“Let’s put ribbon here and paper hearts there. Mom will love this Mother’s Day card!”
“No, I want to put the paper hearts over here.”
“I know what to do. Give it to me!”
“Now look! You ripped it!”

When several people have different ideas of how to do something, they cannot cooperate well. Each person tries to do it his own way, and the project fails. If several cooks are making soup, but each one wants to make a different kind of soup, they will add things to the soup that don’t go well together, and it will taste terrible.