Pete Docter

Like, if Buzz doesn't think he's a toy, why does he go rigid? Pixar's chief creative officer and the producer of its latest film, "Soul," explain ... sort of.
Who would have thought that being cast as the voice of Sadness would cause Phyllis Smith such joy?
And you may notice other changes animators had to make in the name of cross-cultural differences.
Too bad it didn't make it past the storyboards.
The message of Pixar's Inside Out is clear: there is no such thing as "pure joy." Instead, even in our most joyous times, there is often sadness mixed in.