If you read the poem slowly and think about it, you get this mysterious type of feel.
This explains the tapping on the window, and later the knocking on the door.
Therefore the mood is mysterious.
Answer:
Invest in yourself. Read a self-empowering book, eat with a healthy diet plan, and take a nap if it's needed. Working on yourself, your mentality most importantly, is the most crucial part of becoming productive and feeling self-improvement. "The world is what you make of it". If you spend your time adjusting your mind and thoughts to what you want it to be, it might not always go your way but it sure as hell is going to keep you motivated (productivity).
Answer:
Enjoy the moment while you can, don't focus on the time focus on the moment because you only have that then tomorrow comes and it's just another day.
Explanation:
Use a pair of commas in the middle of a sentence to set off clauses, phrases, and words that are not essential to the meaning of the sentence. Use one comma before to indicate the beginning of the pause and one at the end to indicate the end of the pause.