Voice in a text is practically point of view. So, the point of view from a certain character in a text is the text's voice, or the perspective that the author wants to present us with.
The second sentence uses parallel structure because there are commas in appropriate places and when this sentence is read aloud is makes sense.
It's a cool poem to be honest. Do you need help on any questions based on this?
<span>struggling to survive through seemingly insurmountable odds.</span>