What is the first sentence when pulling a goose?

The wind leaves scars, and geese pluck their hair.

Metaphorically, people love to take advantage, and when they see benefits, they must seize the opportunity to make profits. Goose plucking is a Chinese word, pronounced as yàn guò bá máo, which means that geese can pluck their hair when they fly by. Originally described as superb martial arts, it was later compared to a person who likes to take advantage. When they see the benefits, they must seize the opportunity to make a profit.