The momentum of production keeps you from giving up, so it's really the editing and writing phases where things can look bleakest.

Writing in a lot of ways feels more like excavation than construction. It feels like you're uncovering this thing bit by bit, discovering what it is, instead of constructing it upwards.

That's part of the appeal of time-travel movies: The notion of going back and fixing something.

You go from these high hopes when you're writing to just a desperate want of not making a complete fool of yourself by the end of it.

Well, you know, we all grew up as 'Star Wars' fans.

If you make something interesting, inevitably not everybody is going to like it.

Hopefully with each thing that you do you're learning something, you're growing, and you're pushing yourself a little harder in some way or another. So I think you'd be in real trouble if each new thing that you create didn't feel like 'Oh, wow. I feel like I'm doing something a little different this time.