You can't build a plot out of jokes. You need tragic relief. And you need to let people know that when a lot of frightened people are running around with edged weaponry, there are deaths. Stupid deaths, usually. I'm not writing 'The A-Team' - if there's a fight going on, people will get hurt. Not letting this happen would be a betrayal.
Mort was hurt by this. It was one thing not to want to marry someone, but quite another to be told they didn't want to marry you.
I don't want to hurt you, Mistress Weatherwax," said Mrs Gogol. "That's good," said Granny. "I don't want you to hurt me either.