And it's a good thing, because otherwise we'd increasingly have no social bond at all.
Chimpanzees sometimes smile not for pleasure or for a social bond, but for power.
But chimpanzees also smile when they're trying to strengthen a social bond with another chimpanzee.
Louise O'Sullivan, social bond manager at Investing for Good Louise brings seven years of Corporate and Investment Banking experience to her role as social bond manager at Investing for Good.
After all, to do so is to break the fundamental social bond that is common to all societies.
A similar pattern was observed in bonobos, who yawned more frequently the stronger their social bond with the yawner.
It is the mortar that fills the gaps between nations, people and communities, creating a social bond without which the quality of our lives would be greatly undermined.
Hegel went further still, attributing to religion an almost vitalistic power to forge the social bond and encourage sacrifice for the public good.
Is it any wonder that people are drawn to awkwardness, that strange social bond that takes place outside the realm of normal social constraints?
The violation or absence of the kinds of norms we rely on to get through social interactions creates a weird kind of social bond.
Crew usually get time off to see most ports of call and the social bond among the workers onboard is very strong.
