How Long Have We Been Watching Each Other?

In the archaeological record, there are records of rituals that have remained relatively unbroken for up to twenty thousand years. So these things can last for very long periods of time. We've been watching each other and trying to figure out what we're up to across that entire span of time. And some of that knowledge is built right into our bodies, which is why we can dance with each for example,. Because understanding isn't just something that you that you have as an abstraction. It's something that you act out....