跛鱉千里（跛鼈千里）　

◎ 跛鱉千里 bǒbiē-qiānlǐ

[a lame turtle can travel a thousand miles by perseverance] 跛腳的鱉雖然爬行不便,但仍可以行走千里。比喻資質(zhì)駑鈍的人,只要努力不輟,也會有所成就