Explanation: Metaphor of self-praise, hyperbole. Examples: He himself is a newspaper editor, so each will be the new poems in the newspaper ~, as if itself a contemporary writer.
English Expression
n.: quackery, Empty vessels make the greatest sound.
Thesaurus
put on frills, ballyhoo, All one's geese are swans., advertise, paint the devil blacker than he is, talk through the back of one's neck (=talk through one's neck), declaim, High askance prate, High on a large of, ballyhoo, Width of high talk, braggadocio, braggart, draw it strong, ego, vainglory
Antonym
within one's power;to the bes of one's ability( capacity), seek truth from facts, Zhihuqiming, To estimate one's strength And for the, cut one'scoataccording to one's cloth, little cover up, Name names, Refers to the days of painting in