The hardest thing to get is true emotion. I always believe you need to earn that with the audience. You can't just tell them ok, be sad now. Humor, you can add. Even to the last minute you can be adding little bits of humor. But the true earned emotion is something that you really have to craft.
John LasseterYou cannot base a whole movie on just the imagery alone. It has to be the story and the characters.
John LasseterTo take full advantage of computer animation, you have to pay as much attention to the believable as you do the unbelievable.
John Lasseter