Now you know that grieving is a form of learning. Acute grief insists that we learn new habits, since our old habits automatically involved our loved one. Each day after their death, our brain is changed by our new reality, much as the rodents’ neurons had to learn to stop firing when the blue LEGO tower was removed from their box. Our little gray computer must update its predictions, as we can no longer expect our loved one to arrive home from work at six o’clock, or to pick up their cell phone when we call them with news. We learn that our loved one does not exist in the three dimensions of
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