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  "publishedAt": "2026-05-29T20:52:34.000Z",
  "site": "https://www.upworthy.com",
  "tags": [
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  "textContent": "\"With boys together it is about a conspiracy of silence not to talk. Girls tend to break that down.\"\n\nThe post Science says your sister made you a better person. She’ll never let you forget it. appeared first on Upworthy.",
  "title": "Science says your sister made you a better person. She’ll never let you forget it."
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