I'm in my late 60s, and I'm single with no kids. I have grief about not being a grandma.

Courtesy of Andy Jones

• Growing up, marriage was never a thing that felt like it was for me.
• I wanted kids, but worried about what people — and my parents — would think if I was a single mom.
• I'm now in my late 60s and my companion is my fluffy dog Poppy.

I've had a great life as a travel writer exploring the world. I've been to more places than most people have ever dreamed of visiting.

On my travels, I'd often...