 How did Svan feel about the Earthlings?
"They had to acclimate themselves to Venus's climate. The native guard of honor, posted a hundred yards from the Earth-ship, stood stolidly at attention with their old-fashioned proton-rifles slung over their backs. A few natives were gazing wonderingly at the great ship, but made no move to pass the line of guards. They think there will be hordes of immigrants from Earth, now that we know Venus is habitable. Svan waited impatiently for the chosen one to announce it—a second, ten seconds.... He stared at them in a new light, saw their indecision magnified, became opposition. The six conspirators in Svan's old ground car moved slowly along the main street of the native town. "Good," said Svan, observing them.
 They need to be destroyed, no matter the cost.
 They're evil, and the Venusians should fight them.  They need to be destroyed, no matter the cost.  Some may have good intentions, but they shouldn't be allowed to come back.  They can't be trusted, and they should continue to spy on them.