It seems that we use our language, not just to cooperate, but to draw rings around our cooperative groups and to establish identities, and perhaps to protect our knowledge and wisdom and skills from being stolen from outside.
Rising more than 1,000 feet in the middle of the gently rolling plains of Wyoming, the massive column of rock looks as though it was dropped down into this location from a different time and place.
Imagine boating down the Amazon River, minding your own business, calmly keeping an eye out for alarmingly large snakes, and a curious pink dolphin appears to swim alongside.