Answer:
It comes only before, it comes only after. Rises only in darkness, but rises only in light. It is always the same, but is yet always different.
I have legs but never walk, I may have flowers but no soil, I hold food but never eat.
What gets wet while drying?
What can be measured but not seen?
How far will a blind dog walk into a forest?
I have two eyes in the front and a lot of eyes on my tail