It's wrong to not explain yourself.
Bill is very moody at work and short with everyone including his boss.
Bill wants to be left alone and have some space.
Bill meets with the boos before work explaining that he suddenly lost a pet last night.
Bill shouts and everyone to leave alone and says that things are none of their business.
Bill is allowed to work a half day and given less interactive work for the hours that he is there.
Bill is written up by his boss for misconduct towards other employees.