The meaning of this allusion is that when a person keeps a humble, low-key and unobtrusive attitude, there will be unexpected wealth and gains. In this allusion, two fish jumping out of the water symbolizes unexpected gains, while sharing money between two people implies the importance of sharing and cooperation.
in addition, the allusion of "two people share the money when swimming" can also be extended to the truth that "two people share the money, and one person gets the person", that is, cooperation and sharing can bring greater success and gains. In the business field, the same applies. Cooperation and sharing can bring more business opportunities and success.