The most absurd proposition is that for any outstanding behaviour, absolutely equal 50/50 attribution has to be given to both parties in a couple. Why is it so

The most absurd proposition is that for any outstanding behaviour, absolutely equal 50/50 attribution has to be given to both parties in a couple. Why is it so unacceptable to claim that sometimes the achievement of raising good children is not equally as difficult or as valuable as other achievements? > When developing the theory of general relativity and they had three children, Mileva Marić took half the load (kids) and Albert Einstein took half the load (work). > When devoting a 40 year career of research towards finally finding a cure for all cancers and they had a child, X.Partner took half the load (kid) and X took half the load (work).