If you choose to do both [acting and directing] on a set,...

If you choose to do both [acting and directing] on a set, than you're admitting that you understand that everyone is in it for the same goal and it's a collaborative experience. You can't really jump into being an actor, and than direct yourself. At some point, you have to be willing to accept other people's opinions. I think that's helpful. If you try to micro-manage and control all of it, than you're probably heading for disaster.