Without Children, Who Will Be There to Provide Care?

NYTimes.com:

"Now that I’m of an age when mortality is more than just a vague, faraway notion, childlessness has taken on a different meaning. To be childless in a culture that revolves around family and children means that, to a certain extent, you’re on the outside looking in.
. . .
The feeling of being an outsider is most keen when I am with a group of women. I am an oddity. The ones with children cannot imagine a life without. The unasked question hangs in the air: “You don’t have children because — —?” The implication is that if I chose a life without children, I am cold. If I can’t have children, I am to be pitied. "