How To Be Made An Outcast And Abandoned As A Fool (By A Bunch Of Fools)

"Conspiracy theories have long been part of American life,..."

What this means (and the reason they can state it so casually) is: 

If you want to lose all your friends and family, just notice THEY'VE ALL BEEN TALKED INTO BELIEVING CRAZY SHIT - and then call anybody on it - and Viola!

 You'll automatically be made the bad guy.