Raistlin’s sense of humor and appetite

Tanis realized the young mage was getting a cynical pleasure out of seeing his friends’ discomfiture.
“Can I get you something, Raistlin?” Tanis asked.
“No, thank you,” the mage answered, moving into the shadows once again.
“He eats practically nothing,” Caramon said in a worried tone. “I think he lives on air.”

Excerpt From Dragons of Autumn Twilight, pg 59
Margaret Weis & Tracy Hickman