I think the character does tend to suit an episodic thing, because what's fun about him is that he doesn't care about anyone else, and it's very difficult for a main character - a lead character - in a movie to not care about anybody else. ↗
I have often wondered how it is that every man loves himself more than all the rest of men, but yet sets less value on his own opinions of himself than on the opinions of others. ↗
O my God, what must a soul be like when it is in this state! It longs to be all one tongue with which to praise the Lord. It utters a thousand pious follies, in a continuous endeavor to please Him who thus possesses it. ↗