First and foremost, you have to make the movie for yourself. And that's not to say, to hell with everyone else, but what else have you got to go on but your own taste and judgment?

The comic edge of Ghostbusters will always be the same. It's still treating the supernatural with a totally mundane sensibility. In the world of ghostbusting, there are certain givens. You're always going to have some new invented technology, some pseudo-science that sounds right because we drop enough familiar terms from physics and engineering, and pseudo-methodology, something that people will think they may have read something about before.

If people work together, if they can keep a cooperative spirit and use their ingenuity and balance it all with good humor and good will, then there's nothing to be afraid of. That's the sappy part of it, ... On the other hand, every Halloween for many years when my kids were trick-or-treating I would put on my 'Ghostbusters' jumpsuit with a police flashlight to protect all the kids from ghosts.

I had a lot of fun working with John Candy. We had a pretty good rapport.

I believe things happen that can't be explained, but so many people seem intent on explaining them. Everyone has an answer for them. Either aliens or things from the spirit world.

Ive never been a big believer in ghosts or the spirit world, and for me, that was part of the point of the movie, ... What the Ghostbusters represented was the triumph of human courage and human ingenuity. People create their own monsters. Our fears come from within us, not outside.

I've never taken a script to the stage or to principal photography and said, "This is perfect. This is as good as it can possibly be." It's not Shakespeare, you know; you know it can probably be better.