The challenge is the same whether or not I'm collaborating: to empathize with your reader and to tell a story that will matter to him or her. But the mechanics of going about that challenge change when you're collaborating, because you have someone to help refine your thinking and expand your vision of what might happen.
John GreenI'm sitting her thinking, -God, I swear I will take a vow of silence and move to a monastery and worship you for all my days if you just this once provide me with an invisibility cloak, come on, come on, please please invisibility cloak now now now-. It's very possible that Jane is thinking the same thing, I have no idea, because she's not talking either, and I can't look at her on account of how I'm blinded by embarrassment.
John Green