牡丹虽好，全仗绿叶扶持
Although the peony is beautiful, it depends entirely on help from the green leaves (idiom). However brilliant you may be, you can't do anything without support from others.
Traditional: 牡丹雖好，全仗綠葉扶持
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📖 Additional Information
English Phonetic:
'idiәm
Detailed Definition:
n. an expression whose meanings cannot be inferred from the meanings of the words that make it up