human
Here, here, this will never do! Where are you going? You must bend _down_!
gpt
Did you ever! But how does the tip send back word?
human
Don't ask me! says the science man; say all the science men, even to this day.
gpt
We don't know yet just _how_ it's done. But we're studying these things all the time, and we'll know more about it by and by. Meanwhile, perhaps you'll tell _us_ why you say 'ouch' and pull your finger away when you touch something hot.
human
Oh, you reply,
gpt
I say 'ouch' because it hurts; and teacher and the Physiology say my arm pulls my hand away because my head tells it to.
human
Yes, but how does the head make the arm do the pulling? What's the connection?