They imply figurative language because they make comparisons and give you a way to envision what they are seeing and feeling.
Where is the poem? Or can you tell the name of the poem or something ?
I would say when he stated he was excited let us know he was happy and ready pumped hope i helped :)
When you say that phrase, you are saying that you found a fact from a reliable source, such as a website, dictionary, encyclopedia, etc.