Answer:
I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty. What am I?
Everyone in the world needs me. They generously give me but never take me. What am I?
Everyone asks for me but yet everyone hates to face me. For someone I am agony for others I am relief. Who am I?
When it comes to me you go on red and stop on green.
Walk on the living, they donβt even mumble. Walk on the dead, they mutter and grumble. What are they?
No matter how little or how much you use me, you change me every month.