Adults get more confused by social worker jargon. Unlike children, they are also less likely to see two sides of an argument, and they no longer think they can make the world a better place. That can make them rather boring, I suppose.
I have a structured songwriting process. I start with the music and try to come up with musical ideas, then the melody, then the hook, and the lyrics come last. Some people start with the lyrics first because they know what they want to talk about and they just write a whole bunch of lyrical ideas,
I think theatre helped, only because it was acting experience. I got to work with a lot of directors.