You forgot to add the passage for this.
Answer:
"With a bald spot in the middle of my hair—" and "They will say: “How his hair is growing thin!”
Explanation:
The lines that indicate that the speaker is concerned about what others think of him are: "With a bald spot in the middle of my hair—" and "They will say: “How his hair is growing thin!”
A hyperbole is an exaggeration of a description or event. I do not think that statement is exaggerated, so no. It is not a hyperbole.