*Judy is herself very discriminative of the world around her to begin with. So due to the film's dealings with so many intertwining issues at once and the exploration of these intricacies, there are too many reasons to neglect this as the animated film that deals so significantly with its particular social issue of racism.
*but also an inability to feel anything at all. Sadness is also depicted as very important to Riley's mental health, since Joy's attempt to get her to be happy all the time left her vulnerable to crumbling emotionally during a crisis.
A case can also be made at how the 'chosen one' device is used for deconstruction. When we put certain people on a pedestal, it can create an unhealthy competition, but also the toxic idea that you must be better than everyone else in order to succeed in life.