The existence of the problem of family ugliness is an objective fact, which does not exist if it is not revealed  The crux of the problem is not whether it should be revealed, but whether the family ugliness really wants to be solved  If it does not reveal, the problem not only exists, but also may worsen into an incurable disease
If it reveals, it shows the assurance and ability to solve the problem, which is an expression of confidence and makes people see the hope of a complete cure
To cover up family ugliness is to cover it up.