Answer:
What can fill a room but takes up no space?
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
Crooked as a rainbow and slick as a plate, ten thousand horses can't pull me straight. What am I?
I am your most powerful weapon; I come before your eyes. I help you seek the truth, yet I often give you lies. What am I?
What is it that after you take away the whole some still remains?
What language does a billboard speak?