Pashuteh Yid -“Health, I think the gemara says yalda lo yisa zakein, vzkeina lo yisa yeled because it is marbeh znus.”
Yes, they do say that, but it really means only that -a very old person to a child. I was talking about 40 -60 year olds to 20 -30 year olds. I started a post titled -“Who wants to be a Tzadaikes like Rus?”, where I discuss this at length.