Answer:
I'm light as a feather, yet the strongest man can't hold me for more than 5 minutes.
The man who invented it doesn't want it. The man who bought it doesn't need it. The man who needs it doesn't know it. What is it?
Used on a diamond and left on a board. It's great for a gymnast his grip to restore. What is it?
What flies without wings? What passes all things? What mends all sorrow? What brings the morrow?
Though easy to spot, when allowed to plume, It is hard to see, when held in a room.
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.