>If there's ever a "definition", it would be something like - pain is what I feel when this neuron gets activated. Not really a definition though. I would defi

>If there's ever a "definition", it would be something like - pain is what I feel when this neuron gets activated. Not really a definition though. I would define it more like shocking a neural net with negative reward. A specific kind of learning process that learns to avoid a specific kind of situation, that's pain. >Does positioning the sand in a specific way cause pain? Of course not, because sand isn't a computer. The sand isn't doing any computation. It's static and unchanging. But if you actually made a computer out of sand, and you ran it, then yes, running the computer would be causing pain.