Hogfather - Osmotic

The sleigh soared into the snowy sky.

ON THE WHOLE, I THINK THAT WENT VERY WELL, DON'T YOU?

'Yes, master,' said Albert.

I WAS RATHER PUZZLED BY THE LITTLE BOY IN THE CHAIN MAIL, THOUGH.

'I think that was a Watchman, master.'

REALLY? WELL, HE WENT AWAY HAPPY, AND THAT'S THE MAIN THING.

'Is it, master?' There was worry in Albert's voice.

Death's osmotic nature tended to pick up new ideas altogether too quickly. Of course, Albert understood why they had to do all this, but the master... well, sometimes the master lacked the necessary mental equipment to work out what should be true and what shouldn't…

***

Hogfather - p171