Know life doesn't complain about heaven, and his bosom friend doesn't complain about others.

The origin of the idiom: The Book of Changes says, "You know the joy of life, so you don't worry."

Traditional writing: know life is not worried.

ㄓㄧㄇㄧㄥㄅㄨㄧㄡ Athena Chu.

Idiom grammar: linked verbs; Become an object; He who knows the destiny has no worries.

Degree of common use: common idioms

Emotion and color: neutral idioms

Idiom structure: related idioms

Generation time: ancient idioms