Answer:
I reach for the sky but clutch to the ground. Sometimes I leave but I am always around.
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
I fly forever Rest never.
I have six faces but not even one body connected, 21 eyes in total but cannot see. What am I?
I have all the knowledge you have. But I am so small that I can fit into your hands. What am I?
When is it bad luck to see a black cat?