They were careless people, Tom and Daisy. … They smashed up things and creatures and then retreated back into their money or their vast carelessness, or whatever it was that kept them together, and let other people clean up the mess they had made. – F. Scott Fitzgerald in The Great Gatsby (1925), condemning hubris [...]

I expected to find, frankly, less research as I dug through hundreds of scientific articles on the naturalness of forgiveness but, boy, was I wrong. As it turns out, a lot of biologists have been trying to figure out what allows human beings to be the cooperative creatures that we are. We’re cooperative with each [...]