I think the easiest answer to this is "does it hurt to learn it, though?" Many things you learn aren't directly applicable to everyday life... but learning how

I think the easiest answer to this is "does it hurt to learn it, though?" Many things you learn aren't directly applicable to everyday life... but learning how to think and _learn_ is priceless. I also assume there's more objective reasons... like teaching 100 things, knowing full well most people will only remember 10... but that's still better than 0. Yea, there's a time cost associated with learning but its certainly not the worst price to pay.