Answer:
you can throw me away but I will always be coming back
Glittering points that downward thrust. Sparkling spears that never rust.
When you take away the whole from me, there is always some left. What am I?
I have cities with no people, forests with no trees, and oceans with no water. What am I?
I plow and plow, but never sow. What am I?
Keep doing me to avoid lens dryness