Do you think that a person who reorganizes their life so that their aging parents can live with them would be likely to push another out of the way on the subway? What about greeting strangers with a smile? The answers to these questions are at the heart of a puzzle social psychologists have be...

Source: [Phys.org](https://phys.org/news/2026-09-responsibilities-social-relationships-easternwestern-cultural.html)

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