Answer:
To cross the water I'm the way, for water I'm above. I touch it not and, truth to say, I neither swim nor move.
What kind of pet always stays on the floor?
What goes further the slower it goes?
Slayer of regrets, old and new, sought by many, found by few.
I can run but not walk. Wherever I go, thought follows close behind.
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.