You have definately tap into one of the mysteries of the meaning of life here. I hope you keep a note of this. It will help even later in life, too.

I personally prefer poems with amount of unique metaphors but anyway your topic here is outstanding and message of whole piece is truly remarkable.
I enjoyed a lot in this poem, very powerfully written and ending is touching, I agree with the subject of this.
Well done, you created absolutely strong rhythm to express your topic.