Answer:
Born of sorrow, grows with age, you need a lot to be a sage. What is it?
Can not be bought, Can not be sold, Even if it's made of gold. What is it?
I am black within and red without; with four corners round about. What am I?
I am one with eight to spare, lest I lose my one. I'm not a number. What am I?
I am a king who's good at measuring stuff. What am I?
I flow from the Homerβs mouth when he sees doughnuts.