Answer:
I carry you down a gentle stream.
Until I am measured, I am not known. Yet, how you miss me when I have flown. What Am I?
I have a head but never weeps. I have a bed but never sleeps. I can run but never walks. I have a bank but no money. What am I?
I am not a toy though many use me for pleasure. I have a butt but I cannot poo.
What is the beginning of eternity the end of time and space the beginning of every end and the end of every race?
Be sure to shout for its answers are weak, but there is no language it cannot speak.