Answer:
Born of sorrow, grows with age, you need a lot to be a sage. What is it?
I can be repeated but rarely in the same way. I can't be changed but can be rewritten. I can be passed down but should not be forgotten.
You have to travel far before you turn it over. What is it?
I am so delicious that I require a house to contain me.
What is harder to catch the faster you run?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.