... things to himself. Often when coming out of one of his hallucinations he is under a lot of stress and begins talking nonsense, such as when he was giving his infant son a bath. When his wife returned to find the baby nearly drowning, John Nash insists, even though he is alone in the room, that his old college roommate, who doesn't exist, was watching the baby. Further, he claims that Charles was injected with a sort of serum that made him invisible. The meaning of his claims doesn't make sense within the context of the situation. Also, at the beginning of the movie, in response to a challenge, he tells his classmate that he is "terrified, mortified, petrified, and stupefied," by him, which could be a form of clanging, although it actually makes sense. His disturbance of language mainly results from his disruption of perception, which includes rather complex hallucinations. ...

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