Our hands and fingers contain a lot of sensitive nerves. They are organs that perceive painful stimuli.
Paper chemicals and wood chips cling to the wound that cuts off the hands due to paper pain.
When cut off, these nerves are stimulated and send pain signals to the brain. So we feel the pain.
But why is the injury caused by paper to hurt more than the knife wound?
Clipping saw-toothed paper, chemicals and wood chips clinging to the wound are the cause of hand cuts caused by shabby paper pain.