 What is the significance of the title of the story?
"Just tell him that a man has arrived from Earth to talk to him. What I meant was that I expected someone from Earth to break through our blockade and come here. "If you wanted someone from Earth to come here to see you, why did you put the cordon around Earth? There was even serious discussion of destroying Earth out of hand, while it is still possible. While these creatures could by no means be classed among the intelligent races, there was a general expectation, which we reported to the Sunda, that they would some day come to be numbered among the Servants of the Emperor.
 It points to how the alien races see the humans
 It reinforces the importance of engine technology in space travel  It refers to the way the Vegans rule their territories  It hints toward the types of political negotiations that will happen  It points to how the alien races see the humans