"Mark, in that hour we became brothers," declares Kamolondo. This assertion summarizes the relationship between the Zairian diplomat and the American teenager. Although somewhat different in outlook, they regard each other as equal men without any racial overtones. There differences in points of view are what any two men might have when one is a pioneer on a dangerous frontier and the other is a foreigner hoping to find ways to use the frontier's resources to benefit his people. When Kamolondo speaks of exploiting the moon, Mark thinks "But this is our home! You don't exploit your home!" Even at the end, the important division between the two men is their attitude toward frontier life. Kamolondo makes a generous offer, "You can come to Earth, study in the finest schools, make the best careers the planet has to offer. I would be proud if you return...