If a barber makes a mistake, it is a new style.
If a driver makes a mistake, it is a new route.
If an engineer makes a mistake, it is a new design.
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 discovery.
If a tailor makes a mistake, it is a new fashion.
If a teacher makes a mistake, it is a theory.
If the boss makes a mistake, it is a new idea.
If an employee makes a mistake, it is, well, a Mistake.