Heaven was built after a dead Frenchman returned with a twelve-centimeter ring of magnetically coded steel locked in his cold hand, black parody of the lucky kid who wins the free ride on the merry-go-round. We may never find out where or how he got it, but that ring was the Rosetta stone for cancer. So now it’s cargo cult time for the human race. We can pick things up out there that we might not stumble across in research in a thousand years. Charmian says we’re like those poor suckers on their island, who spend all their time building landing strips to make the big silver birds come back. Charmian says that contact with "superior" civilizations is something you don’t wish on your worst enemy.