It's wrong to act like a child.
Doug makes a business proposal at work that is turned down by his boss.
Doug wants to respond to the rejection of his proposal.
Doug restructures his proposal based on the feedback from his boss.
Doug throws objects around his office then lays on the floor and cries.
Doug's boss will think Doug is a conscientious worker who can receive criticism well.
Doug's boss will think he does not have the maturity to work in the office.