Answer:
I only exist when you are here. Where you never were I can never be.
I am a chair that can move. What am I?
Four fingers and a thumb, yet flesh and blood I have none. What am I?
In buckles or lace, I help set the pace. The farther you go, the thinner I grow. What am I?
Born of sorrow, grows with age, you need a lot to be a sage. What is it?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?