萎心碎
[zŏu bù dào yŏng yuăn yú shì kū wĕi xīn suì]
"Unable to Walk Forever, Then Withers and Heartbreaks" conveys the sentiment of failing to maintain or achieve something enduring leading to despair. It might refer to an unsuccessful attempt at eternal love or the breakdown of dreams that lead one to fall apart emotionally.