Who never spends money on brain teasers when drinking?

Interpretation and analysis: The topic is a brain teaser, asking "Who never spends money on drinking". According to conventional thinking, it is impossible to drink without spending money, but brain teasers cannot be solved by conventional thinking;

Since it doesn't cost money, it means that the drinker doesn't spend money, and the person who invites this person to drink can associate it with the sommelier. The sommelier sets the grade of wine for people to identify, without spending money, but also collecting money, so the answer is sommelier.

Extended data:

Brainstorming covers a wide range, including classics, puzzles, jokes, satire, mathematics, English, all mankind, cold jokes and so on. Other types of brain teasers include:

1. Who does the dung beetle like least?

Answer and Analysis: People who fart (dung beetles likes to eat feces, and mostly feeds on animal feces, so he has the title of "natural scavenger". He doesn't like people who fart but don't produce feces. )

2. Why doesn't Wu Dalang like biscuits?

Answer and Analysis: Because he wants to grow taller (Wu Dalang is a famous dwarf, and all dwarfs want to grow taller. Making cakes is not to his taste, but he also wants to be more selective about food. )