Personification.
The sun here is given a quality of a person
Figurative language is mostly used to leave a long lasting impression of something. Writers create images using figurative language so as to have us analyze and observe them in more detail. All of this is especially true of poets and poems who use metaphors, personification, and other narrative devices, so as to convey meaning almost all the time.
A figure of speech I think
Answer:
the answer is pity
Explanation
Because notice how at the end of the passage the last question your sentence says if he didn't fit anywhere in the world meaning he self-pity