Answer:
I'm where yesterday follows today and tomorrow is in the middle. What am I?
Born of sorrow, grows with age, you need a lot to be a sage. What is it?
I am black of eye and bright of hair. I fast into the ground and follow my lord as he races around the world. What am I?
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
I can be entertaining until you realize some pieces have been lost.
Give it food and it will live, give it water and it will die.