Mistakes taking new form in different professions

If a barber makes a mistake,
It's a New style
If a engineer makes a mistake,
It is a New venture
If parents makes 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 an accountant makes a mistake,
It is a new Accounting Standard
If a student makes a mistake,
It is a Mistake Only