Trying to play both sides, engaging in communist class warfare while attempting to reassure the averages that he's not talking about "them". In the end, they always are.
First they came for the billionaires...
Then the millionaires, then the "elites", then the academics...
Yes, that's usually what happens in Communism. And at some point, the nice old man who thought he could keep Communism in line this time is usually taken out too.
Sanders is not a communist though? Go ask TNF about that (if you're willing to sit through at least an hour of laughter).