"We fought WWII to fight Nazis, so we need to punch Nazis now."
"Captain America punches Nazis. What more do you need to know?"
"Nazi ideology is itself 'violence,' so violence is justified."
"You aren't a Nazi sympathizer, are you?"
1. Hating Nazi ideology is justified.
2. Violence against Nazis based only on their speech/beliefs is not justified.
3. The history of WWII is not the justification for (2.) that many think it is.
4. Disagreeing with violence against Nazis does not make one a Nazi.