On what basis are you claiming they don't appear to be affected?
Unless you know them personally, you'd have no idea, and if you did, it may not be obvious until later on in life.
I think it is very naive to think .
I am not naive, they seem balanced enough when they are on TV programmes and THIS is what basis I am claiming this, it is not up to you how this lady brings up her children, is she supposed to remain a nun?
Maybe they will become rebellious in their teenage years but maybe they won't