Prometheus 6

Most laughter isn't because something is funny.

Humans are laughing by the age of four months and then progress from tickling to the Three Stooges to more sophisticated triggers for laughter (or, in some inexplicable cases, to Jim Carrey movies). Laughter can be used cruelly to reinforce a group’s solidarity and pride by mocking deviants and insulting outsiders, but mainly it’s a subtle social lubricant. It’s a way to make friends and also make clear who belongs where in the status hierarchy.

These folk are profoundly uncomfortable. I wonder why...