Answer:
What has only two words, but thousands of letters?
Seven brothers, five work all day, The other two, just play or pray.
What is so delicate that saying its name breaks it?
It can be done to buttons and shopping carts. What is it?
Soldiers fight it but never changes.
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.