Do-gooding aliens find humans that were frozen for medical purposes, long after Earth has undergone catastrophic geologic resculpting. They attempt to bring back the humans and turn them loose in a colony with what they regard as a sufficient cache of supplies.
Mankind learned how to get out of Earth's gravity well for pennies per kilogram. Orbital mining changed the global culture. Then a very smart kid turned polymath discovered a star drive.
I was dropped somewhere in pre-history with no preparation, no resources and no warning. Somebody, somewhere was playing a magnificent joke and I was the poor schlub at the pointy end.
after losing my lower leg due to an accident I retired. My houseboat had a couple extra cabins so I took on two girls. I spent my life trying to decide if it was a good or a bad decision. Logical chains of events can turn...illogical.
A farm boy from back east moved out to Oregon after the civil war. He brought new skills with him and pursued his love, an Irish woman that owned his rooming house. Her resistance to his suit was the stuff of legends.
I owned an old police interceptor, and with it I saved an oil sheik from rolling over in a limo accident. I claimed his reward and life spiraled into something that I'd never have believed.