No business. The next sentence is meddling. Still a two-part allegorical saying, get to the point, tofu mixed with vinegar.

This sentence means not to do anything serious and meaningful, but to do something useless and waste time.

Two-part allegorical saying is a special language form of Chinese. It is a special language form created by the people in their life practice, and it is a short, funny and vivid sentence. Two-part allegorical saying is composed of two parts: the former part acts as an introduction, like a riddle, and the latter part acts as a background, like a riddle, which is very natural and appropriate. In a certain language environment, you can understand and guess the original intention by saying the first half sentence and "resting" the second half sentence, so it is called two-part allegorical saying.