All I know is that I believe it's ideal for parents to strive to put their children before them.
Exceptions are when not putting yourself first will be more detrimental to your child/ren (gotta look out for "number 1" so you can keep looking out for others)... and of course no one is perfect and there will be other times but, striving isn't about 100% success.
Yea some people have a better tolerance for sleep deprivation than others but... so help those that are painfully awoken to the reality of sleep disturbances (generally) coming along with newborns
--- I don't personally know of anyone who's ignorant of this.
Honestly I don't get the mentality of "excuse and validate my selfish behavior please!" --- but then again, I also prefer to be called out on my crap times rather than have them wrongfully supported (even if it sometimes hurts)
'Course there ARE tactful ways of constructively criticizing but really, the parents in this article are probably not going to read this thread so
--- those that are somehow taking personal offense to comments not even directed towards them (at least not initially) well, I beg the question: why?
If you feel secure in whatever you've done that resembles the people in the article, then just be secure in that. If you're doubting your method(s), well, change whatever will allay any dissonance in you and be done with it.