Irony is the opposite of what you expect. For example, you would not expect the teacher’s daughter to dropout of high school. That would be ironic. Why is it ironic (not expected) that the author describes Sam McGee as “…cool and calm…” at the end of the poem?

They might have not been cool and calm, you didn't add the story

some attention getter quotes to support your thesis regarding brain work could be the following: :

a. storage capacity of your brain is virtually unlimited.

b. your brain produces sufficient electricity to light-up a small bulb.

c. different brain circuits are involved with reading aloud or silently.

d. your brain by itself does not feel pain.

e. reading allows your brain to download info directly.

f. brains of two musicians performing together can synchronize.

can you elaborate on what the question asks?