"Polite" and "impolite" would appear to contradict each other; however, anthropologist Li Yi-yuan of the Academia Sinica says that the explanation may be that Chinese are not very good at handling relationships with strangers.
根據中央研究院院士李亦園的說法，中國人較不善於處理與陌生人間的關係，可能是兩者矛盾的原因。