SF is the literature of the theoretically possible, and F is the literature of the impossible.
Piers AnthonyDouglas Adams' Hitchhiker series also shows the potential of lighter fantastic fiction. I read the first, and listened to a tape of a later one, and it's fun.
Piers AnthonyHere's a secret: fictive text doesn't necessarily flow easily. Most of the time it's more like cutting a highway through a mountain. You just have to keep working with your pick, chipping away at the rock, making slow progress.
Piers AnthonyAdults had the notion that juveniles needed to suffer. Only when they had suffered enough to wipe out most of their naturally joyous spirits and innocence were they staid enough to be considered mature. An adult was essentially a broken-down child.
Piers Anthony