Meaning that mans progress (maybe) is mostly driven by his needs and greed for the material things in life.
It is called Alliteration. Alliteration is a literary device where words which are adjacent to each other share the same consonant sound at the beginning. "<span>Peter Piper Picked a Peck of Pickled Peppers" is an example of an alliteration. This literary device is often seen in poems. It is very evident in the literary piece "Beowulf"</span>
Friendly helped to describe the tone of the sentence