The ancients said that people should accumulate virtue in their mouths. That's because anything said too much will come back to you. So people who often say bad things, even if they have a lot of blessings, they will slowly consume them. People who have good thoughts and often say good things will slowly save up their blessings!
Secondly, this kind of big mother behavior will affect her next generation. Children's ability to imitate is very strong, in the invisible child's sense of right and wrong slowly to his mother's way back. This kind of child's character is often selfish and extreme, which is very unfavorable to his future growth.