"One possible answer here is that these things (e.g., memory, emotion, decision-making, and pain) actually have more in common than we perceive." This is defin

"One possible answer here is that these things (e.g., memory, emotion, decision-making, and pain) actually have more in common than we perceive." This is definitely true. A high adrenaline state (imagine the emotion of being on a roller coaster ride, being in a fight, etc) reduces pain.