It opinion cause someone might think different.
zero property of addition
I don't now what you're trying to say? Can't help without help myself.
No, people aren’t perfect. punishing someone everytime they do something wrong would be like hitting your dog everytime they bark. it would not work, and would only make them scared. it’s natural to make mistakes, and making people worry about making a mistake because they will be punished everytime will only higher someone’s chances on making a mistake.
