Directing is a mixture of compromise and perfectionism. When you lose the judgment of which is more important at any particular moment, you're time is over. They find you out and send you packing.
Danny BoyleThe most extraordinary thing, you'd be given permission for, and then the weirdest, simplest things, you just wouldn't be able to obtain permissions. And it would go on and on and on forever and ever, and there was no way to know. You have to kind of approach it with an open, quite optimistic mind, no matter what's thrown at you, because it will only ever result in damaging the film if you let any kind of despondency get to you.
Danny Boyle