The themes of individuality and love in A Beautiful Mind are expressed in a variety of ways. First, John Nash's very unique and individual point of view is demonstrated by the artistic choice to treat his delusions as reality. Both his roommate Charles and his supervisor Parcher, along with Charles' niece Marcee are all treated as real people instead of hallucinations. Only when John realizes that Marcee has not aged over several years is he able to admit she is a hallucination.
We also see John's mind at work when there are flashes and sparkles of light, as well as a hyper-focus on objects of interest. There are also visual representations of equations and codes, showing how his unique mind is calculating in real time. We also see him finding patterns in texts and putting disparate pieces together in ways that make sense to him.
Conversely, another strong theme in the movie suggests John is trapped by his delusions. We see this through the many depictions of squares, windows, doorways,...
(The entire section contains 3 answers and 790 words.)