, who literally wrote , is also part of the Overview Institute. And he thinks of space travel largely as does—an evolutionary step. "If fish could think at our level of intelligence," White said, "back before humanity existed, and some fish were starting to venture up on land, a lot of them would be saying, just as we do now about space: 'Why would we want to go there? What's the point?' And they'd have literally no idea of what venturing onto land was going to mean".