You're probably thinking we will never find you if you run... And you right. We will not find you there are nine levels, it's like a pitch black mase. You would only have salt and salt water. If I were you I wouldn't run.
This section in chapter five is when everybody in Yanek's flat was listening to the radio and they heard a bang on the door. Everybody in the room was too scared to open the door so it just stayed closed. The people behind the door was a Nazi soldier and a Judenrat.
This section in chapter 10 is Amon Goeth was sitting up above the Plaszow Concentration camp and was just listen to music with his weapon and dogs at hold until he shot somebody that he wanted to or didn't do enough work.
In this section of chapter, thirteen is when the Kapo was talking to the in-prisoned Jews about how running away would make you never found. And that was true but you would be in a pitch black mase with only salt and salt water.