I was wrong, and I apologize for jumping to such an uncharitable conclusion and for baselessly accusing you of psittacity. I was being a jackass, and I'm sorry.
However, your reading of Schenck is incorrect.
However, your reading of Schenck is incorrect.
I understood Holmes to be saying that protesting the war in that epoch could lead to actual violence in the US. The domestic terrorism of the anarchists earlier in the decade could make you feel that way.