If anything, it's a little intimidating because there's usually a lot of brilliant work and a lot of brilliant ideas out there that you wish you had thought of, or that you just admire for the originality of it or the difference from what you've been thinking of.

The most fun is to inhabit the world where cartoon physics is king. And that just means that things move with kind of an energy and exaggeration and appeal that is different from what we see in our world. We're bound by, at least, Newton's Laws of physics here and in animation we're not. So, director's can be extremely eccentric, you can sculpt motion in animation in a way that you just can't do any other way. In any other performance medium.

I think I probably am doing animation because I started as a kid and I learned on my own, and I worked by myself a lot. It's the only thing I really prepared myself to do in any kind of depth. And I've just kind of imbibed the technology and techniques and the thinking about telling stories this way. It just feels natural to me.

For me, part of the fascination with making animation is you go to a place; it's a complete immersion in someone else's fantasy.

You look at Japan and Hayao Miyazaki's films are the biggest films ever made in Japan; domestically there and they play to critical acclaim around the world. He won't put more then 5 or 10 percent computer imagery in his movies. It's disappointing to me. It's a silly choice that some studios made to move out of animation. It's part of the unfortuneate preconception that I think the public has going into see animation.

If anything, it's a little intimidating because there's usually a lot of brilliant work and a lot of brilliant ideas out there that you wish you had thought of, or that you just admire for the originality of it or the difference from what you've been thinking of.

Fox came to us with the concept for ICE AGE and they came to us with the first draft of the script. They also gave us a mandate to make it into a comedy from what was previously a rather dramatic action concept.