Answer:
A person's greatest asset.
The part of the bird, that is not in the sky, Which can swim in the ocean and always stay dry. What is it?
What is this Mexican dish consisting of a tortilla rolled around a filling, typically of beans or ground or shredded beef?
What is always coming every day, but never arrives until the next?
What can be seen but not touched?
Two little holes in the side of a hill. Just as you come to the cherry-red mill.