David McRaney’s "You Are Not So Smart" explains that humans have a natural, biologically limited social ceiling of approximately 150, known as Dunbar’s Number. This limit on meaningful relationships, driven by the brain's neocortex, explains why modern digital connectivity often causes social burnout rather than true intimacy.

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You Are Not So Smart: Why You Have Too Many Fri... May 2026

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You Are Not So Smart: Why You Have Too Many Fri...

You Are Not So Smart: Why You Have Too Many Fri... May 2026

David McRaney’s "You Are Not So Smart" explains that humans have a natural, biologically limited social ceiling of approximately 150, known as Dunbar’s Number. This limit on meaningful relationships, driven by the brain's neocortex, explains why modern digital connectivity often causes social burnout rather than true intimacy.

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