Quicksand
Passage: Helga again felt a surge of hot anger
and seething resentment. And again it subsided
in amazement at the memory of the consider-
able applause which had greeted the speaker
just before he had asked his God’s blessing
upon them.
Definition: to move very quickly and suddenly in a particular direction
http://www.merriam-webster.com/dictionary/surge
Understanding: I understand that Helga felt a sudden rush of anger and resentment towards her job at Naxous