This was such a complex idea that one person couldn’t invent it alone and then share it with everyone else—the concept needed to be shaped among two or more people, working together. They couldn’t even share it with the others until they had the concept. And these lovers had discovered a powerful thrill, a joy that went all the way down to their stomachs, in weaving a big idea together. Like some wild rapture, the sensation of helping others to imagine something bigger than yourselves.