Although I don't know, I feel sharp, which means "I don't know", which means "I don't understand what (the other party) is saying, but it seems to be very powerful." It is used to express the novice's worship of the master, but it is also used to ridicule the exaggeration and ignorance of the landlord's language and behavior. Not an idiom in the strict sense.

Origin: 1996 Stephen Chow directed and starred in the film "Gourmet". There is a clip in the movie in which Steven Zhou (played by Stephen Chow) explains to Goose Head (played by Lee Shau Kee) and Double Knife Turkey (played by Karen Mok) from the opening of the branch to the listing. Goose head said, "Although I didn't understand what he (referring to Stephen Chow) was saying, it was very interesting."