Answer:
I start with an E end with an E and have a letter in me.
I grow up while growing down
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?
What time of day, when written in a capital letters, is the same forwards, backwards, and upside down?
The more of me there is the less you see.
The answer I give is yes, but what I mean is no. What was the question?