A concept in cognitive psychology known as perceptual load theory explains why this is the case. Our brain’s processing capacity is large, but limited. It already processes over six thousand thoughts a day. So when we encounter new information, our brains have to make a choice about how to allocate the remaining cognitive resources. And because our brains are programmed to prioritize emotions with high “affective value”—like fear, resentment, or anger—these strong emotions will generally win out, leaving us with even fewer mental resources to devote to making progress on the things that
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