Having rules that you do not consistently follow is confusing to a young child. It teaches her to ignore rules and to ignore you. But, when she is sick or hungry or very tired or is put in an unfamiliar environment, it is much harder for a young child to behave. Be more flexible and creative to help your child do what is expected. These are responses to unwanted behaviors that make sense.
Spilled juice takes time and effort to clean up.
Pointing out the consequences of a preschooler's behavior for. He doesn't want to play with children who hurt him. Instead, tell Charles in words that you are angry. This kind of response gives your child important information. It teaches him how his actions affect others and how to be responsible and get along in the world.