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]
(..) And now he knows something about you. He knows you're reckless. Take the next one. There isn't enough room for me and your ego. Mr. Bond? -It was left for you. -Thank you. I love you too, M. My name is Mathis. Rene Mathis. (..)2006 Casino Royale
(..) ...but arrogance and self-awareness seldom go hand in hand. So you want me to be half monk, half hit-man? Any thug can kill. I want you to take your ego out of the equation... ...and to judge the situation dispassionately. I have to know I can trust you, and that you know who to trust. (..)2006 Casino Royale