[Van Zieks allows the hand on his arm, because to refuse Kaspar whatever gave him comfort at the moment would be cruel, he imagines.]

I hardly think you can rightly say that of a man whose work sends people to the gallows.
[It's a weak protest, really. After a moment of hesitation, he places his own hand over Kaspar's.]

Really I marvel at your own strength of character for your good nature to persist in the face of such trials, Kaspar.