The mental affliction known as Borderline Personality Disorder is described as "uncertainty about self-image, long-term goals, types of friends or lovers to have and which values to adopt."

 It's also an apt description of a condition commonly known as "adolescence."
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In the 1960s, mental illness was still considered a stigma.

 Back then, people had "breakdowns," suffered "nervous exhaustion" or just "needed some rest."
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