In a completely rational society the best of us would be teachers and the rest of us would have to settle for something else.
Motivation is everything. You can do the work of two people but you can't be...
Democracy functions best when we have an active citizenry.
When you're surrounded by all these people it can be even lonelier than when you're by yourself. You can be in a huge crowd but if you don't feel like you can trust anybody or talk to anybody you feel like you're really alone.