ego

Because he doesn't seem to be a person or an entity who does anything without ego.

He said given today's football environment was "full of ego", Pereira seemed genuine.

“You run into so many egos and so many people who want all the spotlight and all the publicity and all the close-ups.”

There are too many rogue people interested in ruining the high school sports experience to help their own wallets or egos.

It’s a relatively common syndrome, but Trump’s flatulent self-confidence is on a different scale than anyone else’s, which may be why he overpowers and absorbs so many lesser egos.