Silence! It's a miracle the Master's wrath hasn't struck your rebellious hide – and us with it!”
-- Unnamed Alien (chapter 1 paragraph Frame five)

Importance: The alien seems to have some level of authority over the workers and he is angry that Sul, Valerian, and Laureline are talking. Sul is openly defiant of the Master, which is why this alien is afraid. That fear is one of the novel's themes.

Do as you're told! The Master's law punishes the rebellious and the lazy.”
-- Unnamed Alien (chapter 1 paragraph Frame six)

Importance: This is one instance in which the workers talk about punishment. The Master rules with fear and anyone who is not working as hard as possible for the Master is considered rebellious and lazy.

It's disgusting, all this chow! To think that all we'll get afterwards is a shot at the leftovers.”
-- Sul (chapter 1 paragraph Frame five)

Importance: Sul, Valerian, and Laureline are watching the Klaar being taken to the chutes that takes the food to the Master. They have worked hard...