[T]he one indispensable ingredient of science fiction [is] a belief in a world being changed by man's intellect, a conviction that what was being written could really happen.

I don't really like movies that are all one or the other. It's really about the play between both of them. Now that I've said that, there's actually lots of movies that I like that are one or the other but it's just not for me as a filmmaker.

I don't really think in terms of competing with myself.

In hard-core science fiction in which characters are responding to a change in environment, caused by nature or the universe or technology, what readers want to see is how people cope, and so the character are present to cope, or fail to cope.

The people who gave up their humanity to save their planet was always very interesting to me.

I always like to think that I make movies that are like Nirvana songs. They have a slow verse and then they pop into high gear and then they go back into slow and then they pop into high gear again.

The zombie is in a lot of ways the perfect horror movie bad guy. It plays on so many fears all at once. The fear of predators, the fear of disease and the fear of loved ones betraying us - the ones we care about are turning around and trying to eat us.