School superintendent "haunted" by meeting with a Marxist, who might even deny the existence of a divinity. Moreover, this was a teacher of history (!).
Author notes several German speakers ranging from anti-American to neutral regarding the war. What is more, they have sons in the military and what damage they could do were they to hold the same opinions!
Potential mob violence against local German, which the author doesn't disagree with in principle, but moreover "believe[s] in letting the Law take its course."