Answer:
Many people own a copy of me. Without me the world would fall.
What can travel around the world while staying in a corner?
I belong to everyone. Sometimes make you happy sometimes make you sad. I will never end until the day you do.
I go through a door but never go in and never come out.
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
Why did the stadium get so hot after the game?