Matriarchy is a time-honored staple for any writer looking to invent an exotic society.
Science is not separate from politics. As much as I would like it to be a pure thing, existing only in some intellectual realm unsullied by human struggle, it will always be entangled with the world we live in.
I'm a writer; as soon as I imagine what would happen if I found the fountain of youth, it turns into a dystopia in my head.
I think if you write for long enough, you eventually have a problem with everything, because you start figuring out where you could be doing better. But as far back as I can trace, I always wrote clear, grammatical prose.
There was a brief period of time when I was very young where I thought I wanted to be a veterinarian - largely because I liked cats - but then somebody told me I would have to cut animals open, and that was the end of that.