Once you come up with a premise, you have to work out how it all happened. It's a bit like coming up with a spectacular roof design first. Before you can get it up there, you need to build a solid foundation and supporting structure.
“I have tried lately to read Shakespeare, and found it so intolerably dull that it nauseated me.”
“They had an opening. You know, it was one of those deals. I auditioned and got it in '93.”