When you break rules, break 'em good and hard

Vimes struggled to his feet, shook his head and set off after it. No thought was involved. It is the ancient instinct of terriers and policemen to chase anything that runs away.

Granny Weatherwax was not a good loser. From her point of view, losing was something that happened to other people.

Creatures which, lacking mankind's superior brain power, did not concern themselves with finding someone to blame, and instead tried to find someone to eat.

Ninety percent of true love is acute, ear-burning embarrassment.

The IQ of a mob is the IQ of its dumbest member divided by the number of mobsters.

Never trust any complicated cocktail that remains perfectly clear until the last ingredient goes in, and then immediately clouds.