Indeed, the maligned American pastime of baseball may be by-far the greatest and best sport by one criterion, when it comes to emulating and training for genuinely useful Neolithic skills! Think about it. The game consists of lots of patient waiting and watching (stalking), throwing with incredible accuracy and speed, sprinting, dodging... and hitting moving objects real hard with clubs! And arguing. Hey, what else could you possibly need? Now, tell me, how do soccer or basketball prepare you to survive in the wild, hm?

Prison for the crime of puberty -- that was how secondary school had seemed.

There's no doubt that scientific training helps many authors to write better science fiction. And yet, several of the very best were English majors who could not parse a differential equation to save their lives.

The sane are usually attracted by other things than power.

Only a knowledgeable, empowered and vocal citizenry can perform well in democracy.

Predicting has a spotty record in science fiction. I've had some failures. On the other hand, I also predicted the fall of the Berlin Wall and the rise of fundamentalist Islam... and I'm not happy to be right in all of those cases

It's how creativity works. Especially in humans. For every good idea, ten thousand idiotic ones must first be posed, sifted, tried out, and discarded. A mind that's afraid to toy with the ridiculous will never come up with the brilliantly original.