…IF...
If a barber makes a mistake, it is a new style
If a driver makes a mistake, it is an accident
If a doctor makes a mistake, it is an operation
If parents make a mistake, it is a new generation
If a politician makes a mistake, it is a new law
If a scientist makes a mistake, it is a new invention
If a tailor makes a mistake, it is a new fashion
If a teacher makes a mistake, it is a new theory
If Your Boss makes a mistake
it is your mistake