the writing mirrors the writer
The style is like the person. Chinese idiom, Pinyin is w é NR ú Q í R é n, meaning that the style of the article is similar to the author's personality. From answer to Zhang Wenqian.
The origin of Idioms
Su Shi's answer to Zhang Wenqian's book in Song Dynasty: "he is a man who does not want to be known. His writing is just like his character."
Idiom usage
The style of the article is similar to that of the author.
Examples
1. His articles are as simple and pure as he is.
2. The ancients love to say that "the style is like the person", but it is rare in my experience that Kuang Tzu's behavior is similar to his articles. (Guo Moruo's the spring and Autumn period of Revolution: the sequel to the decade of creation)
Analysis of Idioms
Similar to a person
the writing mirrors the writer
appoint upright and remove the crooked ones -- to replace the bad ones by good ones - jǔ zhí cuò wǎng
fair as a flower and beautiful as the moon - yù mào huā róng
discussion as to who is right and who is wrong - lùn duǎn dào cháng
The sound of the tide is sincere - cháo míng diàn chè
can speak on a subject with great familiarity - rú shǔ jiā zhēn