Sublime
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we are more likely to behave altruistically, and less likely to behave selfishly, towards close relatives than distant relatives, and towards distant relatives than to unrelated folk.
Robin Dunbar • Friends: Understanding the Power of our Most Important Relationships
Given that someone’s willingness to support you is directly related to the time you spend socialising with them (and hence their perceived emotional closeness to you),
Robin Dunbar • Friends: Understanding the Power of our Most Important Relationships
the more emotionally close you feel to someone, the more often you see them. Our data showed that this is as true of family as it is of friends.
Robin Dunbar • Friends: Understanding the Power of our Most Important Relationships
On average, we devote seventeen and a half minutes each day to each of the five people in the support clique, and about four and a half minutes a day to each of the ten people that make up the rest of the sympathy-group layer.
Robin Dunbar • Friends: Understanding the Power of our Most Important Relationships
Esther Perel • Mating in Captivity
The All-or-Nothing Marriage — Eli J. Finkel
your old brain segregates all people into six categories. Is this someone to: (1) nurture, (2) be nurtured by, (3) have sex with, (4) run away from, (5) submit to, or (6) attack.