There is no definitive guidebook on how to pick the right partner, and even if there were, I'm way too dumb to write it.
“I've been lucky. I've made films that I really like. It's been a combination of what comes to me and what I choose. I've gone after lots of things that I didn't get, pet projects that everybody ends up chasing after. Really, you're lucky if you get anything.”
“Unless I'm really uneasy with what I'm writing, I lose interest very quickly.”