Why does the author use this specific language about Little Man? in roll of thunder, hear my cry

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were a wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.

In which two sentences does the author use an ironic tone toward the subject

What is emphasized in william carlos williams's "landscape with the fall of icarus" but not n pieter brueghel's landscape with the fall of icarus? what conclusions can you draw about the similarities and differences between the themes of the two works?