Idiom to describe caution.

The idiom to describe caution is to be cautious about what you say and do.

Be careful what you say and do.

Pinyin:? yán shn xing

Interpretation: Be cautious in words and deeds.

Source: From The Book of Rites.

: make sentences:

1, unlike what he said, he has always been a cautious man.

He is a cautious man and will never act rashly.

Be careful what you say and do when you work in the secret service, so as not to arouse the suspicion of Gua Tian and Li Xia.

He is always cautious about his words and deeds.

5, knowing that people are awesome, you'd better be careful not to fall behind the crowd.

He is always cautious about his words and deeds.