Well of course not, they are flesh and blood, human beings, and like every other human being on the planet , they have strengths, weaknesses, make mistakes, get it right,
no family in the history of the worl is perfect. Depending on the lens, they are all dysfunctional in some way or another.
Christ, I’ve a great relationship with my daughter, she’d tell you I am a great mum, but if she chose to she could twist it so her upbringing looked bad. Everyone could. Every single one of us can focus on the negative, big it up, leave out the positive, leave out what we did wrong, and focus on slights by others.