People know about you, Commander. Descendant of a watchman who believed that if a corrupted court will not behead an evil king, then the watchman should do it himself–”
“It was only one king,” Vimes protested. “It wasn’t a habit!”
“Sam Vimes once arrested me  for treason,” said Vetinari calmly. “Sam Vimes once arrested a dragon. Sam Vimes stopped a war between nations by arresting two high commands. He’s an arresting fellow, Sam Vimes.

All you ever need to know about Sam Vimes

Terry Pratchett, Thud! 

I heard a joke once: Man goes to doctor. Says he’s depressed. Says life is harsh and cruel. Says he feels all alone in a threatening world. Doctor says, “Treatment is simple. The great clown Pagliacci is in town tonight. Go see him. That should pick you up.” Man bursts into tears. Says, “But doctor… I am Pagliacci.” Good joke. Everybody laugh. Roll on snare drum. Curtains.
—  Alan Moore