Expression/idiom for lecturing an expert as a novice



As in the title, I'm looking for an expression/idiom where a novice tries to lecture an expert on their field of expertise.




Comments

Popular posts from this blog

verbs - "Baby is creeping" vs. "baby is crawling" in AmE

commas - Does this sentence have too many subjunctives?

grammatical number - Use of lone apostrophe for plural?

etymology - Where does the phrase "doctored" originate?

phrases - Somebody is gonna kiss the donkey

typography - When a dagger is used to indicate a note, must it come after an asterisk?

etymology - Origin of "s--t eating grin"