Answer:
I go around in circles, but always straight ahead. Never complain, no matter where I am led.
Steals an event or even a mood. Reveals the truth or shatters it.
I open wide and tight I shut, Sharp am I and paper-cut fingers too, so do take care, I'm good and bad, so best beware.
Fatherless and motherless. Born without sin, roared when it came into the world. And never spoke again.
Snake coiled round and round. Snake deep below the ground. Snake that's never had a head. Snake that binds but not with dread.
Iām grown from darkness but shine with a pale light. Very round I am and always a lady's delight.