Answer:
The more of me you take, the more I appear behind you. What am I?
I only exist when you are here. Where you never were I can never be.
Four leaves I have.
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 everyday
I need to be taken before you can have me. What am I?
The answer I give is yes, but what I mean is no. What was the question?