liáng​yào​kǔ​kǒu

good medicine tastes bitter

Senses

良药苦口/ 良藥苦口 liáng​yào​kǔ​kǒu good medicine tastes bitter

effective medicine is often hard to swallow; used as a metaphor to mean that honest advice or frank criticism can be unpleasant to hear but is ultimately beneficial

References

synonym 良药苦口/良藥苦口 忠言逆耳/忠言逆耳
see 忠言逆耳/忠言逆耳 良药苦口/良藥苦口
synonym 药石之言/藥石之言 良药苦口/良藥苦口