2666 - pg. 69

"Do you want some advice?" he asked. Pelletier gazed at him  in alarm. "I know you don't, old man, but here it is. Be careful," said Pritchard..

"Careful of what?" Pelletier managed to ask.

"Of the Medusa," said Pritchard. "Beware of the Medusa."

And the, before he continued down the stairs, he added: "When you've got her in your hands she'll blow you to pieces."