Because we build the worlds we wouldn't mind living in. They contain scary things, problems, but also a sense of rightness that makes them alive and makes us want to live there.
But I will say that living in Ireland has changed the cadence and fullness of speech, since the Irish love words and use as many of them in a sentence as possible.
I also don't have organized religion on Pern. I figured - since there were four holy wars going on at the time of writing - that religion was one problem Pern didn't need.
I have my good days and my bad days, but I don't have as much energy as I used to back when I was young and foolish and didn't count the cost - and it takes a lot - to write.
I think the Internet, particularly the availability of information, is great. I do a lot of correspondence on-line and have a chat line to talk to my fans as well.
I think writers need windows on a view to remind them that a whole world is out there, not the minutiae with which they might be dealing on a close scale.
I would recommend the short story form, which is a lot harder to write since you have to be so careful with words, until there is plenty of time to doodle through a novel.
I wouldn't encourage new writers to start off publishing through electronic media... it still isn't wide enough for the readership they would need to get a good start.