“We can’t fight back because then the Nazis will take the opportunity to punish us harder” has got to be in my top 5 cowardly thought-stopping bullshit comments.

You might also have gone with:

“It’s not as EASY as you seem to think”

“Yeah, well what have YOU done??”

“Did you not see the VERY effective and not-at-all-a-huge-joke No Kings protests a month ago?”

“Keyboard warrior!”