Answer:
The more there is the less you see.
I am a bow that can never be tied or broken but can disappear. What am I?
I am not a toy though many use me for pleasure. I have a butt but I cannot poo.
What can run but never walks licks but never talks has a bed but never sleeps has a mouth but never eats?
I had a bright start, but I couldn't take the pressure. I consume everything, yet I don't eat anything. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.