Answer:
Born of sorrow, grows with age, you need a lot to be a sage. What is it?
I go up but never come down. What am I?
I have no weight but I could destroy a mansion. What am I?
My first though water cures no thirst my next alone has soul and when he lives upon my first he then is called my whole.
I have roots nobody sees. I am taller than trees. Up up I go but I never grow.
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk