He'sh mad?"
"Sort of mad. But mad with lots of money."
"Ah, then he can’t be mad. I've been around; if a man hash lotsh of money he'sh just ecshentric.

Twoflower was a tourist, the first ever seen on the discworld. Tourist, Rincewind had decided, meant 'idiot'.

He found that he had this sudden desperate longing for the fuming, smoky streets of Ankh-Morpork, which was always at its best in the spring, when the gummy sheen on the turbid waters of the Ankh River had a special iridescence and the eaves were full of birdsong, or at least birds coughing rhythmically

Multiple exclamation marks,' he went on, shaking his head, 'are a sure sign of a diseased mind.

[Rincewind] drew his sword and, with a smooth overarm throw, completely failed to hit the troll.

He talks pretty big for a gutter wizard," he muttered.
"You don't understand at all," said the wizard wearily. "I'm so scared of you my spine has turned to jelly, it's just that I'm suffering from an overdose of terror right now. I mean, when I've got over that then I'll have time to be decently frightened of you.