I'm not convinced introverts and extroverts even exist. All people have a need for company and a need for solitude. Depending on how well each of these needs is

I'm not convinced introverts and extroverts even exist. All people have a need for company and a need for solitude. Depending on how well each of these needs is satisfied you may feel one or the other way. Most of the time I see people describe themselves as introverts they are describing shyness or social anxiety.