The choices we make, and the things we believe

I read a lot of science fiction when I was a teenager — I subscribed to Analog, a magazine of science fiction (with one factual science article in every issue). I drifted away from it while I was in college, in the 1980s, although a year or two ago I downloaded a current issue of Analog to my Kindle, just for old time’s sake, and my brother found some old ones at a yard sale and gave them to me.

Written science fiction is a whole different culture from TV and movies; fans of science fiction on the printed page tend to scorn the term “sci-fi” and…