hearsay
Grapevine, Chinese idiom, Pinyin is Xi à OD à oxi à ox à, which means news that is not transmitted through formal channels. Rumors are often untrue and unreliable. From modern Chinese dictionary.
Analysis of Idioms
Synonyms: Qi dongyeyu, Zi nihilistic, out of thin air, no case to check, looking out of the wind
Antonym: well founded, well grounded, well grounded
hearsay
make a personal example as an effective means of convincing others - xiàn shēn shuō fǎ
great virtue will cast a long shadow - dé hòu liú guāng