So much emotion can be brought in an animated film that's very hard to get in a live-action film. I haven't quite put my finger on why, but it might be because the characters can make facial expression that, if you made them in a movie, they'd call them corny.
Steve MartinI happened to take a photo, and there was my wife, my dog and my banjo, all in the same shot - and I thought, "Oh, that's like a family portrait right there."
Steve Martin