What I don't get is how being in-tune with the wife's cycle could be anything but sane.
Discussion
I think many people are couples that practice NFP have a lot of kids, and think "oh it must have failed," and then the method just looks like pseudoscience.
But, have they considered that maybe some couples just want to have a lot of kids?
And maybe couples track the woman's cycle to know when it's optimal to try to conceive
9 times out of 10 I’m the one telling her “FYI you are about to her your period” 🤓
A majority of moderns are not in tune with many natural cycles and phenomenon. Everything is artificial or outsourced.