忠言

zhòng suǒ zhōu zhī zhōng yán nì ěr

众所周知，忠言逆耳。

As we all know, good advice is harsh to the ear.

tā bù nà zhōng yán

他不纳忠言。

He pays no heed to good advice.

jìn zhōng yán

进忠言

give sincere advice

tā tīng bù jìn qu nǐ de zhōng yán

他听不进去你的忠言。

He is deaf to your earnest advice.

tā de zhōng yán mù qián bù shòu huān yíng

他的忠言目前不受欢迎。

His advice is now at a discount.