Figurative language refers to the use of words in a way that deviates from the conventional order and meaning in order to convey a complicated meaning, colorful writing, clarity, or evocative comparison. It uses an ordinary sentence to refer to something without directly stating it. Understanding figurative language is an important part of reading the Management Discussion and Analysis (MD&A), where management may use a metaphor to help explain complicated concepts or directions that the company is taking.
The speaker considers his love to be his muse. The speaker wants his muse to help him immortalize his love. The speaker fears that his love is growing old faster than he would like.
Mood isn't a literary element in a story, a novel, or even a book. Mood is what the author feels and what changes in the book. Like from being sad to being happy.
I don't know this well, but tremendous could be "frightening", because considering that the person is warning the other person that should mean that something not so good would happen in that place.