How about going to class with the goldfish in the dark house?

This is the carp jumping dragon cave that can only be obtained by deep blessing in Feng Shui. It is the dragon cave that can really give birth to the son of heaven, and it is a symbol of great wealth and great wealth.

Goldfish (Carassiusauratus) is also called golden crucian carp. Cyprinidae evolved from wild red crucian carp and yellow crucian carp. As early as the Jin Dynasty, there were written records of red scale fish-goldfish, which can be called the quintessence of China. Solemnly declare: the answer is for reference only, don't be blindly superstitious.