Answer:
I reach for the sky but clutch to the ground. Sometimes I leave but I am always around.
What is the difference between a poorly dressed man on a bike, and a well-dressed man on a unicycle?
you can throw me away but I will always be coming back
I was not born but I am here. I have no name but I am given many. I was made by science and life
I always have to work with something in my eye.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.