The Question and Answer section for Legend is a great resource to ask questions, find answers, and discuss the novel.
The simile gives us a sense of strength and force.
The author is suggesting the distinct differences in the way social classes are treated. From the text, we can infer that the rich are given preferential treatment..... and that the poor are overlooked.
From the text, we can infer that the Commander is more compassionate than we first thought.
The second portion of the question calls for your feelings. There is no right or wrong answer.