Answer:
Born of sorrow, grow with age, you need a lot of me to be a sage. What am I?
I am like thunder in your cranium
There is one in every corner and two in every room.
I never was but always will be. No one ever saw me but everyone knows I exist. I give people the motivation to better themselves every day. What am I?
What is at the end of a rainbow?
The answer I give is yes, but what I mean is no. What was the question?