Earlier quoted context omitted.
My parents had me at 40. I wish they had me sooner. They were old and tired for all my life and at 40 my last parent is already near the end. I have only known one of my grandparents. My parents were the equivalent of other kids grandparents. You do you but i think it's selfish.
I think consider that simonsquiff may not have been in a position (stable relationship, reliable personal situation, partner's career, etc) until their 40s. If not now, they may not have had children at all, leaving no one to know any grandparents. I think there are advantages either way. I have three kids, born when I was 35-41; when my wife was 31-37. The children met great-grandparents, get lots of experience with…
On the other hand here I am today living half way around the world from where I was born, so maybe this urge to expand outward is some sort of genetic thing. Could explain a lot about humanity - Africa was pretty much a utopia especially relative to the damnable freezing wastelands the 'Northern Lands.' Gotta be something a bit wrong with some of us! Hey who's up for going to Mars? I am!