He's on a self-indulgent 'ego trip' with his latest movie, which he wrote, directed, and starred in himself.
Winning was good for our 'egos'. = Winning boosted our 'egos'. [=winning made us proud of ourselves]
a bruised 'ego' [=a feeling that you are not as important as you thought you were]
(..) A million girls would kill for that job. Bye-bye. - Hmm? - Chairman of Elias-Clarke, Irv Ravitz. You know what they say? Tiny man, huge ego. No. And I've seen all this before. Theyskens is trying to reinvent the drop waist, so actually it's- - Where are all the other dresses? (..)2006 The Devil Wears Prada