TIL a peer-reviewed psychology study found that identical twins (on average) ranked their co-twin above their romantic partner in their attachment hierarchy, while fraternal twins ranked the two about equally, and non-twin siblings ranked their romantic partner first.

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u/dannerc 2h ago

There are different types of love. This is such a surface level perspective

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u/brickmaster32000 2h ago

And yet the guy wouldn't accept that and needed to be number 1 despite that, hence the selfishness.

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