response: Emotional pain that is so severe can actually cause damage to the heart.  It is called broken heart syndrome.
history: My heart hurts from a broken relationship :( That's too bad. A broken heart can sometimes even cause physical pain. Yeah, I am feeling it right now. :( Do you know how to make it stop? A broken heart involves mental suffering or even torment. I don't really know how to make it stop. Well, I've heard time heals all wounds. What else do you know about broken hearts?
knowledge: Emotional pain that is severe can cause 'broken heart syndrome', including physical damage to the heart.