It means: only by being polite to a talented person like Duke Zhou can the whole world turn to me. "Spitting food" means "food being chewed in the mouth". According to the Records of the Historian, Duke Zhou said, "If you hold it for three times, you will lose the talents in the world." It means: When the Duke of Zhou saw a talented person, he spit out the food he was chewing, and immediately accepted it.

Classical Chinese, that is, articles written in classical Chinese, that is, ancient classical Chinese works and works imitating it in past dynasties. Classical Chinese, as a written stereotyped writing language, has been used for two or three thousand years, from pre-Qin philosophers and poems in Han Dynasty to ancient Chinese prose in Tang and Song Dynasties and stereotyped writing in Ming and Qing Dynasties. In other words, classical Chinese is the ancient written language of China and the source of modern Chinese.

Mr. Wang Li, a famous linguist and educator, pointed out in "Ancient Chinese": "Classical Chinese refers to the written language of ancient Chinese formed on the basis of pre-Qin spoken language and the language in the ancient works of later writers".

The first word "Wen" is "Wen", which means decoration The word "Yan" means writing, expressing and recording. The word "classical Chinese" is a decorative language, that is, written language. Compared with "spoken language", written language has long occupied a dominant position in ancient China. After the May 4th Movement, vernacular Chinese was qualified to become a formal written language. The last word "Wen" refers to works, articles, etc. , and represents the genre.

"Classical Chinese" means "beautiful language articles". And "vernacular" means: "articles written in ordinary and simple oral language" such as "have you eaten?" .