Why are people hateful?

people are hateful when they Feel envy or want what the other person has. They may consider it unfair that someone has what they lack. Have contempt for another person or believe them to be inferior.

cus they are jelly that others have better things!

Explanation:

or they are Karen's/Carl's

fluid balance is an aspect of the homeostasis of organisms in which the amount of water in the organism needs to be controlled, via osmoregulation and behavior, such that the concentrations of electrolytes (salts in solution) in the various body fluids are kept within healthy ranges. the core principle of fluid balance is that the amount of water lost from the body must equal the amount of water taken in.