Answer:
I belong to you but others use me more often than you do
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 every day. What am I?
You may enter, but you may not come in. I have space, but no room, I have keys, but open no lock. What am I?
I can run but not walk. Wherever I go, thought follows close behind. What am I?
I always go to bed with my shoes on.
The answer I give is yes, but what I mean is no. What was the question?