It's rude to call someone a thug.
Sam gets into an argument with a black man on Twitter.
Sam wants to goad him into doing something bad.
Sam tells the black man he thinks he is a bad person.
Sam instantly goes to name calling, calling him a filthy thug.
The black man says something racist to Sam in return, and Sam gets him banned.
The black man takes that to be racist, reports him, and gets Sam's account banned.