Am I Normal?thoughts
I learn something fascinating and cannot stop bringing it up in conversation for weeks
When a novel piece of information is genuinely surprising or violates a prior belief, the brain flags it as high-priority for consolidation. The repeated sharing of the fact is partly mnemonic — rehearsal strengthens memory — and partly social, driven by the pleasure of causing the same surprised reaction in others that you experienced.
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Related fact
The eureka experience — the sudden comprehension of a surprising fact — is associated with a burst of dopamine in the hippocampus, which simultaneously encodes the memory and makes it feel rewarding. Sharing it extends that reward.
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