Answer:
What begins to die on a wedding day?
Turns us on our backs, and open up our stomachs. You will be the wisest of men though at start a lummox.
You can have it, and be at it, But it never lasts forever.
What can get you there in eco style, pushed by your legs mile after mile?
It is in every mountain, it's not in any hill, it's not in all the world, and yet it's in the mill.
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.